xref: /external/google-cloud-java/java-monitoring/proto-google-cloud-monitoring-v3/src/main/java/com/google/monitoring/v3/AlertPolicy.java

/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: google/monitoring/v3/alert.proto

package com.google.monitoring.v3;

/**
 *
 *
 * <pre>
 * A description of the conditions under which some aspect of your system is
 * considered to be "unhealthy" and the ways to notify people or services about
 * this state. For an overview of alert policies, see
 * [Introduction to Alerting](https://cloud.google.com/monitoring/alerts/).
 * </pre>
 *
 * Protobuf type {@code google.monitoring.v3.AlertPolicy}
 */
public final class AlertPolicy extends com.google.protobuf.GeneratedMessageV3
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  /**
   *
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   * <pre>
   * Operators for combining conditions.
   * </pre>
   *
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   */
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     * <pre>
     * Combine conditions using the logical `AND` operator. An
     * incident is created only if all the conditions are met
     * simultaneously. This combiner is satisfied if all conditions are
     * met, even if they are met on completely different resources.
     * </pre>
     *
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     */
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    /**
     *
     *
     * <pre>
     * Combine conditions using the logical `OR` operator. An incident
     * is created if any of the listed conditions is met.
     * </pre>
     *
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     */
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    /**
     *
     *
     * <pre>
     * Combine conditions using logical `AND` operator, but unlike the regular
     * `AND` option, an incident is created only if all conditions are met
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     * <pre>
     * Combine conditions using the logical `AND` operator. An
     * incident is created only if all the conditions are met
     * simultaneously. This combiner is satisfied if all conditions are
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     * </pre>
     *
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     */
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     *
     *
     * <pre>
     * Combine conditions using the logical `OR` operator. An incident
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     * </pre>
     *
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     *
     *
     * <pre>
     * Combine conditions using logical `AND` operator, but unlike the regular
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    // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Documentation)
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    static {
      DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Documentation();
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    public static com.google.monitoring.v3.AlertPolicy.Documentation getDefaultInstance() {
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  }

  public interface ConditionOrBuilder
      extends
      // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.Condition)
      com.google.protobuf.MessageOrBuilder {

    /**
     *
     *
     * <pre>
     * Required if the condition exists. The unique resource name for this
     * condition. Its format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
     * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
     * condition is created as part of a new or updated alerting policy.
     * When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the conditions of the
     * requested alerting policy. Cloud Monitoring creates the
     * condition identifiers and includes them in the new policy.
     * When calling the
     * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
     * method to update a policy, including a condition `name` causes the
     * existing condition to be updated. Conditions without names are added to
     * the updated policy. Existing conditions are deleted if they are not
     * updated.
     * Best practice is to preserve `[CONDITION_ID]` if you make only small
     * changes, such as those to condition thresholds, durations, or trigger
     * values.  Otherwise, treat the change as a new condition and let the
     * existing condition be deleted.
     * </pre>
     *
     * <code>string name = 12;</code>
     *
     * @return The name.
     */
    java.lang.String getName();
    /**
     *
     *
     * <pre>
     * Required if the condition exists. The unique resource name for this
     * condition. Its format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
     * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
     * condition is created as part of a new or updated alerting policy.
     * When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the conditions of the
     * requested alerting policy. Cloud Monitoring creates the
     * condition identifiers and includes them in the new policy.
     * When calling the
     * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
     * method to update a policy, including a condition `name` causes the
     * existing condition to be updated. Conditions without names are added to
     * the updated policy. Existing conditions are deleted if they are not
     * updated.
     * Best practice is to preserve `[CONDITION_ID]` if you make only small
     * changes, such as those to condition thresholds, durations, or trigger
     * values.  Otherwise, treat the change as a new condition and let the
     * existing condition be deleted.
     * </pre>
     *
     * <code>string name = 12;</code>
     *
     * @return The bytes for name.
     */
    com.google.protobuf.ByteString getNameBytes();

    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the condition in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple conditions in the same policy.
     * </pre>
     *
     * <code>string display_name = 6;</code>
     *
     * @return The displayName.
     */
    java.lang.String getDisplayName();
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the condition in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple conditions in the same policy.
     * </pre>
     *
     * <code>string display_name = 6;</code>
     *
     * @return The bytes for displayName.
     */
    com.google.protobuf.ByteString getDisplayNameBytes();

    /**
     *
     *
     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
     * </code>
     *
     * @return Whether the conditionThreshold field is set.
     */
    boolean hasConditionThreshold();
    /**
     *
     *
     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
     * </code>
     *
     * @return The conditionThreshold.
     */
    com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold getConditionThreshold();
    /**
     *
     *
     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
     * </code>
     */
    com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder
        getConditionThresholdOrBuilder();

    /**
     *
     *
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     *
     * @return Whether the conditionAbsent field is set.
     */
    boolean hasConditionAbsent();
    /**
     *
     *
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     *
     * @return The conditionAbsent.
     */
    com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence getConditionAbsent();
    /**
     *
     *
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     */
    com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder
        getConditionAbsentOrBuilder();

    /**
     *
     *
     * <pre>
     * A condition that checks for log messages matching given constraints. If
     * set, no other conditions can be present.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;</code>
     *
     * @return Whether the conditionMatchedLog field is set.
     */
    boolean hasConditionMatchedLog();
    /**
     *
     *
     * <pre>
     * A condition that checks for log messages matching given constraints. If
     * set, no other conditions can be present.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;</code>
     *
     * @return The conditionMatchedLog.
     */
    com.google.monitoring.v3.AlertPolicy.Condition.LogMatch getConditionMatchedLog();
    /**
     *
     *
     * <pre>
     * A condition that checks for log messages matching given constraints. If
     * set, no other conditions can be present.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;</code>
     */
    com.google.monitoring.v3.AlertPolicy.Condition.LogMatchOrBuilder
        getConditionMatchedLogOrBuilder();

    /**
     *
     *
     * <pre>
     * A condition that uses the Monitoring Query Language to define
     * alerts.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
     * </code>
     *
     * @return Whether the conditionMonitoringQueryLanguage field is set.
     */
    boolean hasConditionMonitoringQueryLanguage();
    /**
     *
     *
     * <pre>
     * A condition that uses the Monitoring Query Language to define
     * alerts.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
     * </code>
     *
     * @return The conditionMonitoringQueryLanguage.
     */
    com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
        getConditionMonitoringQueryLanguage();
    /**
     *
     *
     * <pre>
     * A condition that uses the Monitoring Query Language to define
     * alerts.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
     * </code>
     */
    com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageConditionOrBuilder
        getConditionMonitoringQueryLanguageOrBuilder();

    public com.google.monitoring.v3.AlertPolicy.Condition.ConditionCase getConditionCase();
  }
  /**
   *
   *
   * <pre>
   * A condition is a true/false test that determines when an alerting policy
   * should open an incident. If a condition evaluates to true, it signifies
   * that something is wrong.
   * </pre>
   *
   * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition}
   */
  public static final class Condition extends com.google.protobuf.GeneratedMessageV3
      implements
      // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.Condition)
      ConditionOrBuilder {
    private static final long serialVersionUID = 0L;
    // Use Condition.newBuilder() to construct.
    private Condition(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
      super(builder);
    }

    private Condition() {
      name_ = "";
      displayName_ = "";
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
      return new Condition();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
      return this.unknownFields;
    }

    public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
      return com.google.monitoring.v3.AlertProto
          .internal_static_google_monitoring_v3_AlertPolicy_Condition_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return com.google.monitoring.v3.AlertProto
          .internal_static_google_monitoring_v3_AlertPolicy_Condition_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              com.google.monitoring.v3.AlertPolicy.Condition.class,
              com.google.monitoring.v3.AlertPolicy.Condition.Builder.class);
    }

    /**
     *
     *
     * <pre>
     * A condition control that determines how metric-threshold conditions
     * are evaluated when data stops arriving.
     * This control doesn't affect metric-absence policies.
     * </pre>
     *
     * Protobuf enum {@code google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData}
     */
    public enum EvaluationMissingData implements com.google.protobuf.ProtocolMessageEnum {
      /**
       *
       *
       * <pre>
       * An unspecified evaluation missing data option.  Equivalent to
       * EVALUATION_MISSING_DATA_NO_OP.
       * </pre>
       *
       * <code>EVALUATION_MISSING_DATA_UNSPECIFIED = 0;</code>
       */
      EVALUATION_MISSING_DATA_UNSPECIFIED(0),
      /**
       *
       *
       * <pre>
       * If there is no data to evaluate the condition, then evaluate the
       * condition as false.
       * </pre>
       *
       * <code>EVALUATION_MISSING_DATA_INACTIVE = 1;</code>
       */
      EVALUATION_MISSING_DATA_INACTIVE(1),
      /**
       *
       *
       * <pre>
       * If there is no data to evaluate the condition, then evaluate the
       * condition as true.
       * </pre>
       *
       * <code>EVALUATION_MISSING_DATA_ACTIVE = 2;</code>
       */
      EVALUATION_MISSING_DATA_ACTIVE(2),
      /**
       *
       *
       * <pre>
       * Do not evaluate the condition to any value if there is no data.
       * </pre>
       *
       * <code>EVALUATION_MISSING_DATA_NO_OP = 3;</code>
       */
      EVALUATION_MISSING_DATA_NO_OP(3),
      UNRECOGNIZED(-1),
      ;

      /**
       *
       *
       * <pre>
       * An unspecified evaluation missing data option.  Equivalent to
       * EVALUATION_MISSING_DATA_NO_OP.
       * </pre>
       *
       * <code>EVALUATION_MISSING_DATA_UNSPECIFIED = 0;</code>
       */
      public static final int EVALUATION_MISSING_DATA_UNSPECIFIED_VALUE = 0;
      /**
       *
       *
       * <pre>
       * If there is no data to evaluate the condition, then evaluate the
       * condition as false.
       * </pre>
       *
       * <code>EVALUATION_MISSING_DATA_INACTIVE = 1;</code>
       */
      public static final int EVALUATION_MISSING_DATA_INACTIVE_VALUE = 1;
      /**
       *
       *
       * <pre>
       * If there is no data to evaluate the condition, then evaluate the
       * condition as true.
       * </pre>
       *
       * <code>EVALUATION_MISSING_DATA_ACTIVE = 2;</code>
       */
      public static final int EVALUATION_MISSING_DATA_ACTIVE_VALUE = 2;
      /**
       *
       *
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            typeCase_ = 0;
            type_ = null;
            onChanged();
          }
          return this;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition.Trigger)
      }

      // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition.Trigger)
      private static final com.google.monitoring.v3.AlertPolicy.Condition.Trigger DEFAULT_INSTANCE;

      static {
        DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition.Trigger();
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.Trigger getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<Trigger> PARSER =
          new com.google.protobuf.AbstractParser<Trigger>() {
            @java.lang.Override
            public Trigger parsePartialFrom(
                com.google.protobuf.CodedInputStream input,
                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                throws com.google.protobuf.InvalidProtocolBufferException {
              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
              }
              return builder.buildPartial();
            }
          };

      public static com.google.protobuf.Parser<Trigger> parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser<Trigger> getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
    }

    public interface MetricThresholdOrBuilder
        extends
        // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
       *
       * <pre>
       * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
       * type. Optionally, it can specify resource labels and metric labels.
       * This field must not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The filter.
       */
      java.lang.String getFilter();
      /**
       *
       *
       * <pre>
       * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
       * type. Optionally, it can specify resource labels and metric labels.
       * This field must not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The bytes for filter.
       */
      com.google.protobuf.ByteString getFilterBytes();

      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      java.util.List<com.google.monitoring.v3.Aggregation> getAggregationsList();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      com.google.monitoring.v3.Aggregation getAggregations(int index);
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      int getAggregationsCount();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
          getAggregationsOrBuilderList();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(int index);

      /**
       *
       *
       * <pre>
       * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies a time series that should be used as the denominator of a
       * ratio that will be compared with the threshold. If a
       * `denominator_filter` is specified, the time series specified by the
       * `filter` field will be used as the numerator.
       * The filter must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       *
       * @return The denominatorFilter.
       */
      java.lang.String getDenominatorFilter();
      /**
       *
       *
       * <pre>
       * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies a time series that should be used as the denominator of a
       * ratio that will be compared with the threshold. If a
       * `denominator_filter` is specified, the time series specified by the
       * `filter` field will be used as the numerator.
       * The filter must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       *
       * @return The bytes for denominatorFilter.
       */
      com.google.protobuf.ByteString getDenominatorFilterBytes();

      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      java.util.List<com.google.monitoring.v3.Aggregation> getDenominatorAggregationsList();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      com.google.monitoring.v3.Aggregation getDenominatorAggregations(int index);
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      int getDenominatorAggregationsCount();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
          getDenominatorAggregationsOrBuilderList();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      com.google.monitoring.v3.AggregationOrBuilder getDenominatorAggregationsOrBuilder(int index);

      /**
       *
       *
       * <pre>
       * The comparison to apply between the time series (indicated by `filter`
       * and `aggregation`) and the threshold (indicated by `threshold_value`).
       * The comparison is applied on each time series, with the time series
       * on the left-hand side and the threshold on the right-hand side.
       * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
       * </pre>
       *
       * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
       *
       * @return The enum numeric value on the wire for comparison.
       */
      int getComparisonValue();
      /**
       *
       *
       * <pre>
       * The comparison to apply between the time series (indicated by `filter`
       * and `aggregation`) and the threshold (indicated by `threshold_value`).
       * The comparison is applied on each time series, with the time series
       * on the left-hand side and the threshold on the right-hand side.
       * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
       * </pre>
       *
       * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
       *
       * @return The comparison.
       */
      com.google.monitoring.v3.ComparisonType getComparison();

      /**
       *
       *
       * <pre>
       * A value against which to compare the time series.
       * </pre>
       *
       * <code>double threshold_value = 5;</code>
       *
       * @return The thresholdValue.
       */
      double getThresholdValue();

      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       *
       * @return Whether the duration field is set.
       */
      boolean hasDuration();
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       *
       * @return The duration.
       */
      com.google.protobuf.Duration getDuration();
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       */
      com.google.protobuf.DurationOrBuilder getDurationOrBuilder();

      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       *
       * @return Whether the trigger field is set.
       */
      boolean hasTrigger();
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       *
       * @return The trigger.
       */
      com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger();
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       */
      com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder();

      /**
       *
       *
       * <pre>
       * A condition control that determines how metric-threshold conditions
       * are evaluated when data stops arriving.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
       * </code>
       *
       * @return The enum numeric value on the wire for evaluationMissingData.
       */
      int getEvaluationMissingDataValue();
      /**
       *
       *
       * <pre>
       * A condition control that determines how metric-threshold conditions
       * are evaluated when data stops arriving.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
       * </code>
       *
       * @return The evaluationMissingData.
       */
      com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData
          getEvaluationMissingData();
    }
    /**
     *
     *
     * <pre>
     * A condition type that compares a collection of time series
     * against a threshold.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition.MetricThreshold}
     */
    public static final class MetricThreshold extends com.google.protobuf.GeneratedMessageV3
        implements
        // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)
        MetricThresholdOrBuilder {
      private static final long serialVersionUID = 0L;
      // Use MetricThreshold.newBuilder() to construct.
      private MetricThreshold(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
        super(builder);
      }

      private MetricThreshold() {
        filter_ = "";
        aggregations_ = java.util.Collections.emptyList();
        denominatorFilter_ = "";
        denominatorAggregations_ = java.util.Collections.emptyList();
        comparison_ = 0;
        evaluationMissingData_ = 0;
      }

      @java.lang.Override
      @SuppressWarnings({"unused"})
      protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
        return new MetricThreshold();
      }

      @java.lang.Override
      public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
        return this.unknownFields;
      }

      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_Condition_MetricThreshold_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_Condition_MetricThreshold_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.class,
                com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder.class);
      }

      public static final int FILTER_FIELD_NUMBER = 2;

      @SuppressWarnings("serial")
      private volatile java.lang.Object filter_ = "";
      /**
       *
       *
       * <pre>
       * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
       * type. Optionally, it can specify resource labels and metric labels.
       * This field must not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The filter.
       */
      @java.lang.Override
      public java.lang.String getFilter() {
        java.lang.Object ref = filter_;
        if (ref instanceof java.lang.String) {
          return (java.lang.String) ref;
        } else {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          filter_ = s;
          return s;
        }
      }
      /**
       *
       *
       * <pre>
       * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
       * type. Optionally, it can specify resource labels and metric labels.
       * This field must not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The bytes for filter.
       */
      @java.lang.Override
      public com.google.protobuf.ByteString getFilterBytes() {
        java.lang.Object ref = filter_;
        if (ref instanceof java.lang.String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          filter_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }

      public static final int AGGREGATIONS_FIELD_NUMBER = 8;

      @SuppressWarnings("serial")
      private java.util.List<com.google.monitoring.v3.Aggregation> aggregations_;
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      @java.lang.Override
      public java.util.List<com.google.monitoring.v3.Aggregation> getAggregationsList() {
        return aggregations_;
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      @java.lang.Override
      public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
          getAggregationsOrBuilderList() {
        return aggregations_;
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      @java.lang.Override
      public int getAggregationsCount() {
        return aggregations_.size();
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.Aggregation getAggregations(int index) {
        return aggregations_.get(index);
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(int index) {
        return aggregations_.get(index);
      }

      public static final int DENOMINATOR_FILTER_FIELD_NUMBER = 9;

      @SuppressWarnings("serial")
      private volatile java.lang.Object denominatorFilter_ = "";
      /**
       *
       *
       * <pre>
       * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies a time series that should be used as the denominator of a
       * ratio that will be compared with the threshold. If a
       * `denominator_filter` is specified, the time series specified by the
       * `filter` field will be used as the numerator.
       * The filter must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       *
       * @return The denominatorFilter.
       */
      @java.lang.Override
      public java.lang.String getDenominatorFilter() {
        java.lang.Object ref = denominatorFilter_;
        if (ref instanceof java.lang.String) {
          return (java.lang.String) ref;
        } else {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          denominatorFilter_ = s;
          return s;
        }
      }
      /**
       *
       *
       * <pre>
       * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies a time series that should be used as the denominator of a
       * ratio that will be compared with the threshold. If a
       * `denominator_filter` is specified, the time series specified by the
       * `filter` field will be used as the numerator.
       * The filter must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       *
       * @return The bytes for denominatorFilter.
       */
      @java.lang.Override
      public com.google.protobuf.ByteString getDenominatorFilterBytes() {
        java.lang.Object ref = denominatorFilter_;
        if (ref instanceof java.lang.String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          denominatorFilter_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }

      public static final int DENOMINATOR_AGGREGATIONS_FIELD_NUMBER = 10;

      @SuppressWarnings("serial")
      private java.util.List<com.google.monitoring.v3.Aggregation> denominatorAggregations_;
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      @java.lang.Override
      public java.util.List<com.google.monitoring.v3.Aggregation> getDenominatorAggregationsList() {
        return denominatorAggregations_;
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      @java.lang.Override
      public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
          getDenominatorAggregationsOrBuilderList() {
        return denominatorAggregations_;
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      @java.lang.Override
      public int getDenominatorAggregationsCount() {
        return denominatorAggregations_.size();
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.Aggregation getDenominatorAggregations(int index) {
        return denominatorAggregations_.get(index);
      }
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.AggregationOrBuilder getDenominatorAggregationsOrBuilder(
          int index) {
        return denominatorAggregations_.get(index);
      }

      public static final int COMPARISON_FIELD_NUMBER = 4;
      private int comparison_ = 0;
      /**
       *
       *
       * <pre>
       * The comparison to apply between the time series (indicated by `filter`
       * and `aggregation`) and the threshold (indicated by `threshold_value`).
       * The comparison is applied on each time series, with the time series
       * on the left-hand side and the threshold on the right-hand side.
       * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
       * </pre>
       *
       * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
       *
       * @return The enum numeric value on the wire for comparison.
       */
      @java.lang.Override
      public int getComparisonValue() {
        return comparison_;
      }
      /**
       *
       *
       * <pre>
       * The comparison to apply between the time series (indicated by `filter`
       * and `aggregation`) and the threshold (indicated by `threshold_value`).
       * The comparison is applied on each time series, with the time series
       * on the left-hand side and the threshold on the right-hand side.
       * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
       * </pre>
       *
       * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
       *
       * @return The comparison.
       */
      @java.lang.Override
      public com.google.monitoring.v3.ComparisonType getComparison() {
        com.google.monitoring.v3.ComparisonType result =
            com.google.monitoring.v3.ComparisonType.forNumber(comparison_);
        return result == null ? com.google.monitoring.v3.ComparisonType.UNRECOGNIZED : result;
      }

      public static final int THRESHOLD_VALUE_FIELD_NUMBER = 5;
      private double thresholdValue_ = 0D;
      /**
       *
       *
       * <pre>
       * A value against which to compare the time series.
       * </pre>
       *
       * <code>double threshold_value = 5;</code>
       *
       * @return The thresholdValue.
       */
      @java.lang.Override
      public double getThresholdValue() {
        return thresholdValue_;
      }

      public static final int DURATION_FIELD_NUMBER = 6;
      private com.google.protobuf.Duration duration_;
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       *
       * @return Whether the duration field is set.
       */
      @java.lang.Override
      public boolean hasDuration() {
        return duration_ != null;
      }
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       *
       * @return The duration.
       */
      @java.lang.Override
      public com.google.protobuf.Duration getDuration() {
        return duration_ == null ? com.google.protobuf.Duration.getDefaultInstance() : duration_;
      }
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       */
      @java.lang.Override
      public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
        return duration_ == null ? com.google.protobuf.Duration.getDefaultInstance() : duration_;
      }

      public static final int TRIGGER_FIELD_NUMBER = 7;
      private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_;
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       *
       * @return Whether the trigger field is set.
       */
      @java.lang.Override
      public boolean hasTrigger() {
        return trigger_ != null;
      }
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       *
       * @return The trigger.
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger() {
        return trigger_ == null
            ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
            : trigger_;
      }
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder() {
        return trigger_ == null
            ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
            : trigger_;
      }

      public static final int EVALUATION_MISSING_DATA_FIELD_NUMBER = 11;
      private int evaluationMissingData_ = 0;
      /**
       *
       *
       * <pre>
       * A condition control that determines how metric-threshold conditions
       * are evaluated when data stops arriving.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
       * </code>
       *
       * @return The enum numeric value on the wire for evaluationMissingData.
       */
      @java.lang.Override
      public int getEvaluationMissingDataValue() {
        return evaluationMissingData_;
      }
      /**
       *
       *
       * <pre>
       * A condition control that determines how metric-threshold conditions
       * are evaluated when data stops arriving.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
       * </code>
       *
       * @return The evaluationMissingData.
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData
          getEvaluationMissingData() {
        com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData result =
            com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData.forNumber(
                evaluationMissingData_);
        return result == null
            ? com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData.UNRECOGNIZED
            : result;
      }

      private byte memoizedIsInitialized = -1;

      @java.lang.Override
      public final boolean isInitialized() {
        byte isInitialized = memoizedIsInitialized;
        if (isInitialized == 1) return true;
        if (isInitialized == 0) return false;

        memoizedIsInitialized = 1;
        return true;
      }

      @java.lang.Override
      public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
        if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(filter_)) {
          com.google.protobuf.GeneratedMessageV3.writeString(output, 2, filter_);
        }
        if (comparison_
            != com.google.monitoring.v3.ComparisonType.COMPARISON_UNSPECIFIED.getNumber()) {
          output.writeEnum(4, comparison_);
        }
        if (java.lang.Double.doubleToRawLongBits(thresholdValue_) != 0) {
          output.writeDouble(5, thresholdValue_);
        }
        if (duration_ != null) {
          output.writeMessage(6, getDuration());
        }
        if (trigger_ != null) {
          output.writeMessage(7, getTrigger());
        }
        for (int i = 0; i < aggregations_.size(); i++) {
          output.writeMessage(8, aggregations_.get(i));
        }
        if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(denominatorFilter_)) {
          com.google.protobuf.GeneratedMessageV3.writeString(output, 9, denominatorFilter_);
        }
        for (int i = 0; i < denominatorAggregations_.size(); i++) {
          output.writeMessage(10, denominatorAggregations_.get(i));
        }
        if (evaluationMissingData_
            != com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData
                .EVALUATION_MISSING_DATA_UNSPECIFIED
                .getNumber()) {
          output.writeEnum(11, evaluationMissingData_);
        }
        getUnknownFields().writeTo(output);
      }

      @java.lang.Override
      public int getSerializedSize() {
        int size = memoizedSize;
        if (size != -1) return size;

        size = 0;
        if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(filter_)) {
          size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, filter_);
        }
        if (comparison_
            != com.google.monitoring.v3.ComparisonType.COMPARISON_UNSPECIFIED.getNumber()) {
          size += com.google.protobuf.CodedOutputStream.computeEnumSize(4, comparison_);
        }
        if (java.lang.Double.doubleToRawLongBits(thresholdValue_) != 0) {
          size += com.google.protobuf.CodedOutputStream.computeDoubleSize(5, thresholdValue_);
        }
        if (duration_ != null) {
          size += com.google.protobuf.CodedOutputStream.computeMessageSize(6, getDuration());
        }
        if (trigger_ != null) {
          size += com.google.protobuf.CodedOutputStream.computeMessageSize(7, getTrigger());
        }
        for (int i = 0; i < aggregations_.size(); i++) {
          size += com.google.protobuf.CodedOutputStream.computeMessageSize(8, aggregations_.get(i));
        }
        if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(denominatorFilter_)) {
          size += com.google.protobuf.GeneratedMessageV3.computeStringSize(9, denominatorFilter_);
        }
        for (int i = 0; i < denominatorAggregations_.size(); i++) {
          size +=
              com.google.protobuf.CodedOutputStream.computeMessageSize(
                  10, denominatorAggregations_.get(i));
        }
        if (evaluationMissingData_
            != com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData
                .EVALUATION_MISSING_DATA_UNSPECIFIED
                .getNumber()) {
          size += com.google.protobuf.CodedOutputStream.computeEnumSize(11, evaluationMissingData_);
        }
        size += getUnknownFields().getSerializedSize();
        memoizedSize = size;
        return size;
      }

      @java.lang.Override
      public boolean equals(final java.lang.Object obj) {
        if (obj == this) {
          return true;
        }
        if (!(obj instanceof com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)) {
          return super.equals(obj);
        }
        com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold other =
            (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) obj;

        if (!getFilter().equals(other.getFilter())) return false;
        if (!getAggregationsList().equals(other.getAggregationsList())) return false;
        if (!getDenominatorFilter().equals(other.getDenominatorFilter())) return false;
        if (!getDenominatorAggregationsList().equals(other.getDenominatorAggregationsList()))
          return false;
        if (comparison_ != other.comparison_) return false;
        if (java.lang.Double.doubleToLongBits(getThresholdValue())
            != java.lang.Double.doubleToLongBits(other.getThresholdValue())) return false;
        if (hasDuration() != other.hasDuration()) return false;
        if (hasDuration()) {
          if (!getDuration().equals(other.getDuration())) return false;
        }
        if (hasTrigger() != other.hasTrigger()) return false;
        if (hasTrigger()) {
          if (!getTrigger().equals(other.getTrigger())) return false;
        }
        if (evaluationMissingData_ != other.evaluationMissingData_) return false;
        if (!getUnknownFields().equals(other.getUnknownFields())) return false;
        return true;
      }

      @java.lang.Override
      public int hashCode() {
        if (memoizedHashCode != 0) {
          return memoizedHashCode;
        }
        int hash = 41;
        hash = (19 * hash) + getDescriptor().hashCode();
        hash = (37 * hash) + FILTER_FIELD_NUMBER;
        hash = (53 * hash) + getFilter().hashCode();
        if (getAggregationsCount() > 0) {
          hash = (37 * hash) + AGGREGATIONS_FIELD_NUMBER;
          hash = (53 * hash) + getAggregationsList().hashCode();
        }
        hash = (37 * hash) + DENOMINATOR_FILTER_FIELD_NUMBER;
        hash = (53 * hash) + getDenominatorFilter().hashCode();
        if (getDenominatorAggregationsCount() > 0) {
          hash = (37 * hash) + DENOMINATOR_AGGREGATIONS_FIELD_NUMBER;
          hash = (53 * hash) + getDenominatorAggregationsList().hashCode();
        }
        hash = (37 * hash) + COMPARISON_FIELD_NUMBER;
        hash = (53 * hash) + comparison_;
        hash = (37 * hash) + THRESHOLD_VALUE_FIELD_NUMBER;
        hash =
            (53 * hash)
                + com.google.protobuf.Internal.hashLong(
                    java.lang.Double.doubleToLongBits(getThresholdValue()));
        if (hasDuration()) {
          hash = (37 * hash) + DURATION_FIELD_NUMBER;
          hash = (53 * hash) + getDuration().hashCode();
        }
        if (hasTrigger()) {
          hash = (37 * hash) + TRIGGER_FIELD_NUMBER;
          hash = (53 * hash) + getTrigger().hashCode();
        }
        hash = (37 * hash) + EVALUATION_MISSING_DATA_FIELD_NUMBER;
        hash = (53 * hash) + evaluationMissingData_;
        hash = (29 * hash) + getUnknownFields().hashCode();
        memoizedHashCode = hash;
        return hash;
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold parseFrom(
          java.nio.ByteBuffer data) throws com.google.protobuf.InvalidProtocolBufferException {
        return PARSER.parseFrom(data);
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold parseFrom(
          java.nio.ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return PARSER.parseFrom(data, extensionRegistry);
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold parseFrom(
          com.google.protobuf.ByteString data)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return PARSER.parseFrom(data);
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold parseFrom(
          com.google.protobuf.ByteString data,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return PARSER.parseFrom(data, extensionRegistry);
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold parseFrom(
          byte[] data) throws com.google.protobuf.InvalidProtocolBufferException {
        return PARSER.parseFrom(data);
      }

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        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
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         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
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         *
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         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
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         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
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         *
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        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
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         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
         *
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        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
         *
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         * Specifies the alignment of data points in individual time series as
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         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
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         *
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         * Specifies the alignment of data points in individual time series as
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         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
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         *
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        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
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         *
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         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
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          } else {
            aggregationsBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder setAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.set(index, builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.add(value);
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(int index, com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.add(index, value);
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(
            com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.add(builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.add(index, builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAllAggregations(
            java.lang.Iterable<? extends com.google.monitoring.v3.Aggregation> values) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, aggregations_);
            onChanged();
          } else {
            aggregationsBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder clearAggregations() {
          if (aggregationsBuilder_ == null) {
            aggregations_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000002);
            onChanged();
          } else {
            aggregationsBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder removeAggregations(int index) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.remove(index);
            onChanged();
          } else {
            aggregationsBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder getAggregationsBuilder(int index) {
          return getAggregationsFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(int index) {
          if (aggregationsBuilder_ == null) {
            return aggregations_.get(index);
          } else {
            return aggregationsBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
            getAggregationsOrBuilderList() {
          if (aggregationsBuilder_ != null) {
            return aggregationsBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(aggregations_);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder() {
          return getAggregationsFieldBuilder()
              .addBuilder(com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder(int index) {
          return getAggregationsFieldBuilder()
              .addBuilder(index, com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation.Builder>
            getAggregationsBuilderList() {
          return getAggregationsFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation,
                com.google.monitoring.v3.Aggregation.Builder,
                com.google.monitoring.v3.AggregationOrBuilder>
            getAggregationsFieldBuilder() {
          if (aggregationsBuilder_ == null) {
            aggregationsBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.monitoring.v3.Aggregation,
                    com.google.monitoring.v3.Aggregation.Builder,
                    com.google.monitoring.v3.AggregationOrBuilder>(
                    aggregations_,
                    ((bitField0_ & 0x00000002) != 0),
                    getParentForChildren(),
                    isClean());
            aggregations_ = null;
          }
          return aggregationsBuilder_;
        }

        private java.lang.Object denominatorFilter_ = "";
        /**
         *
         *
         * <pre>
         * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies a time series that should be used as the denominator of a
         * ratio that will be compared with the threshold. If a
         * `denominator_filter` is specified, the time series specified by the
         * `filter` field will be used as the numerator.
         * The filter must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         *
         * @return The denominatorFilter.
         */
        public java.lang.String getDenominatorFilter() {
          java.lang.Object ref = denominatorFilter_;
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            denominatorFilter_ = s;
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies a time series that should be used as the denominator of a
         * ratio that will be compared with the threshold. If a
         * `denominator_filter` is specified, the time series specified by the
         * `filter` field will be used as the numerator.
         * The filter must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         *
         * @return The bytes for denominatorFilter.
         */
        public com.google.protobuf.ByteString getDenominatorFilterBytes() {
          java.lang.Object ref = denominatorFilter_;
          if (ref instanceof String) {
            com.google.protobuf.ByteString b =
                com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
            denominatorFilter_ = b;
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies a time series that should be used as the denominator of a
         * ratio that will be compared with the threshold. If a
         * `denominator_filter` is specified, the time series specified by the
         * `filter` field will be used as the numerator.
         * The filter must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         *
         * @param value The denominatorFilter to set.
         * @return This builder for chaining.
         */
        public Builder setDenominatorFilter(java.lang.String value) {
          if (value == null) {
            throw new NullPointerException();
          }
          denominatorFilter_ = value;
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies a time series that should be used as the denominator of a
         * ratio that will be compared with the threshold. If a
         * `denominator_filter` is specified, the time series specified by the
         * `filter` field will be used as the numerator.
         * The filter must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearDenominatorFilter() {
          denominatorFilter_ = getDefaultInstance().getDenominatorFilter();
          bitField0_ = (bitField0_ & ~0x00000004);
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies a time series that should be used as the denominator of a
         * ratio that will be compared with the threshold. If a
         * `denominator_filter` is specified, the time series specified by the
         * `filter` field will be used as the numerator.
         * The filter must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         *
         * @param value The bytes for denominatorFilter to set.
         * @return This builder for chaining.
         */
        public Builder setDenominatorFilterBytes(com.google.protobuf.ByteString value) {
          if (value == null) {
            throw new NullPointerException();
          }
          checkByteStringIsUtf8(value);
          denominatorFilter_ = value;
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }

        private java.util.List<com.google.monitoring.v3.Aggregation> denominatorAggregations_ =
            java.util.Collections.emptyList();

        private void ensureDenominatorAggregationsIsMutable() {
          if (!((bitField0_ & 0x00000008) != 0)) {
            denominatorAggregations_ =
                new java.util.ArrayList<com.google.monitoring.v3.Aggregation>(
                    denominatorAggregations_);
            bitField0_ |= 0x00000008;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation,
                com.google.monitoring.v3.Aggregation.Builder,
                com.google.monitoring.v3.AggregationOrBuilder>
            denominatorAggregationsBuilder_;

        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation>
            getDenominatorAggregationsList() {
          if (denominatorAggregationsBuilder_ == null) {
            return java.util.Collections.unmodifiableList(denominatorAggregations_);
          } else {
            return denominatorAggregationsBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public int getDenominatorAggregationsCount() {
          if (denominatorAggregationsBuilder_ == null) {
            return denominatorAggregations_.size();
          } else {
            return denominatorAggregationsBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation getDenominatorAggregations(int index) {
          if (denominatorAggregationsBuilder_ == null) {
            return denominatorAggregations_.get(index);
          } else {
            return denominatorAggregationsBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder setDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation value) {
          if (denominatorAggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.set(index, value);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder setDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.set(index, builderForValue.build());
            onChanged();
          } else {
            denominatorAggregationsBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(com.google.monitoring.v3.Aggregation value) {
          if (denominatorAggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(value);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation value) {
          if (denominatorAggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(index, value);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(
            com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(builderForValue.build());
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(index, builderForValue.build());
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addAllDenominatorAggregations(
            java.lang.Iterable<? extends com.google.monitoring.v3.Aggregation> values) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(
                values, denominatorAggregations_);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder clearDenominatorAggregations() {
          if (denominatorAggregationsBuilder_ == null) {
            denominatorAggregations_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000008);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder removeDenominatorAggregations(int index) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.remove(index);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder getDenominatorAggregationsBuilder(
            int index) {
          return getDenominatorAggregationsFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.AggregationOrBuilder getDenominatorAggregationsOrBuilder(
            int index) {
          if (denominatorAggregationsBuilder_ == null) {
            return denominatorAggregations_.get(index);
          } else {
            return denominatorAggregationsBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
            getDenominatorAggregationsOrBuilderList() {
          if (denominatorAggregationsBuilder_ != null) {
            return denominatorAggregationsBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(denominatorAggregations_);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addDenominatorAggregationsBuilder() {
          return getDenominatorAggregationsFieldBuilder()
              .addBuilder(com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addDenominatorAggregationsBuilder(
            int index) {
          return getDenominatorAggregationsFieldBuilder()
              .addBuilder(index, com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation.Builder>
            getDenominatorAggregationsBuilderList() {
          return getDenominatorAggregationsFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation,
                com.google.monitoring.v3.Aggregation.Builder,
                com.google.monitoring.v3.AggregationOrBuilder>
            getDenominatorAggregationsFieldBuilder() {
          if (denominatorAggregationsBuilder_ == null) {
            denominatorAggregationsBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.monitoring.v3.Aggregation,
                    com.google.monitoring.v3.Aggregation.Builder,
                    com.google.monitoring.v3.AggregationOrBuilder>(
                    denominatorAggregations_,
                    ((bitField0_ & 0x00000008) != 0),
                    getParentForChildren(),
                    isClean());
            denominatorAggregations_ = null;
          }
          return denominatorAggregationsBuilder_;
        }

        private int comparison_ = 0;
        /**
         *
         *
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         *
         * @return The enum numeric value on the wire for comparison.
         */
        @java.lang.Override
        public int getComparisonValue() {
          return comparison_;
        }
        /**
         *
         *
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         *
         * @param value The enum numeric value on the wire for comparison to set.
         * @return This builder for chaining.
         */
        public Builder setComparisonValue(int value) {
          comparison_ = value;
          bitField0_ |= 0x00000010;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         *
         * @return The comparison.
         */
        @java.lang.Override
        public com.google.monitoring.v3.ComparisonType getComparison() {
          com.google.monitoring.v3.ComparisonType result =
              com.google.monitoring.v3.ComparisonType.forNumber(comparison_);
          return result == null ? com.google.monitoring.v3.ComparisonType.UNRECOGNIZED : result;
        }
        /**
         *
         *
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         *
         * @param value The comparison to set.
         * @return This builder for chaining.
         */
        public Builder setComparison(com.google.monitoring.v3.ComparisonType value) {
          if (value == null) {
            throw new NullPointerException();
          }
          bitField0_ |= 0x00000010;
          comparison_ = value.getNumber();
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearComparison() {
          bitField0_ = (bitField0_ & ~0x00000010);
          comparison_ = 0;
          onChanged();
          return this;
        }

        private double thresholdValue_;
        /**
         *
         *
         * <pre>
         * A value against which to compare the time series.
         * </pre>
         *
         * <code>double threshold_value = 5;</code>
         *
         * @return The thresholdValue.
         */
        @java.lang.Override
        public double getThresholdValue() {
          return thresholdValue_;
        }
        /**
         *
         *
         * <pre>
         * A value against which to compare the time series.
         * </pre>
         *
         * <code>double threshold_value = 5;</code>
         *
         * @param value The thresholdValue to set.
         * @return This builder for chaining.
         */
        public Builder setThresholdValue(double value) {

          thresholdValue_ = value;
          bitField0_ |= 0x00000020;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * A value against which to compare the time series.
         * </pre>
         *
         * <code>double threshold_value = 5;</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearThresholdValue() {
          bitField0_ = (bitField0_ & ~0x00000020);
          thresholdValue_ = 0D;
          onChanged();
          return this;
        }

        private com.google.protobuf.Duration duration_;
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>
            durationBuilder_;
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         *
         * @return Whether the duration field is set.
         */
        public boolean hasDuration() {
          return ((bitField0_ & 0x00000040) != 0);
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         *
         * @return The duration.
         */
        public com.google.protobuf.Duration getDuration() {
          if (durationBuilder_ == null) {
            return duration_ == null
                ? com.google.protobuf.Duration.getDefaultInstance()
                : duration_;
          } else {
            return durationBuilder_.getMessage();
          }
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder setDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            duration_ = value;
          } else {
            durationBuilder_.setMessage(value);
          }
          bitField0_ |= 0x00000040;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder setDuration(com.google.protobuf.Duration.Builder builderForValue) {
          if (durationBuilder_ == null) {
            duration_ = builderForValue.build();
          } else {
            durationBuilder_.setMessage(builderForValue.build());
          }
          bitField0_ |= 0x00000040;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder mergeDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (((bitField0_ & 0x00000040) != 0)
                && duration_ != null
                && duration_ != com.google.protobuf.Duration.getDefaultInstance()) {
              getDurationBuilder().mergeFrom(value);
            } else {
              duration_ = value;
            }
          } else {
            durationBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000040;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder clearDuration() {
          bitField0_ = (bitField0_ & ~0x00000040);
          duration_ = null;
          if (durationBuilder_ != null) {
            durationBuilder_.dispose();
            durationBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public com.google.protobuf.Duration.Builder getDurationBuilder() {
          bitField0_ |= 0x00000040;
          onChanged();
          return getDurationFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
          if (durationBuilder_ != null) {
            return durationBuilder_.getMessageOrBuilder();
          } else {
            return duration_ == null
                ? com.google.protobuf.Duration.getDefaultInstance()
                : duration_;
          }
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>
            getDurationFieldBuilder() {
          if (durationBuilder_ == null) {
            durationBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.protobuf.Duration,
                    com.google.protobuf.Duration.Builder,
                    com.google.protobuf.DurationOrBuilder>(
                    getDuration(), getParentForChildren(), isClean());
            duration_ = null;
          }
          return durationBuilder_;
        }

        private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_;
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>
            triggerBuilder_;
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         *
         * @return Whether the trigger field is set.
         */
        public boolean hasTrigger() {
          return ((bitField0_ & 0x00000080) != 0);
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         *
         * @return The trigger.
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger() {
          if (triggerBuilder_ == null) {
            return trigger_ == null
                ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
                : trigger_;
          } else {
            return triggerBuilder_.getMessage();
          }
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder setTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            trigger_ = value;
          } else {
            triggerBuilder_.setMessage(value);
          }
          bitField0_ |= 0x00000080;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder setTrigger(
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder builderForValue) {
          if (triggerBuilder_ == null) {
            trigger_ = builderForValue.build();
          } else {
            triggerBuilder_.setMessage(builderForValue.build());
          }
          bitField0_ |= 0x00000080;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder mergeTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (((bitField0_ & 0x00000080) != 0)
                && trigger_ != null
                && trigger_
                    != com.google.monitoring.v3.AlertPolicy.Condition.Trigger
                        .getDefaultInstance()) {
              getTriggerBuilder().mergeFrom(value);
            } else {
              trigger_ = value;
            }
          } else {
            triggerBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000080;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder clearTrigger() {
          bitField0_ = (bitField0_ & ~0x00000080);
          trigger_ = null;
          if (triggerBuilder_ != null) {
            triggerBuilder_.dispose();
            triggerBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder getTriggerBuilder() {
          bitField0_ |= 0x00000080;
          onChanged();
          return getTriggerFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder
            getTriggerOrBuilder() {
          if (triggerBuilder_ != null) {
            return triggerBuilder_.getMessageOrBuilder();
          } else {
            return trigger_ == null
                ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
                : trigger_;
          }
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>
            getTriggerFieldBuilder() {
          if (triggerBuilder_ == null) {
            triggerBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                    com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                    com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>(
                    getTrigger(), getParentForChildren(), isClean());
            trigger_ = null;
          }
          return triggerBuilder_;
        }

        private int evaluationMissingData_ = 0;
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
         * </code>
         *
         * @return The enum numeric value on the wire for evaluationMissingData.
         */
        @java.lang.Override
        public int getEvaluationMissingDataValue() {
          return evaluationMissingData_;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
         * </code>
         *
         * @param value The enum numeric value on the wire for evaluationMissingData to set.
         * @return This builder for chaining.
         */
        public Builder setEvaluationMissingDataValue(int value) {
          evaluationMissingData_ = value;
          bitField0_ |= 0x00000100;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
         * </code>
         *
         * @return The evaluationMissingData.
         */
        @java.lang.Override
        public com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData
            getEvaluationMissingData() {
          com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData result =
              com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData.forNumber(
                  evaluationMissingData_);
          return result == null
              ? com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData.UNRECOGNIZED
              : result;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
         * </code>
         *
         * @param value The evaluationMissingData to set.
         * @return This builder for chaining.
         */
        public Builder setEvaluationMissingData(
            com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData value) {
          if (value == null) {
            throw new NullPointerException();
          }
          bitField0_ |= 0x00000100;
          evaluationMissingData_ = value.getNumber();
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 11;
         * </code>
         *
         * @return This builder for chaining.
         */
        public Builder clearEvaluationMissingData() {
          bitField0_ = (bitField0_ & ~0x00000100);
          evaluationMissingData_ = 0;
          onChanged();
          return this;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)
      }

      // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)
      private static final com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
          DEFAULT_INSTANCE;

      static {
        DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold();
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
          getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<MetricThreshold> PARSER =
          new com.google.protobuf.AbstractParser<MetricThreshold>() {
            @java.lang.Override
            public MetricThreshold parsePartialFrom(
                com.google.protobuf.CodedInputStream input,
                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                throws com.google.protobuf.InvalidProtocolBufferException {
              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
              }
              return builder.buildPartial();
            }
          };

      public static com.google.protobuf.Parser<MetricThreshold> parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser<MetricThreshold> getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
          getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
    }

    public interface MetricAbsenceOrBuilder
        extends
        // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
       *
       * <pre>
       * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
       * type. Optionally, it can specify resource labels and metric labels.
       * This field must not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The filter.
       */
      java.lang.String getFilter();
      /**
       *
       *
       * <pre>
       * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
       * type. Optionally, it can specify resource labels and metric labels.
       * This field must not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The bytes for filter.
       */
      com.google.protobuf.ByteString getFilterBytes();

      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      java.util.List<com.google.monitoring.v3.Aggregation> getAggregationsList();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      com.google.monitoring.v3.Aggregation getAggregations(int index);
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      int getAggregationsCount();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
          getAggregationsOrBuilderList();
      /**
       *
       *
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(int index);

      /**
       *
       *
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. The minimum value of this field
       * is 120 seconds. Larger values that are a multiple of a
       * minute--for example, 240 or 300 seconds--are supported.
       * If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       *
       * @return Whether the duration field is set.
       */
      boolean hasDuration();
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. The minimum value of this field
       * is 120 seconds. Larger values that are a multiple of a
       * minute--for example, 240 or 300 seconds--are supported.
       * If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       *
       * @return The duration.
       */
      com.google.protobuf.Duration getDuration();
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. The minimum value of this field
       * is 120 seconds. Larger values that are a multiple of a
       * minute--for example, 240 or 300 seconds--are supported.
       * If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      com.google.protobuf.DurationOrBuilder getDurationOrBuilder();

      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       *
       * @return Whether the trigger field is set.
       */
      boolean hasTrigger();
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       *
       * @return The trigger.
       */
      com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger();
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder();
    }
    /**
     *
     *
     * <pre>
     * A condition type that checks that monitored resources
     * are reporting data. The configuration defines a metric and
     * a set of monitored resources. The predicate is considered in violation
     * when a time series for the specified metric of a monitored
     * resource does not include any data in the specified `duration`.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition.MetricAbsence}
     */
    public static final class MetricAbsence extends com.google.protobuf.GeneratedMessageV3
        implements
        // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
        MetricAbsenceOrBuilder {
      private static final long serialVersionUID = 0L;
      // Use MetricAbsence.newBuilder() to construct.
      private MetricAbsence(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
        super(builder);
      }

      private MetricAbsence() {
        filter_ = "";
        aggregations_ = java.util.Collections.emptyList();
      }

      @java.lang.Override
      @SuppressWarnings({"unused"})
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       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
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       * The filter is similar to the one that is specified in the
       * [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
       * (that call is useful to verify the time series that will be retrieved /
       * processed). The filter must specify the metric type and the resource
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       * This field must not exceed 2048 Unicode characters in length.
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       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
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       * when aggregating multiple streams on each resource to a single
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       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
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       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
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       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
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       * Specifies the alignment of data points in individual time series as
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       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the [`ListTimeSeries`
       * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this
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       * If an invalid value is given, an
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            return this;
          if (!other.getFilter().isEmpty()) {
            filter_ = other.filter_;
            bitField0_ |= 0x00000001;
            onChanged();
          }
          if (aggregationsBuilder_ == null) {
            if (!other.aggregations_.isEmpty()) {
              if (aggregations_.isEmpty()) {
                aggregations_ = other.aggregations_;
                bitField0_ = (bitField0_ & ~0x00000002);
              } else {
                ensureAggregationsIsMutable();
                aggregations_.addAll(other.aggregations_);
              }
              onChanged();
            }
          } else {
            if (!other.aggregations_.isEmpty()) {
              if (aggregationsBuilder_.isEmpty()) {
                aggregationsBuilder_.dispose();
                aggregationsBuilder_ = null;
                aggregations_ = other.aggregations_;
                bitField0_ = (bitField0_ & ~0x00000002);
                aggregationsBuilder_ =
                    com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                        ? getAggregationsFieldBuilder()
                        : null;
              } else {
                aggregationsBuilder_.addAllMessages(other.aggregations_);
              }
            }
          }
          if (other.hasDuration()) {
            mergeDuration(other.getDuration());
          }
          if (other.hasTrigger()) {
            mergeTrigger(other.getTrigger());
          }
          this.mergeUnknownFields(other.getUnknownFields());
          onChanged();
          return this;
        }

        @java.lang.Override
        public final boolean isInitialized() {
          return true;
        }

        @java.lang.Override
        public Builder mergeFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws java.io.IOException {
          if (extensionRegistry == null) {
            throw new java.lang.NullPointerException();
          }
          try {
            boolean done = false;
            while (!done) {
              int tag = input.readTag();
              switch (tag) {
                case 0:
                  done = true;
                  break;
                case 10:
                  {
                    filter_ = input.readStringRequireUtf8();
                    bitField0_ |= 0x00000001;
                    break;
                  } // case 10
                case 18:
                  {
                    input.readMessage(getDurationFieldBuilder().getBuilder(), extensionRegistry);
                    bitField0_ |= 0x00000004;
                    break;
                  } // case 18
                case 26:
                  {
                    input.readMessage(getTriggerFieldBuilder().getBuilder(), extensionRegistry);
                    bitField0_ |= 0x00000008;
                    break;
                  } // case 26
                case 42:
                  {
                    com.google.monitoring.v3.Aggregation m =
                        input.readMessage(
                            com.google.monitoring.v3.Aggregation.parser(), extensionRegistry);
                    if (aggregationsBuilder_ == null) {
                      ensureAggregationsIsMutable();
                      aggregations_.add(m);
                    } else {
                      aggregationsBuilder_.addMessage(m);
                    }
                    break;
                  } // case 42
                default:
                  {
                    if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                      done = true; // was an endgroup tag
                    }
                    break;
                  } // default:
              } // switch (tag)
            } // while (!done)
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.unwrapIOException();
          } finally {
            onChanged();
          } // finally
          return this;
        }

        private int bitField0_;

        private java.lang.Object filter_ = "";
        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
         *
         * @return The filter.
         */
        public java.lang.String getFilter() {
          java.lang.Object ref = filter_;
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            filter_ = s;
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
         *
         * @return The bytes for filter.
         */
        public com.google.protobuf.ByteString getFilterBytes() {
          java.lang.Object ref = filter_;
          if (ref instanceof String) {
            com.google.protobuf.ByteString b =
                com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
            filter_ = b;
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
         *
         * @param value The filter to set.
         * @return This builder for chaining.
         */
        public Builder setFilter(java.lang.String value) {
          if (value == null) {
            throw new NullPointerException();
          }
          filter_ = value;
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearFilter() {
          filter_ = getDefaultInstance().getFilter();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * Required. A [filter](https://cloud.google.com/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list)
         * (that call is useful to verify the time series that will be retrieved /
         * processed). The filter must specify the metric type and the resource
         * type. Optionally, it can specify resource labels and metric labels.
         * This field must not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
         *
         * @param value The bytes for filter to set.
         * @return This builder for chaining.
         */
        public Builder setFilterBytes(com.google.protobuf.ByteString value) {
          if (value == null) {
            throw new NullPointerException();
          }
          checkByteStringIsUtf8(value);
          filter_ = value;
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }

        private java.util.List<com.google.monitoring.v3.Aggregation> aggregations_ =
            java.util.Collections.emptyList();

        private void ensureAggregationsIsMutable() {
          if (!((bitField0_ & 0x00000002) != 0)) {
            aggregations_ =
                new java.util.ArrayList<com.google.monitoring.v3.Aggregation>(aggregations_);
            bitField0_ |= 0x00000002;
          }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation,
                com.google.monitoring.v3.Aggregation.Builder,
                com.google.monitoring.v3.AggregationOrBuilder>
            aggregationsBuilder_;

        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation> getAggregationsList() {
          if (aggregationsBuilder_ == null) {
            return java.util.Collections.unmodifiableList(aggregations_);
          } else {
            return aggregationsBuilder_.getMessageList();
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public int getAggregationsCount() {
          if (aggregationsBuilder_ == null) {
            return aggregations_.size();
          } else {
            return aggregationsBuilder_.getCount();
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.Aggregation getAggregations(int index) {
          if (aggregationsBuilder_ == null) {
            return aggregations_.get(index);
          } else {
            return aggregationsBuilder_.getMessage(index);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder setAggregations(int index, com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.set(index, value);
            onChanged();
          } else {
            aggregationsBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder setAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.set(index, builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder addAggregations(com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.add(value);
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder addAggregations(int index, com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.add(index, value);
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder addAggregations(
            com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.add(builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder addAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.add(index, builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder addAllAggregations(
            java.lang.Iterable<? extends com.google.monitoring.v3.Aggregation> values) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(values, aggregations_);
            onChanged();
          } else {
            aggregationsBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder clearAggregations() {
          if (aggregationsBuilder_ == null) {
            aggregations_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000002);
            onChanged();
          } else {
            aggregationsBuilder_.clear();
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder removeAggregations(int index) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.remove(index);
            onChanged();
          } else {
            aggregationsBuilder_.remove(index);
          }
          return this;
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder getAggregationsBuilder(int index) {
          return getAggregationsFieldBuilder().getBuilder(index);
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(int index) {
          if (aggregationsBuilder_ == null) {
            return aggregations_.get(index);
          } else {
            return aggregationsBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder>
            getAggregationsOrBuilderList() {
          if (aggregationsBuilder_ != null) {
            return aggregationsBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(aggregations_);
          }
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder() {
          return getAggregationsFieldBuilder()
              .addBuilder(com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder(int index) {
          return getAggregationsFieldBuilder()
              .addBuilder(index, com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         *
         *
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the [`ListTimeSeries`
         * request](https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation.Builder>
            getAggregationsBuilderList() {
          return getAggregationsFieldBuilder().getBuilderList();
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation,
                com.google.monitoring.v3.Aggregation.Builder,
                com.google.monitoring.v3.AggregationOrBuilder>
            getAggregationsFieldBuilder() {
          if (aggregationsBuilder_ == null) {
            aggregationsBuilder_ =
                new com.google.protobuf.RepeatedFieldBuilderV3<
                    com.google.monitoring.v3.Aggregation,
                    com.google.monitoring.v3.Aggregation.Builder,
                    com.google.monitoring.v3.AggregationOrBuilder>(
                    aggregations_,
                    ((bitField0_ & 0x00000002) != 0),
                    getParentForChildren(),
                    isClean());
            aggregations_ = null;
          }
          return aggregationsBuilder_;
        }

        private com.google.protobuf.Duration duration_;
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>
            durationBuilder_;
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         *
         * @return Whether the duration field is set.
         */
        public boolean hasDuration() {
          return ((bitField0_ & 0x00000004) != 0);
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         *
         * @return The duration.
         */
        public com.google.protobuf.Duration getDuration() {
          if (durationBuilder_ == null) {
            return duration_ == null
                ? com.google.protobuf.Duration.getDefaultInstance()
                : duration_;
          } else {
            return durationBuilder_.getMessage();
          }
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder setDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            duration_ = value;
          } else {
            durationBuilder_.setMessage(value);
          }
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder setDuration(com.google.protobuf.Duration.Builder builderForValue) {
          if (durationBuilder_ == null) {
            duration_ = builderForValue.build();
          } else {
            durationBuilder_.setMessage(builderForValue.build());
          }
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder mergeDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (((bitField0_ & 0x00000004) != 0)
                && duration_ != null
                && duration_ != com.google.protobuf.Duration.getDefaultInstance()) {
              getDurationBuilder().mergeFrom(value);
            } else {
              duration_ = value;
            }
          } else {
            durationBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder clearDuration() {
          bitField0_ = (bitField0_ & ~0x00000004);
          duration_ = null;
          if (durationBuilder_ != null) {
            durationBuilder_.dispose();
            durationBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public com.google.protobuf.Duration.Builder getDurationBuilder() {
          bitField0_ |= 0x00000004;
          onChanged();
          return getDurationFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
          if (durationBuilder_ != null) {
            return durationBuilder_.getMessageOrBuilder();
          } else {
            return duration_ == null
                ? com.google.protobuf.Duration.getDefaultInstance()
                : duration_;
          }
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. The minimum value of this field
         * is 120 seconds. Larger values that are a multiple of a
         * minute--for example, 240 or 300 seconds--are supported.
         * If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>
            getDurationFieldBuilder() {
          if (durationBuilder_ == null) {
            durationBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.protobuf.Duration,
                    com.google.protobuf.Duration.Builder,
                    com.google.protobuf.DurationOrBuilder>(
                    getDuration(), getParentForChildren(), isClean());
            duration_ = null;
          }
          return durationBuilder_;
        }

        private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_;
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>
            triggerBuilder_;
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         *
         * @return Whether the trigger field is set.
         */
        public boolean hasTrigger() {
          return ((bitField0_ & 0x00000008) != 0);
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         *
         * @return The trigger.
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger() {
          if (triggerBuilder_ == null) {
            return trigger_ == null
                ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
                : trigger_;
          } else {
            return triggerBuilder_.getMessage();
          }
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder setTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            trigger_ = value;
          } else {
            triggerBuilder_.setMessage(value);
          }
          bitField0_ |= 0x00000008;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder setTrigger(
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder builderForValue) {
          if (triggerBuilder_ == null) {
            trigger_ = builderForValue.build();
          } else {
            triggerBuilder_.setMessage(builderForValue.build());
          }
          bitField0_ |= 0x00000008;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder mergeTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (((bitField0_ & 0x00000008) != 0)
                && trigger_ != null
                && trigger_
                    != com.google.monitoring.v3.AlertPolicy.Condition.Trigger
                        .getDefaultInstance()) {
              getTriggerBuilder().mergeFrom(value);
            } else {
              trigger_ = value;
            }
          } else {
            triggerBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000008;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder clearTrigger() {
          bitField0_ = (bitField0_ & ~0x00000008);
          trigger_ = null;
          if (triggerBuilder_ != null) {
            triggerBuilder_.dispose();
            triggerBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder getTriggerBuilder() {
          bitField0_ |= 0x00000008;
          onChanged();
          return getTriggerFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder
            getTriggerOrBuilder() {
          if (triggerBuilder_ != null) {
            return triggerBuilder_.getMessageOrBuilder();
          } else {
            return trigger_ == null
                ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
                : trigger_;
          }
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>
            getTriggerFieldBuilder() {
          if (triggerBuilder_ == null) {
            triggerBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                    com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                    com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>(
                    getTrigger(), getParentForChildren(), isClean());
            trigger_ = null;
          }
          return triggerBuilder_;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
      }

      // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
      private static final com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence
          DEFAULT_INSTANCE;

      static {
        DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence();
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence
          getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<MetricAbsence> PARSER =
          new com.google.protobuf.AbstractParser<MetricAbsence>() {
            @java.lang.Override
            public MetricAbsence parsePartialFrom(
                com.google.protobuf.CodedInputStream input,
                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                throws com.google.protobuf.InvalidProtocolBufferException {
              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
              }
              return builder.buildPartial();
            }
          };

      public static com.google.protobuf.Parser<MetricAbsence> parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser<MetricAbsence> getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence
          getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
    }

    public interface LogMatchOrBuilder
        extends
        // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.Condition.LogMatch)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
       *
       * <pre>
       * Required. A logs-based filter. See [Advanced Logs
       * Queries](https://cloud.google.com/logging/docs/view/advanced-queries)
       * for how this filter should be constructed.
       * </pre>
       *
       * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The filter.
       */
      java.lang.String getFilter();
      /**
       *
       *
       * <pre>
       * Required. A logs-based filter. See [Advanced Logs
       * Queries](https://cloud.google.com/logging/docs/view/advanced-queries)
       * for how this filter should be constructed.
       * </pre>
       *
       * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
       *
       * @return The bytes for filter.
       */
      com.google.protobuf.ByteString getFilterBytes();

      /**
       *
       *
       * <pre>
       * Optional. A map from a label key to an extractor expression, which is
       * used to extract the value for this label key. Each entry in this map is
       * a specification for how data should be extracted from log entries that
       * match `filter`. Each combination of extracted values is treated as a
       * separate rule for the purposes of triggering notifications. Label keys
       * and corresponding values can be used in notifications generated by this
       * condition.
       * Please see [the documentation on logs-based metric
       * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
       * for syntax and examples.
       * </pre>
       *
       * <code>map&lt;string, string&gt; label_extractors = 2;</code>
       */
      int getLabelExtractorsCount();
      /**
       *
       *
       * <pre>
       * Optional. A map from a label key to an extractor expression, which is
       * used to extract the value for this label key. Each entry in this map is
       * a specification for how data should be extracted from log entries that
       * match `filter`. Each combination of extracted values is treated as a
       * separate rule for the purposes of triggering notifications. Label keys
       * and corresponding values can be used in notifications generated by this
       * condition.
       * Please see [the documentation on logs-based metric
       * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
       * for syntax and examples.
       * </pre>
       *
       * <code>map&lt;string, string&gt; label_extractors = 2;</code>
       */
      boolean containsLabelExtractors(java.lang.String key);
      /** Use {@link #getLabelExtractorsMap()} instead. */
      @java.lang.Deprecated
      java.util.Map<java.lang.String, java.lang.String> getLabelExtractors();
      /**
       *
       *
       * <pre>
       * Optional. A map from a label key to an extractor expression, which is
       * used to extract the value for this label key. Each entry in this map is
       * a specification for how data should be extracted from log entries that
       * match `filter`. Each combination of extracted values is treated as a
       * separate rule for the purposes of triggering notifications. Label keys
       * and corresponding values can be used in notifications generated by this
       * condition.
       * Please see [the documentation on logs-based metric
       * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
       * for syntax and examples.
       * </pre>
       *
       * <code>map&lt;string, string&gt; label_extractors = 2;</code>
       */
      java.util.Map<java.lang.String, java.lang.String> getLabelExtractorsMap();
      /**
       *
       *
       * <pre>
       * Optional. A map from a label key to an extractor expression, which is
       * used to extract the value for this label key. Each entry in this map is
       * a specification for how data should be extracted from log entries that
       * match `filter`. Each combination of extracted values is treated as a
       * separate rule for the purposes of triggering notifications. Label keys
       * and corresponding values can be used in notifications generated by this
       * condition.
       * Please see [the documentation on logs-based metric
       * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
       * for syntax and examples.
       * </pre>
       *
       * <code>map&lt;string, string&gt; label_extractors = 2;</code>
       */
      /* nullable */
      java.lang.String getLabelExtractorsOrDefault(
          java.lang.String key,
          /* nullable */
          java.lang.String defaultValue);
      /**
       *
       *
       * <pre>
       * Optional. A map from a label key to an extractor expression, which is
       * used to extract the value for this label key. Each entry in this map is
       * a specification for how data should be extracted from log entries that
       * match `filter`. Each combination of extracted values is treated as a
       * separate rule for the purposes of triggering notifications. Label keys
       * and corresponding values can be used in notifications generated by this
       * condition.
       * Please see [the documentation on logs-based metric
       * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
       * for syntax and examples.
       * </pre>
       *
       * <code>map&lt;string, string&gt; label_extractors = 2;</code>
       */
      java.lang.String getLabelExtractorsOrThrow(java.lang.String key);
    }
    /**
     *
     *
     * <pre>
     * A condition type that checks whether a log message in the [scoping
     * project](https://cloud.google.com/monitoring/api/v3#project_name)
     * satisfies the given filter. Logs from other projects in the metrics
     * scope are not evaluated.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition.LogMatch}
     */
    public static final class LogMatch extends com.google.protobuf.GeneratedMessageV3
        implements
        // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.Condition.LogMatch)
        LogMatchOrBuilder {
      private static final long serialVersionUID = 0L;
      // Use LogMatch.newBuilder() to construct.
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         * Required. A logs-based filter. See [Advanced Logs
         * Queries](https://cloud.google.com/logging/docs/view/advanced-queries)
         * for how this filter should be constructed.
         * </pre>
         *
         * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
         *
         * @return This builder for chaining.
         */
        public Builder clearFilter() {
          filter_ = getDefaultInstance().getFilter();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * Required. A logs-based filter. See [Advanced Logs
         * Queries](https://cloud.google.com/logging/docs/view/advanced-queries)
         * for how this filter should be constructed.
         * </pre>
         *
         * <code>string filter = 1 [(.google.api.field_behavior) = REQUIRED];</code>
         *
         * @param value The bytes for filter to set.
         * @return This builder for chaining.
         */
        public Builder setFilterBytes(com.google.protobuf.ByteString value) {
          if (value == null) {
            throw new NullPointerException();
          }
          checkByteStringIsUtf8(value);
          filter_ = value;
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }

        private com.google.protobuf.MapField<java.lang.String, java.lang.String> labelExtractors_;

        private com.google.protobuf.MapField<java.lang.String, java.lang.String>
            internalGetLabelExtractors() {
          if (labelExtractors_ == null) {
            return com.google.protobuf.MapField.emptyMapField(
                LabelExtractorsDefaultEntryHolder.defaultEntry);
          }
          return labelExtractors_;
        }

        private com.google.protobuf.MapField<java.lang.String, java.lang.String>
            internalGetMutableLabelExtractors() {
          if (labelExtractors_ == null) {
            labelExtractors_ =
                com.google.protobuf.MapField.newMapField(
                    LabelExtractorsDefaultEntryHolder.defaultEntry);
          }
          if (!labelExtractors_.isMutable()) {
            labelExtractors_ = labelExtractors_.copy();
          }
          bitField0_ |= 0x00000002;
          onChanged();
          return labelExtractors_;
        }

        public int getLabelExtractorsCount() {
          return internalGetLabelExtractors().getMap().size();
        }
        /**
         *
         *
         * <pre>
         * Optional. A map from a label key to an extractor expression, which is
         * used to extract the value for this label key. Each entry in this map is
         * a specification for how data should be extracted from log entries that
         * match `filter`. Each combination of extracted values is treated as a
         * separate rule for the purposes of triggering notifications. Label keys
         * and corresponding values can be used in notifications generated by this
         * condition.
         * Please see [the documentation on logs-based metric
         * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
         * for syntax and examples.
         * </pre>
         *
         * <code>map&lt;string, string&gt; label_extractors = 2;</code>
         */
        @java.lang.Override
        public boolean containsLabelExtractors(java.lang.String key) {
          if (key == null) {
            throw new NullPointerException("map key");
          }
          return internalGetLabelExtractors().getMap().containsKey(key);
        }
        /** Use {@link #getLabelExtractorsMap()} instead. */
        @java.lang.Override
        @java.lang.Deprecated
        public java.util.Map<java.lang.String, java.lang.String> getLabelExtractors() {
          return getLabelExtractorsMap();
        }
        /**
         *
         *
         * <pre>
         * Optional. A map from a label key to an extractor expression, which is
         * used to extract the value for this label key. Each entry in this map is
         * a specification for how data should be extracted from log entries that
         * match `filter`. Each combination of extracted values is treated as a
         * separate rule for the purposes of triggering notifications. Label keys
         * and corresponding values can be used in notifications generated by this
         * condition.
         * Please see [the documentation on logs-based metric
         * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
         * for syntax and examples.
         * </pre>
         *
         * <code>map&lt;string, string&gt; label_extractors = 2;</code>
         */
        @java.lang.Override
        public java.util.Map<java.lang.String, java.lang.String> getLabelExtractorsMap() {
          return internalGetLabelExtractors().getMap();
        }
        /**
         *
         *
         * <pre>
         * Optional. A map from a label key to an extractor expression, which is
         * used to extract the value for this label key. Each entry in this map is
         * a specification for how data should be extracted from log entries that
         * match `filter`. Each combination of extracted values is treated as a
         * separate rule for the purposes of triggering notifications. Label keys
         * and corresponding values can be used in notifications generated by this
         * condition.
         * Please see [the documentation on logs-based metric
         * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
         * for syntax and examples.
         * </pre>
         *
         * <code>map&lt;string, string&gt; label_extractors = 2;</code>
         */
        @java.lang.Override
        public /* nullable */ java.lang.String getLabelExtractorsOrDefault(
            java.lang.String key,
            /* nullable */
            java.lang.String defaultValue) {
          if (key == null) {
            throw new NullPointerException("map key");
          }
          java.util.Map<java.lang.String, java.lang.String> map =
              internalGetLabelExtractors().getMap();
          return map.containsKey(key) ? map.get(key) : defaultValue;
        }
        /**
         *
         *
         * <pre>
         * Optional. A map from a label key to an extractor expression, which is
         * used to extract the value for this label key. Each entry in this map is
         * a specification for how data should be extracted from log entries that
         * match `filter`. Each combination of extracted values is treated as a
         * separate rule for the purposes of triggering notifications. Label keys
         * and corresponding values can be used in notifications generated by this
         * condition.
         * Please see [the documentation on logs-based metric
         * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
         * for syntax and examples.
         * </pre>
         *
         * <code>map&lt;string, string&gt; label_extractors = 2;</code>
         */
        @java.lang.Override
        public java.lang.String getLabelExtractorsOrThrow(java.lang.String key) {
          if (key == null) {
            throw new NullPointerException("map key");
          }
          java.util.Map<java.lang.String, java.lang.String> map =
              internalGetLabelExtractors().getMap();
          if (!map.containsKey(key)) {
            throw new java.lang.IllegalArgumentException();
          }
          return map.get(key);
        }

        public Builder clearLabelExtractors() {
          bitField0_ = (bitField0_ & ~0x00000002);
          internalGetMutableLabelExtractors().getMutableMap().clear();
          return this;
        }
        /**
         *
         *
         * <pre>
         * Optional. A map from a label key to an extractor expression, which is
         * used to extract the value for this label key. Each entry in this map is
         * a specification for how data should be extracted from log entries that
         * match `filter`. Each combination of extracted values is treated as a
         * separate rule for the purposes of triggering notifications. Label keys
         * and corresponding values can be used in notifications generated by this
         * condition.
         * Please see [the documentation on logs-based metric
         * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
         * for syntax and examples.
         * </pre>
         *
         * <code>map&lt;string, string&gt; label_extractors = 2;</code>
         */
        public Builder removeLabelExtractors(java.lang.String key) {
          if (key == null) {
            throw new NullPointerException("map key");
          }
          internalGetMutableLabelExtractors().getMutableMap().remove(key);
          return this;
        }
        /** Use alternate mutation accessors instead. */
        @java.lang.Deprecated
        public java.util.Map<java.lang.String, java.lang.String> getMutableLabelExtractors() {
          bitField0_ |= 0x00000002;
          return internalGetMutableLabelExtractors().getMutableMap();
        }
        /**
         *
         *
         * <pre>
         * Optional. A map from a label key to an extractor expression, which is
         * used to extract the value for this label key. Each entry in this map is
         * a specification for how data should be extracted from log entries that
         * match `filter`. Each combination of extracted values is treated as a
         * separate rule for the purposes of triggering notifications. Label keys
         * and corresponding values can be used in notifications generated by this
         * condition.
         * Please see [the documentation on logs-based metric
         * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
         * for syntax and examples.
         * </pre>
         *
         * <code>map&lt;string, string&gt; label_extractors = 2;</code>
         */
        public Builder putLabelExtractors(java.lang.String key, java.lang.String value) {
          if (key == null) {
            throw new NullPointerException("map key");
          }
          if (value == null) {
            throw new NullPointerException("map value");
          }
          internalGetMutableLabelExtractors().getMutableMap().put(key, value);
          bitField0_ |= 0x00000002;
          return this;
        }
        /**
         *
         *
         * <pre>
         * Optional. A map from a label key to an extractor expression, which is
         * used to extract the value for this label key. Each entry in this map is
         * a specification for how data should be extracted from log entries that
         * match `filter`. Each combination of extracted values is treated as a
         * separate rule for the purposes of triggering notifications. Label keys
         * and corresponding values can be used in notifications generated by this
         * condition.
         * Please see [the documentation on logs-based metric
         * `valueExtractor`s](https://cloud.google.com/logging/docs/reference/v2/rest/v2/projects.metrics#LogMetric.FIELDS.value_extractor)
         * for syntax and examples.
         * </pre>
         *
         * <code>map&lt;string, string&gt; label_extractors = 2;</code>
         */
        public Builder putAllLabelExtractors(
            java.util.Map<java.lang.String, java.lang.String> values) {
          internalGetMutableLabelExtractors().getMutableMap().putAll(values);
          bitField0_ |= 0x00000002;
          return this;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition.LogMatch)
      }

      // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition.LogMatch)
      private static final com.google.monitoring.v3.AlertPolicy.Condition.LogMatch DEFAULT_INSTANCE;

      static {
        DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition.LogMatch();
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.LogMatch getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<LogMatch> PARSER =
          new com.google.protobuf.AbstractParser<LogMatch>() {
            @java.lang.Override
            public LogMatch parsePartialFrom(
                com.google.protobuf.CodedInputStream input,
                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                throws com.google.protobuf.InvalidProtocolBufferException {
              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
              }
              return builder.buildPartial();
            }
          };

      public static com.google.protobuf.Parser<LogMatch> parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser<LogMatch> getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.LogMatch getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
    }

    public interface MonitoringQueryLanguageConditionOrBuilder
        extends
        // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
       *
       * <pre>
       * [Monitoring Query Language](https://cloud.google.com/monitoring/mql)
       * query that outputs a boolean stream.
       * </pre>
       *
       * <code>string query = 1;</code>
       *
       * @return The query.
       */
      java.lang.String getQuery();
      /**
       *
       *
       * <pre>
       * [Monitoring Query Language](https://cloud.google.com/monitoring/mql)
       * query that outputs a boolean stream.
       * </pre>
       *
       * <code>string query = 1;</code>
       *
       * @return The bytes for query.
       */
      com.google.protobuf.ByteString getQueryBytes();

      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       *
       * @return Whether the duration field is set.
       */
      boolean hasDuration();
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       *
       * @return The duration.
       */
      com.google.protobuf.Duration getDuration();
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      com.google.protobuf.DurationOrBuilder getDurationOrBuilder();

      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       *
       * @return Whether the trigger field is set.
       */
      boolean hasTrigger();
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       *
       * @return The trigger.
       */
      com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger();
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder();

      /**
       *
       *
       * <pre>
       * A condition control that determines how metric-threshold conditions
       * are evaluated when data stops arriving.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 4;
       * </code>
       *
       * @return The enum numeric value on the wire for evaluationMissingData.
       */
      int getEvaluationMissingDataValue();
      /**
       *
       *
       * <pre>
       * A condition control that determines how metric-threshold conditions
       * are evaluated when data stops arriving.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 4;
       * </code>
       *
       * @return The evaluationMissingData.
       */
      com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData
          getEvaluationMissingData();
    }
    /**
     *
     *
     * <pre>
     * A condition type that allows alert policies to be defined using
     * [Monitoring Query Language](https://cloud.google.com/monitoring/mql).
     * </pre>
     *
     * Protobuf type {@code
     * google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition}
     */
    public static final class MonitoringQueryLanguageCondition
        extends com.google.protobuf.GeneratedMessageV3
        implements
        // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
        MonitoringQueryLanguageConditionOrBuilder {
      private static final long serialVersionUID = 0L;
      // Use MonitoringQueryLanguageCondition.newBuilder() to construct.
      private MonitoringQueryLanguageCondition(
          com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
        super(builder);
      }

      private MonitoringQueryLanguageCondition() {
        query_ = "";
        evaluationMissingData_ = 0;
      }

      @java.lang.Override
      @SuppressWarnings({"unused"})
      protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
        return new MonitoringQueryLanguageCondition();
      }

      @java.lang.Override
      public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
        return this.unknownFields;
      }

      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_Condition_MonitoringQueryLanguageCondition_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_Condition_MonitoringQueryLanguageCondition_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                    .class,
                com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                    .Builder.class);
      }

      public static final int QUERY_FIELD_NUMBER = 1;

      @SuppressWarnings("serial")
      private volatile java.lang.Object query_ = "";
      /**
       *
       *
       * <pre>
       * [Monitoring Query Language](https://cloud.google.com/monitoring/mql)
       * query that outputs a boolean stream.
       * </pre>
       *
       * <code>string query = 1;</code>
       *
       * @return The query.
       */
      @java.lang.Override
      public java.lang.String getQuery() {
        java.lang.Object ref = query_;
        if (ref instanceof java.lang.String) {
          return (java.lang.String) ref;
        } else {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          query_ = s;
          return s;
        }
      }
      /**
       *
       *
       * <pre>
       * [Monitoring Query Language](https://cloud.google.com/monitoring/mql)
       * query that outputs a boolean stream.
       * </pre>
       *
       * <code>string query = 1;</code>
       *
       * @return The bytes for query.
       */
      @java.lang.Override
      public com.google.protobuf.ByteString getQueryBytes() {
        java.lang.Object ref = query_;
        if (ref instanceof java.lang.String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          query_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }

      public static final int DURATION_FIELD_NUMBER = 2;
      private com.google.protobuf.Duration duration_;
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       *
       * @return Whether the duration field is set.
       */
      @java.lang.Override
      public boolean hasDuration() {
        return duration_ != null;
      }
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       *
       * @return The duration.
       */
      @java.lang.Override
      public com.google.protobuf.Duration getDuration() {
        return duration_ == null ? com.google.protobuf.Duration.getDefaultInstance() : duration_;
      }
      /**
       *
       *
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g., 0, 60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. When choosing a duration, it is useful to
       * keep in mind the frequency of the underlying time series data
       * (which may also be affected by any alignments specified in the
       * `aggregations` field); a good duration is long enough so that a single
       * outlier does not generate spurious alerts, but short enough that
       * unhealthy states are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      @java.lang.Override
      public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
        return duration_ == null ? com.google.protobuf.Duration.getDefaultInstance() : duration_;
      }

      public static final int TRIGGER_FIELD_NUMBER = 3;
      private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_;
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       *
       * @return Whether the trigger field is set.
       */
      @java.lang.Override
      public boolean hasTrigger() {
        return trigger_ != null;
      }
      /**
       *
       *
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
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         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder mergeDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (((bitField0_ & 0x00000002) != 0)
                && duration_ != null
                && duration_ != com.google.protobuf.Duration.getDefaultInstance()) {
              getDurationBuilder().mergeFrom(value);
            } else {
              duration_ = value;
            }
          } else {
            durationBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000002;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder clearDuration() {
          bitField0_ = (bitField0_ & ~0x00000002);
          duration_ = null;
          if (durationBuilder_ != null) {
            durationBuilder_.dispose();
            durationBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public com.google.protobuf.Duration.Builder getDurationBuilder() {
          bitField0_ |= 0x00000002;
          onChanged();
          return getDurationFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
          if (durationBuilder_ != null) {
            return durationBuilder_.getMessageOrBuilder();
          } else {
            return duration_ == null
                ? com.google.protobuf.Duration.getDefaultInstance()
                : duration_;
          }
        }
        /**
         *
         *
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g., 0, 60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. When choosing a duration, it is useful to
         * keep in mind the frequency of the underlying time series data
         * (which may also be affected by any alignments specified in the
         * `aggregations` field); a good duration is long enough so that a single
         * outlier does not generate spurious alerts, but short enough that
         * unhealthy states are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>
            getDurationFieldBuilder() {
          if (durationBuilder_ == null) {
            durationBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.protobuf.Duration,
                    com.google.protobuf.Duration.Builder,
                    com.google.protobuf.DurationOrBuilder>(
                    getDuration(), getParentForChildren(), isClean());
            duration_ = null;
          }
          return durationBuilder_;
        }

        private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_;
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>
            triggerBuilder_;
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         *
         * @return Whether the trigger field is set.
         */
        public boolean hasTrigger() {
          return ((bitField0_ & 0x00000004) != 0);
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         *
         * @return The trigger.
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger() {
          if (triggerBuilder_ == null) {
            return trigger_ == null
                ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
                : trigger_;
          } else {
            return triggerBuilder_.getMessage();
          }
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder setTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            trigger_ = value;
          } else {
            triggerBuilder_.setMessage(value);
          }
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder setTrigger(
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder builderForValue) {
          if (triggerBuilder_ == null) {
            trigger_ = builderForValue.build();
          } else {
            triggerBuilder_.setMessage(builderForValue.build());
          }
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder mergeTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (((bitField0_ & 0x00000004) != 0)
                && trigger_ != null
                && trigger_
                    != com.google.monitoring.v3.AlertPolicy.Condition.Trigger
                        .getDefaultInstance()) {
              getTriggerBuilder().mergeFrom(value);
            } else {
              trigger_ = value;
            }
          } else {
            triggerBuilder_.mergeFrom(value);
          }
          bitField0_ |= 0x00000004;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder clearTrigger() {
          bitField0_ = (bitField0_ & ~0x00000004);
          trigger_ = null;
          if (triggerBuilder_ != null) {
            triggerBuilder_.dispose();
            triggerBuilder_ = null;
          }
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder getTriggerBuilder() {
          bitField0_ |= 0x00000004;
          onChanged();
          return getTriggerFieldBuilder().getBuilder();
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder
            getTriggerOrBuilder() {
          if (triggerBuilder_ != null) {
            return triggerBuilder_.getMessageOrBuilder();
          } else {
            return trigger_ == null
                ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance()
                : trigger_;
          }
        }
        /**
         *
         *
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>
            getTriggerFieldBuilder() {
          if (triggerBuilder_ == null) {
            triggerBuilder_ =
                new com.google.protobuf.SingleFieldBuilderV3<
                    com.google.monitoring.v3.AlertPolicy.Condition.Trigger,
                    com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder,
                    com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>(
                    getTrigger(), getParentForChildren(), isClean());
            trigger_ = null;
          }
          return triggerBuilder_;
        }

        private int evaluationMissingData_ = 0;
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 4;
         * </code>
         *
         * @return The enum numeric value on the wire for evaluationMissingData.
         */
        @java.lang.Override
        public int getEvaluationMissingDataValue() {
          return evaluationMissingData_;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 4;
         * </code>
         *
         * @param value The enum numeric value on the wire for evaluationMissingData to set.
         * @return This builder for chaining.
         */
        public Builder setEvaluationMissingDataValue(int value) {
          evaluationMissingData_ = value;
          bitField0_ |= 0x00000008;
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 4;
         * </code>
         *
         * @return The evaluationMissingData.
         */
        @java.lang.Override
        public com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData
            getEvaluationMissingData() {
          com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData result =
              com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData.forNumber(
                  evaluationMissingData_);
          return result == null
              ? com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData.UNRECOGNIZED
              : result;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 4;
         * </code>
         *
         * @param value The evaluationMissingData to set.
         * @return This builder for chaining.
         */
        public Builder setEvaluationMissingData(
            com.google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData value) {
          if (value == null) {
            throw new NullPointerException();
          }
          bitField0_ |= 0x00000008;
          evaluationMissingData_ = value.getNumber();
          onChanged();
          return this;
        }
        /**
         *
         *
         * <pre>
         * A condition control that determines how metric-threshold conditions
         * are evaluated when data stops arriving.
         * </pre>
         *
         * <code>
         * .google.monitoring.v3.AlertPolicy.Condition.EvaluationMissingData evaluation_missing_data = 4;
         * </code>
         *
         * @return This builder for chaining.
         */
        public Builder clearEvaluationMissingData() {
          bitField0_ = (bitField0_ & ~0x00000008);
          evaluationMissingData_ = 0;
          onChanged();
          return this;
        }

        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }

        // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
      }

      // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
      private static final com.google.monitoring.v3.AlertPolicy.Condition
              .MonitoringQueryLanguageCondition
          DEFAULT_INSTANCE;

      static {
        DEFAULT_INSTANCE =
            new com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition();
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
          getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<MonitoringQueryLanguageCondition> PARSER =
          new com.google.protobuf.AbstractParser<MonitoringQueryLanguageCondition>() {
            @java.lang.Override
            public MonitoringQueryLanguageCondition parsePartialFrom(
                com.google.protobuf.CodedInputStream input,
                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                throws com.google.protobuf.InvalidProtocolBufferException {
              Builder builder = newBuilder();
              try {
                builder.mergeFrom(input, extensionRegistry);
              } catch (com.google.protobuf.InvalidProtocolBufferException e) {
                throw e.setUnfinishedMessage(builder.buildPartial());
              } catch (com.google.protobuf.UninitializedMessageException e) {
                throw e.asInvalidProtocolBufferException()
                    .setUnfinishedMessage(builder.buildPartial());
              } catch (java.io.IOException e) {
                throw new com.google.protobuf.InvalidProtocolBufferException(e)
                    .setUnfinishedMessage(builder.buildPartial());
              }
              return builder.buildPartial();
            }
          };

      public static com.google.protobuf.Parser<MonitoringQueryLanguageCondition> parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser<MonitoringQueryLanguageCondition> getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
          getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
    }

    private int conditionCase_ = 0;
    private java.lang.Object condition_;

    public enum ConditionCase
        implements
            com.google.protobuf.Internal.EnumLite,
            com.google.protobuf.AbstractMessage.InternalOneOfEnum {
      CONDITION_THRESHOLD(1),
      CONDITION_ABSENT(2),
      CONDITION_MATCHED_LOG(20),
      CONDITION_MONITORING_QUERY_LANGUAGE(19),
      CONDITION_NOT_SET(0);
      private final int value;

      private ConditionCase(int value) {
        this.value = value;
      }
      /**
       * @param value The number of the enum to look for.
       * @return The enum associated with the given number.
       * @deprecated Use {@link #forNumber(int)} instead.
       */
      @java.lang.Deprecated
      public static ConditionCase valueOf(int value) {
        return forNumber(value);
      }

      public static ConditionCase forNumber(int value) {
        switch (value) {
          case 1:
            return CONDITION_THRESHOLD;
          case 2:
            return CONDITION_ABSENT;
          case 20:
            return CONDITION_MATCHED_LOG;
          case 19:
            return CONDITION_MONITORING_QUERY_LANGUAGE;
          case 0:
            return CONDITION_NOT_SET;
          default:
            return null;
        }
      }

      public int getNumber() {
        return this.value;
      }
    };

    public ConditionCase getConditionCase() {
      return ConditionCase.forNumber(conditionCase_);
    }

    public static final int NAME_FIELD_NUMBER = 12;

    @SuppressWarnings("serial")
    private volatile java.lang.Object name_ = "";
    /**
     *
     *
     * <pre>
     * Required if the condition exists. The unique resource name for this
     * condition. Its format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
     * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
     * condition is created as part of a new or updated alerting policy.
     * When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the conditions of the
     * requested alerting policy. Cloud Monitoring creates the
     * condition identifiers and includes them in the new policy.
     * When calling the
     * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
     * method to update a policy, including a condition `name` causes the
     * existing condition to be updated. Conditions without names are added to
     * the updated policy. Existing conditions are deleted if they are not
     * updated.
     * Best practice is to preserve `[CONDITION_ID]` if you make only small
     * changes, such as those to condition thresholds, durations, or trigger
     * values.  Otherwise, treat the change as a new condition and let the
     * existing condition be deleted.
     * </pre>
     *
     * <code>string name = 12;</code>
     *
     * @return The name.
     */
    @java.lang.Override
    public java.lang.String getName() {
      java.lang.Object ref = name_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        name_ = s;
        return s;
      }
    }
    /**
     *
     *
     * <pre>
     * Required if the condition exists. The unique resource name for this
     * condition. Its format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
     * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
     * condition is created as part of a new or updated alerting policy.
     * When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the conditions of the
     * requested alerting policy. Cloud Monitoring creates the
     * condition identifiers and includes them in the new policy.
     * When calling the
     * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
     * method to update a policy, including a condition `name` causes the
     * existing condition to be updated. Conditions without names are added to
     * the updated policy. Existing conditions are deleted if they are not
     * updated.
     * Best practice is to preserve `[CONDITION_ID]` if you make only small
     * changes, such as those to condition thresholds, durations, or trigger
     * values.  Otherwise, treat the change as a new condition and let the
     * existing condition be deleted.
     * </pre>
     *
     * <code>string name = 12;</code>
     *
     * @return The bytes for name.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString getNameBytes() {
      java.lang.Object ref = name_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        name_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }

    public static final int DISPLAY_NAME_FIELD_NUMBER = 6;

    @SuppressWarnings("serial")
    private volatile java.lang.Object displayName_ = "";
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the condition in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple conditions in the same policy.
     * </pre>
     *
     * <code>string display_name = 6;</code>
     *
     * @return The displayName.
     */
    @java.lang.Override
    public java.lang.String getDisplayName() {
      java.lang.Object ref = displayName_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        displayName_ = s;
        return s;
      }
    }
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the condition in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple conditions in the same policy.
     * </pre>
     *
     * <code>string display_name = 6;</code>
     *
     * @return The bytes for displayName.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString getDisplayNameBytes() {
      java.lang.Object ref = displayName_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        displayName_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }

    public static final int CONDITION_THRESHOLD_FIELD_NUMBER = 1;
    /**
     *
     *
     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
     * </code>
     *
     * @return Whether the conditionThreshold field is set.
     */
    @java.lang.Override
    public boolean hasConditionThreshold() {
      return conditionCase_ == 1;
    }
    /**
     *
     *
     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
     * </code>
     *
     * @return The conditionThreshold.
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold getConditionThreshold() {
      if (conditionCase_ == 1) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
    }
    /**
     *
     *
     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
     * </code>
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder
        getConditionThresholdOrBuilder() {
      if (conditionCase_ == 1) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
    }

    public static final int CONDITION_ABSENT_FIELD_NUMBER = 2;
    /**
     *
     *
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     *
     * @return Whether the conditionAbsent field is set.
     */
    @java.lang.Override
    public boolean hasConditionAbsent() {
      return conditionCase_ == 2;
    }
    /**
     *
     *
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     *
     * @return The conditionAbsent.
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence getConditionAbsent() {
      if (conditionCase_ == 2) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
    }
    /**
     *
     *
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder
        getConditionAbsentOrBuilder() {
      if (conditionCase_ == 2) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
    }

    public static final int CONDITION_MATCHED_LOG_FIELD_NUMBER = 20;
    /**
     *
     *
     * <pre>
     * A condition that checks for log messages matching given constraints. If
     * set, no other conditions can be present.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;</code>
     *
     * @return Whether the conditionMatchedLog field is set.
     */
    @java.lang.Override
    public boolean hasConditionMatchedLog() {
      return conditionCase_ == 20;
    }
    /**
     *
     *
     * <pre>
     * A condition that checks for log messages matching given constraints. If
     * set, no other conditions can be present.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;</code>
     *
     * @return The conditionMatchedLog.
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.LogMatch getConditionMatchedLog() {
      if (conditionCase_ == 20) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.getDefaultInstance();
    }
    /**
     *
     *
     * <pre>
     * A condition that checks for log messages matching given constraints. If
     * set, no other conditions can be present.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;</code>
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.LogMatchOrBuilder
        getConditionMatchedLogOrBuilder() {
      if (conditionCase_ == 20) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.getDefaultInstance();
    }

    public static final int CONDITION_MONITORING_QUERY_LANGUAGE_FIELD_NUMBER = 19;
    /**
     *
     *
     * <pre>
     * A condition that uses the Monitoring Query Language to define
     * alerts.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
     * </code>
     *
     * @return Whether the conditionMonitoringQueryLanguage field is set.
     */
    @java.lang.Override
    public boolean hasConditionMonitoringQueryLanguage() {
      return conditionCase_ == 19;
    }
    /**
     *
     *
     * <pre>
     * A condition that uses the Monitoring Query Language to define
     * alerts.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
     * </code>
     *
     * @return The conditionMonitoringQueryLanguage.
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
        getConditionMonitoringQueryLanguage() {
      if (conditionCase_ == 19) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
            condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
          .getDefaultInstance();
    }
    /**
     *
     *
     * <pre>
     * A condition that uses the Monitoring Query Language to define
     * alerts.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
     * </code>
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageConditionOrBuilder
        getConditionMonitoringQueryLanguageOrBuilder() {
      if (conditionCase_ == 19) {
        return (com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
            condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
          .getDefaultInstance();
    }

    private byte memoizedIsInitialized = -1;

    @java.lang.Override
    public final boolean isInitialized() {
      byte isInitialized = memoizedIsInitialized;
      if (isInitialized == 1) return true;
      if (isInitialized == 0) return false;

      memoizedIsInitialized = 1;
      return true;
    }

    @java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
      if (conditionCase_ == 1) {
        output.writeMessage(
            1, (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_);
      }
      if (conditionCase_ == 2) {
        output.writeMessage(
            2, (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_);
      }
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(displayName_)) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 6, displayName_);
      }
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 12, name_);
      }
      if (conditionCase_ == 19) {
        output.writeMessage(
            19,
            (com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
                condition_);
      }
      if (conditionCase_ == 20) {
        output.writeMessage(
            20, (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_);
      }
      getUnknownFields().writeTo(output);
    }

    @java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      if (conditionCase_ == 1) {
        size +=
            com.google.protobuf.CodedOutputStream.computeMessageSize(
                1, (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_);
      }
      if (conditionCase_ == 2) {
        size +=
            com.google.protobuf.CodedOutputStream.computeMessageSize(
                2, (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_);
      }
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(displayName_)) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(6, displayName_);
      }
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(12, name_);
      }
      if (conditionCase_ == 19) {
        size +=
            com.google.protobuf.CodedOutputStream.computeMessageSize(
                19,
                (com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
                    condition_);
      }
      if (conditionCase_ == 20) {
        size +=
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                20, (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_);
      }
      size += getUnknownFields().getSerializedSize();
      memoizedSize = size;
      return size;
    }

    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
        return true;
      }
      if (!(obj instanceof com.google.monitoring.v3.AlertPolicy.Condition)) {
        return super.equals(obj);
      }
      com.google.monitoring.v3.AlertPolicy.Condition other =
          (com.google.monitoring.v3.AlertPolicy.Condition) obj;

      if (!getName().equals(other.getName())) return false;
      if (!getDisplayName().equals(other.getDisplayName())) return false;
      if (!getConditionCase().equals(other.getConditionCase())) return false;
      switch (conditionCase_) {
        case 1:
          if (!getConditionThreshold().equals(other.getConditionThreshold())) return false;
          break;
        case 2:
          if (!getConditionAbsent().equals(other.getConditionAbsent())) return false;
          break;
        case 20:
          if (!getConditionMatchedLog().equals(other.getConditionMatchedLog())) return false;
          break;
        case 19:
          if (!getConditionMonitoringQueryLanguage()
              .equals(other.getConditionMonitoringQueryLanguage())) return false;
          break;
        case 0:
        default:
      }
      if (!getUnknownFields().equals(other.getUnknownFields())) return false;
      return true;
    }

    @java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + NAME_FIELD_NUMBER;
      hash = (53 * hash) + getName().hashCode();
      hash = (37 * hash) + DISPLAY_NAME_FIELD_NUMBER;
      hash = (53 * hash) + getDisplayName().hashCode();
      switch (conditionCase_) {
        case 1:
          hash = (37 * hash) + CONDITION_THRESHOLD_FIELD_NUMBER;
          hash = (53 * hash) + getConditionThreshold().hashCode();
          break;
        case 2:
          hash = (37 * hash) + CONDITION_ABSENT_FIELD_NUMBER;
          hash = (53 * hash) + getConditionAbsent().hashCode();
          break;
        case 20:
          hash = (37 * hash) + CONDITION_MATCHED_LOG_FIELD_NUMBER;
          hash = (53 * hash) + getConditionMatchedLog().hashCode();
          break;
        case 19:
          hash = (37 * hash) + CONDITION_MONITORING_QUERY_LANGUAGE_FIELD_NUMBER;
          hash = (53 * hash) + getConditionMonitoringQueryLanguage().hashCode();
          break;
        case 0:
        default:
      }
      hash = (29 * hash) + getUnknownFields().hashCode();
      memoizedHashCode = hash;
      return hash;
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        java.nio.ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        java.io.InputStream input) throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
          PARSER, input, extensionRegistry);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseDelimitedFrom(
        java.io.InputStream input) throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(PARSER, input);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseDelimitedFrom(
        java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(
          PARSER, input, extensionRegistry);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        com.google.protobuf.CodedInputStream input) throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
          PARSER, input, extensionRegistry);
    }

    @java.lang.Override
    public Builder newBuilderForType() {
      return newBuilder();
    }

    public static Builder newBuilder() {
      return DEFAULT_INSTANCE.toBuilder();
    }

    public static Builder newBuilder(com.google.monitoring.v3.AlertPolicy.Condition prototype) {
      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
    }

    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE ? new Builder() : new Builder().mergeFrom(this);
    }

    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *
     *
     * <pre>
     * A condition is a true/false test that determines when an alerting policy
     * should open an incident. If a condition evaluates to true, it signifies
     * that something is wrong.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition}
     */
    public static final class Builder
        extends com.google.protobuf.GeneratedMessageV3.Builder<Builder>
        implements
        // @@protoc_insertion_point(builder_implements:google.monitoring.v3.AlertPolicy.Condition)
        com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_Condition_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_Condition_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                com.google.monitoring.v3.AlertPolicy.Condition.class,
                com.google.monitoring.v3.AlertPolicy.Condition.Builder.class);
      }

      // Construct using com.google.monitoring.v3.AlertPolicy.Condition.newBuilder()
      private Builder() {}

      private Builder(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
        super(parent);
      }

      @java.lang.Override
      public Builder clear() {
        super.clear();
        bitField0_ = 0;
        name_ = "";
        displayName_ = "";
        if (conditionThresholdBuilder_ != null) {
          conditionThresholdBuilder_.clear();
        }
        if (conditionAbsentBuilder_ != null) {
          conditionAbsentBuilder_.clear();
        }
        if (conditionMatchedLogBuilder_ != null) {
          conditionMatchedLogBuilder_.clear();
        }
        if (conditionMonitoringQueryLanguageBuilder_ != null) {
          conditionMonitoringQueryLanguageBuilder_.clear();
        }
        conditionCase_ = 0;
        condition_ = null;
        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_Condition_descriptor;
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition getDefaultInstanceForType() {
        return com.google.monitoring.v3.AlertPolicy.Condition.getDefaultInstance();
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition build() {
        com.google.monitoring.v3.AlertPolicy.Condition result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition buildPartial() {
        com.google.monitoring.v3.AlertPolicy.Condition result =
            new com.google.monitoring.v3.AlertPolicy.Condition(this);
        if (bitField0_ != 0) {
          buildPartial0(result);
        }
        buildPartialOneofs(result);
        onBuilt();
        return result;
      }

      private void buildPartial0(com.google.monitoring.v3.AlertPolicy.Condition result) {
        int from_bitField0_ = bitField0_;
        if (((from_bitField0_ & 0x00000001) != 0)) {
          result.name_ = name_;
        }
        if (((from_bitField0_ & 0x00000002) != 0)) {
          result.displayName_ = displayName_;
        }
      }

      private void buildPartialOneofs(com.google.monitoring.v3.AlertPolicy.Condition result) {
        result.conditionCase_ = conditionCase_;
        result.condition_ = this.condition_;
        if (conditionCase_ == 1 && conditionThresholdBuilder_ != null) {
          result.condition_ = conditionThresholdBuilder_.build();
        }
        if (conditionCase_ == 2 && conditionAbsentBuilder_ != null) {
          result.condition_ = conditionAbsentBuilder_.build();
        }
        if (conditionCase_ == 20 && conditionMatchedLogBuilder_ != null) {
          result.condition_ = conditionMatchedLogBuilder_.build();
        }
        if (conditionCase_ == 19 && conditionMonitoringQueryLanguageBuilder_ != null) {
          result.condition_ = conditionMonitoringQueryLanguageBuilder_.build();
        }
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }

      @java.lang.Override
      public Builder setField(
          com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
        return super.setField(field, value);
      }

      @java.lang.Override
      public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
        return super.clearField(field);
      }

      @java.lang.Override
      public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
      }

      @java.lang.Override
      public Builder setRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          int index,
          java.lang.Object value) {
        return super.setRepeatedField(field, index, value);
      }

      @java.lang.Override
      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
        return super.addRepeatedField(field, value);
      }

      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof com.google.monitoring.v3.AlertPolicy.Condition) {
          return mergeFrom((com.google.monitoring.v3.AlertPolicy.Condition) other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(com.google.monitoring.v3.AlertPolicy.Condition other) {
        if (other == com.google.monitoring.v3.AlertPolicy.Condition.getDefaultInstance())
          return this;
        if (!other.getName().isEmpty()) {
          name_ = other.name_;
          bitField0_ |= 0x00000001;
          onChanged();
        }
        if (!other.getDisplayName().isEmpty()) {
          displayName_ = other.displayName_;
          bitField0_ |= 0x00000002;
          onChanged();
        }
        switch (other.getConditionCase()) {
          case CONDITION_THRESHOLD:
            {
              mergeConditionThreshold(other.getConditionThreshold());
              break;
            }
          case CONDITION_ABSENT:
            {
              mergeConditionAbsent(other.getConditionAbsent());
              break;
            }
          case CONDITION_MATCHED_LOG:
            {
              mergeConditionMatchedLog(other.getConditionMatchedLog());
              break;
            }
          case CONDITION_MONITORING_QUERY_LANGUAGE:
            {
              mergeConditionMonitoringQueryLanguage(other.getConditionMonitoringQueryLanguage());
              break;
            }
          case CONDITION_NOT_SET:
            {
              break;
            }
        }
        this.mergeUnknownFields(other.getUnknownFields());
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        if (extensionRegistry == null) {
          throw new java.lang.NullPointerException();
        }
        try {
          boolean done = false;
          while (!done) {
            int tag = input.readTag();
            switch (tag) {
              case 0:
                done = true;
                break;
              case 10:
                {
                  input.readMessage(
                      getConditionThresholdFieldBuilder().getBuilder(), extensionRegistry);
                  conditionCase_ = 1;
                  break;
                } // case 10
              case 18:
                {
                  input.readMessage(
                      getConditionAbsentFieldBuilder().getBuilder(), extensionRegistry);
                  conditionCase_ = 2;
                  break;
                } // case 18
              case 50:
                {
                  displayName_ = input.readStringRequireUtf8();
                  bitField0_ |= 0x00000002;
                  break;
                } // case 50
              case 98:
                {
                  name_ = input.readStringRequireUtf8();
                  bitField0_ |= 0x00000001;
                  break;
                } // case 98
              case 154:
                {
                  input.readMessage(
                      getConditionMonitoringQueryLanguageFieldBuilder().getBuilder(),
                      extensionRegistry);
                  conditionCase_ = 19;
                  break;
                } // case 154
              case 162:
                {
                  input.readMessage(
                      getConditionMatchedLogFieldBuilder().getBuilder(), extensionRegistry);
                  conditionCase_ = 20;
                  break;
                } // case 162
              default:
                {
                  if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                    done = true; // was an endgroup tag
                  }
                  break;
                } // default:
            } // switch (tag)
          } // while (!done)
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          throw e.unwrapIOException();
        } finally {
          onChanged();
        } // finally
        return this;
      }

      private int conditionCase_ = 0;
      private java.lang.Object condition_;

      public ConditionCase getConditionCase() {
        return ConditionCase.forNumber(conditionCase_);
      }

      public Builder clearCondition() {
        conditionCase_ = 0;
        condition_ = null;
        onChanged();
        return this;
      }

      private int bitField0_;

      private java.lang.Object name_ = "";
      /**
       *
       *
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its format is:
       *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Cloud Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       *
       * @return The name.
       */
      public java.lang.String getName() {
        java.lang.Object ref = name_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          name_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its format is:
       *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Cloud Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       *
       * @return The bytes for name.
       */
      public com.google.protobuf.ByteString getNameBytes() {
        java.lang.Object ref = name_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          name_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its format is:
       *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Cloud Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       *
       * @param value The name to set.
       * @return This builder for chaining.
       */
      public Builder setName(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        name_ = value;
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its format is:
       *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Cloud Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearName() {
        name_ = getDefaultInstance().getName();
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its format is:
       *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Cloud Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Cloud Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       *
       * @param value The bytes for name to set.
       * @return This builder for chaining.
       */
      public Builder setNameBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        name_ = value;
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }

      private java.lang.Object displayName_ = "";
      /**
       *
       *
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       *
       * @return The displayName.
       */
      public java.lang.String getDisplayName() {
        java.lang.Object ref = displayName_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          displayName_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       *
       * @return The bytes for displayName.
       */
      public com.google.protobuf.ByteString getDisplayNameBytes() {
        java.lang.Object ref = displayName_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          displayName_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       *
       * @param value The displayName to set.
       * @return This builder for chaining.
       */
      public Builder setDisplayName(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        displayName_ = value;
        bitField0_ |= 0x00000002;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearDisplayName() {
        displayName_ = getDefaultInstance().getDisplayName();
        bitField0_ = (bitField0_ & ~0x00000002);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       *
       * @param value The bytes for displayName to set.
       * @return This builder for chaining.
       */
      public Builder setDisplayNameBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        displayName_ = value;
        bitField0_ |= 0x00000002;
        onChanged();
        return this;
      }

      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder>
          conditionThresholdBuilder_;
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       *
       * @return Whether the conditionThreshold field is set.
       */
      @java.lang.Override
      public boolean hasConditionThreshold() {
        return conditionCase_ == 1;
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       *
       * @return The conditionThreshold.
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
          getConditionThreshold() {
        if (conditionThresholdBuilder_ == null) {
          if (conditionCase_ == 1) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
              .getDefaultInstance();
        } else {
          if (conditionCase_ == 1) {
            return conditionThresholdBuilder_.getMessage();
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
              .getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       */
      public Builder setConditionThreshold(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold value) {
        if (conditionThresholdBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          condition_ = value;
          onChanged();
        } else {
          conditionThresholdBuilder_.setMessage(value);
        }
        conditionCase_ = 1;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       */
      public Builder setConditionThreshold(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder builderForValue) {
        if (conditionThresholdBuilder_ == null) {
          condition_ = builderForValue.build();
          onChanged();
        } else {
          conditionThresholdBuilder_.setMessage(builderForValue.build());
        }
        conditionCase_ = 1;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       */
      public Builder mergeConditionThreshold(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold value) {
        if (conditionThresholdBuilder_ == null) {
          if (conditionCase_ == 1
              && condition_
                  != com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
                      .getDefaultInstance()) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.newBuilder(
                        (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_)
                    .mergeFrom(value)
                    .buildPartial();
          } else {
            condition_ = value;
          }
          onChanged();
        } else {
          if (conditionCase_ == 1) {
            conditionThresholdBuilder_.mergeFrom(value);
          } else {
            conditionThresholdBuilder_.setMessage(value);
          }
        }
        conditionCase_ = 1;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       */
      public Builder clearConditionThreshold() {
        if (conditionThresholdBuilder_ == null) {
          if (conditionCase_ == 1) {
            conditionCase_ = 0;
            condition_ = null;
            onChanged();
          }
        } else {
          if (conditionCase_ == 1) {
            conditionCase_ = 0;
            condition_ = null;
          }
          conditionThresholdBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder
          getConditionThresholdBuilder() {
        return getConditionThresholdFieldBuilder().getBuilder();
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder
          getConditionThresholdOrBuilder() {
        if ((conditionCase_ == 1) && (conditionThresholdBuilder_ != null)) {
          return conditionThresholdBuilder_.getMessageOrBuilder();
        } else {
          if (conditionCase_ == 1) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold
              .getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;
       * </code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder>
          getConditionThresholdFieldBuilder() {
        if (conditionThresholdBuilder_ == null) {
          if (!(conditionCase_ == 1)) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
          }
          conditionThresholdBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold,
                  com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder,
                  com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder>(
                  (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_,
                  getParentForChildren(),
                  isClean());
          condition_ = null;
        }
        conditionCase_ = 1;
        onChanged();
        return conditionThresholdBuilder_;
      }

      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder>
          conditionAbsentBuilder_;
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       *
       * @return Whether the conditionAbsent field is set.
       */
      @java.lang.Override
      public boolean hasConditionAbsent() {
        return conditionCase_ == 2;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       *
       * @return The conditionAbsent.
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence getConditionAbsent() {
        if (conditionAbsentBuilder_ == null) {
          if (conditionCase_ == 2) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
        } else {
          if (conditionCase_ == 2) {
            return conditionAbsentBuilder_.getMessage();
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       */
      public Builder setConditionAbsent(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence value) {
        if (conditionAbsentBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          condition_ = value;
          onChanged();
        } else {
          conditionAbsentBuilder_.setMessage(value);
        }
        conditionCase_ = 2;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       */
      public Builder setConditionAbsent(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder builderForValue) {
        if (conditionAbsentBuilder_ == null) {
          condition_ = builderForValue.build();
          onChanged();
        } else {
          conditionAbsentBuilder_.setMessage(builderForValue.build());
        }
        conditionCase_ = 2;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       */
      public Builder mergeConditionAbsent(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence value) {
        if (conditionAbsentBuilder_ == null) {
          if (conditionCase_ == 2
              && condition_
                  != com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence
                      .getDefaultInstance()) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.newBuilder(
                        (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_)
                    .mergeFrom(value)
                    .buildPartial();
          } else {
            condition_ = value;
          }
          onChanged();
        } else {
          if (conditionCase_ == 2) {
            conditionAbsentBuilder_.mergeFrom(value);
          } else {
            conditionAbsentBuilder_.setMessage(value);
          }
        }
        conditionCase_ = 2;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       */
      public Builder clearConditionAbsent() {
        if (conditionAbsentBuilder_ == null) {
          if (conditionCase_ == 2) {
            conditionCase_ = 0;
            condition_ = null;
            onChanged();
          }
        } else {
          if (conditionCase_ == 2) {
            conditionCase_ = 0;
            condition_ = null;
          }
          conditionAbsentBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder
          getConditionAbsentBuilder() {
        return getConditionAbsentFieldBuilder().getBuilder();
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder
          getConditionAbsentOrBuilder() {
        if ((conditionCase_ == 2) && (conditionAbsentBuilder_ != null)) {
          return conditionAbsentBuilder_.getMessageOrBuilder();
        } else {
          if (conditionCase_ == 2) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;
       * </code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder,
              com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder>
          getConditionAbsentFieldBuilder() {
        if (conditionAbsentBuilder_ == null) {
          if (!(conditionCase_ == 2)) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
          }
          conditionAbsentBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence,
                  com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder,
                  com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder>(
                  (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_,
                  getParentForChildren(),
                  isClean());
          condition_ = null;
        }
        conditionCase_ = 2;
        onChanged();
        return conditionAbsentBuilder_;
      }

      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.LogMatch,
              com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.Builder,
              com.google.monitoring.v3.AlertPolicy.Condition.LogMatchOrBuilder>
          conditionMatchedLogBuilder_;
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       *
       * @return Whether the conditionMatchedLog field is set.
       */
      @java.lang.Override
      public boolean hasConditionMatchedLog() {
        return conditionCase_ == 20;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       *
       * @return The conditionMatchedLog.
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.LogMatch getConditionMatchedLog() {
        if (conditionMatchedLogBuilder_ == null) {
          if (conditionCase_ == 20) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.getDefaultInstance();
        } else {
          if (conditionCase_ == 20) {
            return conditionMatchedLogBuilder_.getMessage();
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       */
      public Builder setConditionMatchedLog(
          com.google.monitoring.v3.AlertPolicy.Condition.LogMatch value) {
        if (conditionMatchedLogBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          condition_ = value;
          onChanged();
        } else {
          conditionMatchedLogBuilder_.setMessage(value);
        }
        conditionCase_ = 20;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       */
      public Builder setConditionMatchedLog(
          com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.Builder builderForValue) {
        if (conditionMatchedLogBuilder_ == null) {
          condition_ = builderForValue.build();
          onChanged();
        } else {
          conditionMatchedLogBuilder_.setMessage(builderForValue.build());
        }
        conditionCase_ = 20;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       */
      public Builder mergeConditionMatchedLog(
          com.google.monitoring.v3.AlertPolicy.Condition.LogMatch value) {
        if (conditionMatchedLogBuilder_ == null) {
          if (conditionCase_ == 20
              && condition_
                  != com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.getDefaultInstance()) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.newBuilder(
                        (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_)
                    .mergeFrom(value)
                    .buildPartial();
          } else {
            condition_ = value;
          }
          onChanged();
        } else {
          if (conditionCase_ == 20) {
            conditionMatchedLogBuilder_.mergeFrom(value);
          } else {
            conditionMatchedLogBuilder_.setMessage(value);
          }
        }
        conditionCase_ = 20;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       */
      public Builder clearConditionMatchedLog() {
        if (conditionMatchedLogBuilder_ == null) {
          if (conditionCase_ == 20) {
            conditionCase_ = 0;
            condition_ = null;
            onChanged();
          }
        } else {
          if (conditionCase_ == 20) {
            conditionCase_ = 0;
            condition_ = null;
          }
          conditionMatchedLogBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.Builder
          getConditionMatchedLogBuilder() {
        return getConditionMatchedLogFieldBuilder().getBuilder();
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.LogMatchOrBuilder
          getConditionMatchedLogOrBuilder() {
        if ((conditionCase_ == 20) && (conditionMatchedLogBuilder_ != null)) {
          return conditionMatchedLogBuilder_.getMessageOrBuilder();
        } else {
          if (conditionCase_ == 20) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that checks for log messages matching given constraints. If
       * set, no other conditions can be present.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.LogMatch condition_matched_log = 20;
       * </code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.LogMatch,
              com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.Builder,
              com.google.monitoring.v3.AlertPolicy.Condition.LogMatchOrBuilder>
          getConditionMatchedLogFieldBuilder() {
        if (conditionMatchedLogBuilder_ == null) {
          if (!(conditionCase_ == 20)) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.getDefaultInstance();
          }
          conditionMatchedLogBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.monitoring.v3.AlertPolicy.Condition.LogMatch,
                  com.google.monitoring.v3.AlertPolicy.Condition.LogMatch.Builder,
                  com.google.monitoring.v3.AlertPolicy.Condition.LogMatchOrBuilder>(
                  (com.google.monitoring.v3.AlertPolicy.Condition.LogMatch) condition_,
                  getParentForChildren(),
                  isClean());
          condition_ = null;
        }
        conditionCase_ = 20;
        onChanged();
        return conditionMatchedLogBuilder_;
      }

      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition,
              com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                  .Builder,
              com.google.monitoring.v3.AlertPolicy.Condition
                  .MonitoringQueryLanguageConditionOrBuilder>
          conditionMonitoringQueryLanguageBuilder_;
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       *
       * @return Whether the conditionMonitoringQueryLanguage field is set.
       */
      @java.lang.Override
      public boolean hasConditionMonitoringQueryLanguage() {
        return conditionCase_ == 19;
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       *
       * @return The conditionMonitoringQueryLanguage.
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
          getConditionMonitoringQueryLanguage() {
        if (conditionMonitoringQueryLanguageBuilder_ == null) {
          if (conditionCase_ == 19) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
                condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
              .getDefaultInstance();
        } else {
          if (conditionCase_ == 19) {
            return conditionMonitoringQueryLanguageBuilder_.getMessage();
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
              .getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       */
      public Builder setConditionMonitoringQueryLanguage(
          com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition value) {
        if (conditionMonitoringQueryLanguageBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          condition_ = value;
          onChanged();
        } else {
          conditionMonitoringQueryLanguageBuilder_.setMessage(value);
        }
        conditionCase_ = 19;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       */
      public Builder setConditionMonitoringQueryLanguage(
          com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition.Builder
              builderForValue) {
        if (conditionMonitoringQueryLanguageBuilder_ == null) {
          condition_ = builderForValue.build();
          onChanged();
        } else {
          conditionMonitoringQueryLanguageBuilder_.setMessage(builderForValue.build());
        }
        conditionCase_ = 19;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       */
      public Builder mergeConditionMonitoringQueryLanguage(
          com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition value) {
        if (conditionMonitoringQueryLanguageBuilder_ == null) {
          if (conditionCase_ == 19
              && condition_
                  != com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                      .getDefaultInstance()) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                    .newBuilder(
                        (com.google.monitoring.v3.AlertPolicy.Condition
                                .MonitoringQueryLanguageCondition)
                            condition_)
                    .mergeFrom(value)
                    .buildPartial();
          } else {
            condition_ = value;
          }
          onChanged();
        } else {
          if (conditionCase_ == 19) {
            conditionMonitoringQueryLanguageBuilder_.mergeFrom(value);
          } else {
            conditionMonitoringQueryLanguageBuilder_.setMessage(value);
          }
        }
        conditionCase_ = 19;
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       */
      public Builder clearConditionMonitoringQueryLanguage() {
        if (conditionMonitoringQueryLanguageBuilder_ == null) {
          if (conditionCase_ == 19) {
            conditionCase_ = 0;
            condition_ = null;
            onChanged();
          }
        } else {
          if (conditionCase_ == 19) {
            conditionCase_ = 0;
            condition_ = null;
          }
          conditionMonitoringQueryLanguageBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition.Builder
          getConditionMonitoringQueryLanguageBuilder() {
        return getConditionMonitoringQueryLanguageFieldBuilder().getBuilder();
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       */
      @java.lang.Override
      public com.google.monitoring.v3.AlertPolicy.Condition
              .MonitoringQueryLanguageConditionOrBuilder
          getConditionMonitoringQueryLanguageOrBuilder() {
        if ((conditionCase_ == 19) && (conditionMonitoringQueryLanguageBuilder_ != null)) {
          return conditionMonitoringQueryLanguageBuilder_.getMessageOrBuilder();
        } else {
          if (conditionCase_ == 19) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
                condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
              .getDefaultInstance();
        }
      }
      /**
       *
       *
       * <pre>
       * A condition that uses the Monitoring Query Language to define
       * alerts.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition condition_monitoring_query_language = 19;
       * </code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition,
              com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                  .Builder,
              com.google.monitoring.v3.AlertPolicy.Condition
                  .MonitoringQueryLanguageConditionOrBuilder>
          getConditionMonitoringQueryLanguageFieldBuilder() {
        if (conditionMonitoringQueryLanguageBuilder_ == null) {
          if (!(conditionCase_ == 19)) {
            condition_ =
                com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                    .getDefaultInstance();
          }
          conditionMonitoringQueryLanguageBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition,
                  com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition
                      .Builder,
                  com.google.monitoring.v3.AlertPolicy.Condition
                      .MonitoringQueryLanguageConditionOrBuilder>(
                  (com.google.monitoring.v3.AlertPolicy.Condition.MonitoringQueryLanguageCondition)
                      condition_,
                  getParentForChildren(),
                  isClean());
          condition_ = null;
        }
        conditionCase_ = 19;
        onChanged();
        return conditionMonitoringQueryLanguageBuilder_;
      }

      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }

      // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition)
    }

    // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition)
    private static final com.google.monitoring.v3.AlertPolicy.Condition DEFAULT_INSTANCE;

    static {
      DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition();
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser<Condition> PARSER =
        new com.google.protobuf.AbstractParser<Condition>() {
          @java.lang.Override
          public Condition parsePartialFrom(
              com.google.protobuf.CodedInputStream input,
              com.google.protobuf.ExtensionRegistryLite extensionRegistry)
              throws com.google.protobuf.InvalidProtocolBufferException {
            Builder builder = newBuilder();
            try {
              builder.mergeFrom(input, extensionRegistry);
            } catch (com.google.protobuf.InvalidProtocolBufferException e) {
              throw e.setUnfinishedMessage(builder.buildPartial());
            } catch (com.google.protobuf.UninitializedMessageException e) {
              throw e.asInvalidProtocolBufferException()
                  .setUnfinishedMessage(builder.buildPartial());
            } catch (java.io.IOException e) {
              throw new com.google.protobuf.InvalidProtocolBufferException(e)
                  .setUnfinishedMessage(builder.buildPartial());
            }
            return builder.buildPartial();
          }
        };

    public static com.google.protobuf.Parser<Condition> parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser<Condition> getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.Condition getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }
  }

  public interface AlertStrategyOrBuilder
      extends
      // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.AlertStrategy)
      com.google.protobuf.MessageOrBuilder {

    /**
     *
     *
     * <pre>
     * Required for alert policies with a `LogMatch` condition.
     * This limit is not implemented for alert policies that are not log-based.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
     * </code>
     *
     * @return Whether the notificationRateLimit field is set.
     */
    boolean hasNotificationRateLimit();
    /**
     *
     *
     * <pre>
     * Required for alert policies with a `LogMatch` condition.
     * This limit is not implemented for alert policies that are not log-based.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
     * </code>
     *
     * @return The notificationRateLimit.
     */
    com.google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit
        getNotificationRateLimit();
    /**
     *
     *
     * <pre>
     * Required for alert policies with a `LogMatch` condition.
     * This limit is not implemented for alert policies that are not log-based.
     * </pre>
     *
     * <code>
     * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
     * </code>
     */
    com.google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimitOrBuilder
        getNotificationRateLimitOrBuilder();

    /**
     *
     *
     * <pre>
     * If an alert policy that was active has no data for this long, any open
     * incidents will close
     * </pre>
     *
     * <code>.google.protobuf.Duration auto_close = 3;</code>
     *
     * @return Whether the autoClose field is set.
     */
    boolean hasAutoClose();
    /**
     *
     *
     * <pre>
     * If an alert policy that was active has no data for this long, any open
     * incidents will close
     * </pre>
     *
     * <code>.google.protobuf.Duration auto_close = 3;</code>
     *
     * @return The autoClose.
     */
    com.google.protobuf.Duration getAutoClose();
    /**
     *
     *
     * <pre>
     * If an alert policy that was active has no data for this long, any open
     * incidents will close
     * </pre>
     *
     * <code>.google.protobuf.Duration auto_close = 3;</code>
     */
    com.google.protobuf.DurationOrBuilder getAutoCloseOrBuilder();
  }
  /**
   *
   *
   * <pre>
   * Control over how the notification channels in `notification_channels`
   * are notified when this alert fires.
   * </pre>
   *
   * Protobuf type {@code google.monitoring.v3.AlertPolicy.AlertStrategy}
   */
  public static final class AlertStrategy extends com.google.protobuf.GeneratedMessageV3
      implements
      // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.AlertStrategy)
      AlertStrategyOrBuilder {
    private static final long serialVersionUID = 0L;
    // Use AlertStrategy.newBuilder() to construct.
    private AlertStrategy(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
      super(builder);
    }

    private AlertStrategy() {}

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
      return new AlertStrategy();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
      return this.unknownFields;
    }

    public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
      return com.google.monitoring.v3.AlertProto
          .internal_static_google_monitoring_v3_AlertPolicy_AlertStrategy_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return com.google.monitoring.v3.AlertProto
          .internal_static_google_monitoring_v3_AlertPolicy_AlertStrategy_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              com.google.monitoring.v3.AlertPolicy.AlertStrategy.class,
              com.google.monitoring.v3.AlertPolicy.AlertStrategy.Builder.class);
    }

    public interface NotificationRateLimitOrBuilder
        extends
        // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit)
        com.google.protobuf.MessageOrBuilder {

      /**
       *
       *
       * <pre>
       * Not more than one notification per `period`.
       * </pre>
       *
       * <code>.google.protobuf.Duration period = 1;</code>
       *
       * @return Whether the period field is set.
       */
      boolean hasPeriod();
      /**
       *
       *
       * <pre>
       * Not more than one notification per `period`.
       * </pre>
       *
       * <code>.google.protobuf.Duration period = 1;</code>
       *
       * @return The period.
       */
      com.google.protobuf.Duration getPeriod();
      /**
       *
       *
       * <pre>
       * Not more than one notification per `period`.
       * </pre>
       *
       * <code>.google.protobuf.Duration period = 1;</code>
       */
      com.google.protobuf.DurationOrBuilder getPeriodOrBuilder();
    }
    /**
     *
     *
     * <pre>
     * Control over the rate of notifications sent to this alert policy's
     * notification channels.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit}
     */
    public static final class NotificationRateLimit extends com.google.protobuf.GeneratedMessageV3
        implements
        // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit)
        NotificationRateLimitOrBuilder {
      private static final long serialVersionUID = 0L;
      // Use NotificationRateLimit.newBuilder() to construct.
      private NotificationRateLimit(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
        super(builder);
      }

      private NotificationRateLimit() {}

      @java.lang.Override
      @SuppressWarnings({"unused"})
      protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
        return new NotificationRateLimit();
      }

      @java.lang.Override
      public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
        return this.unknownFields;
      }

      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_AlertStrategy_NotificationRateLimit_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return com.google.monitoring.v3.AlertProto
            .internal_static_google_monitoring_v3_AlertPolicy_AlertStrategy_NotificationRateLimit_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                com.google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit.class,
                com.google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit.Builder
                    .class);
      }

      public static final int PERIOD_FIELD_NUMBER = 1;
      private com.google.protobuf.Duration period_;
      /**
       *
       *
       * <pre>
       * Not more than one notification per `period`.
       * </pre>
       *
       * <code>.google.protobuf.Duration period = 1;</code>
       *
       * @return Whether the period field is set.
       */
      @java.lang.Override
      public boolean hasPeriod() {
        return period_ != null;
      }
      /**
       *
       *
       * <pre>
       * Not more than one notification per `period`.
       * </pre>
       *
       * <code>.google.protobuf.Duration period = 1;</code>
       *
       * @return The period.
       */
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    }
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     *
     *
     * <pre>
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     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.AlertStrategy}
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      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
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      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
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       *
       * @return The notificationRateLimit.
       */
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        } else {
          return notificationRateLimitBuilder_.getMessage();
        }
      }
      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
       * </code>
       */
      public Builder setNotificationRateLimit(
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          }
          notificationRateLimit_ = value;
        } else {
          notificationRateLimitBuilder_.setMessage(value);
        }
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        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
       * </code>
       */
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        } else {
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        return this;
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      /**
       *
       *
       * <pre>
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       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
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          notificationRateLimitBuilder_.mergeFrom(value);
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        return this;
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      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
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        if (notificationRateLimitBuilder_ != null) {
          notificationRateLimitBuilder_.dispose();
          notificationRateLimitBuilder_ = null;
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        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
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        bitField0_ |= 0x00000001;
        onChanged();
        return getNotificationRateLimitFieldBuilder().getBuilder();
      }
      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
       * .google.monitoring.v3.AlertPolicy.AlertStrategy.NotificationRateLimit notification_rate_limit = 1;
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      /**
       *
       *
       * <pre>
       * Required for alert policies with a `LogMatch` condition.
       * This limit is not implemented for alert policies that are not log-based.
       * </pre>
       *
       * <code>
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       *
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       * <pre>
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       *
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       *
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       *
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    }

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              com.google.protobuf.ExtensionRegistryLite extensionRegistry)
              throws com.google.protobuf.InvalidProtocolBufferException {
            Builder builder = newBuilder();
            try {
              builder.mergeFrom(input, extensionRegistry);
            } catch (com.google.protobuf.InvalidProtocolBufferException e) {
              throw e.setUnfinishedMessage(builder.buildPartial());
            } catch (com.google.protobuf.UninitializedMessageException e) {
              throw e.asInvalidProtocolBufferException()
                  .setUnfinishedMessage(builder.buildPartial());
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              throw new com.google.protobuf.InvalidProtocolBufferException(e)
                  .setUnfinishedMessage(builder.buildPartial());
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            return builder.buildPartial();
          }
        };

    public static com.google.protobuf.Parser<AlertStrategy> parser() {
      return PARSER;
    }

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    public com.google.protobuf.Parser<AlertStrategy> getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.AlertStrategy getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }
  }

  public static final int NAME_FIELD_NUMBER = 1;

  @SuppressWarnings("serial")
  private volatile java.lang.Object name_ = "";
  /**
   *
   *
   * <pre>
   * Required if the policy exists. The resource name for this policy. The
   * format is:
   *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[ALERT_POLICY_ID]
   * `[ALERT_POLICY_ID]` is assigned by Cloud Monitoring when the policy
   * is created. When calling the
   * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
   * method, do not include the `name` field in the alerting policy passed as
   * part of the request.
   * </pre>
   *
   * <code>string name = 1;</code>
   *
   * @return The name.
   */
  @java.lang.Override
  public java.lang.String getName() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      name_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * Required if the policy exists. The resource name for this policy. The
   * format is:
   *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[ALERT_POLICY_ID]
   * `[ALERT_POLICY_ID]` is assigned by Cloud Monitoring when the policy
   * is created. When calling the
   * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
   * method, do not include the `name` field in the alerting policy passed as
   * part of the request.
   * </pre>
   *
   * <code>string name = 1;</code>
   *
   * @return The bytes for name.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getNameBytes() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      name_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int DISPLAY_NAME_FIELD_NUMBER = 2;

  @SuppressWarnings("serial")
  private volatile java.lang.Object displayName_ = "";
  /**
   *
   *
   * <pre>
   * A short name or phrase used to identify the policy in dashboards,
   * notifications, and incidents. To avoid confusion, don't use the same
   * display name for multiple policies in the same project. The name is
   * limited to 512 Unicode characters.
   * </pre>
   *
   * <code>string display_name = 2;</code>
   *
   * @return The displayName.
   */
  @java.lang.Override
  public java.lang.String getDisplayName() {
    java.lang.Object ref = displayName_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      displayName_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * A short name or phrase used to identify the policy in dashboards,
   * notifications, and incidents. To avoid confusion, don't use the same
   * display name for multiple policies in the same project. The name is
   * limited to 512 Unicode characters.
   * </pre>
   *
   * <code>string display_name = 2;</code>
   *
   * @return The bytes for displayName.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getDisplayNameBytes() {
    java.lang.Object ref = displayName_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      displayName_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int DOCUMENTATION_FIELD_NUMBER = 13;
  private com.google.monitoring.v3.AlertPolicy.Documentation documentation_;
  /**
   *
   *
   * <pre>
   * Documentation that is included with notifications and incidents related to
   * this policy. Best practice is for the documentation to include information
   * to help responders understand, mitigate, escalate, and correct the
   * underlying problems detected by the alerting policy. Notification channels
   * that have limited capacity might not show this documentation.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
   *
   * @return Whether the documentation field is set.
   */
  @java.lang.Override
  public boolean hasDocumentation() {
    return documentation_ != null;
  }
  /**
   *
   *
   * <pre>
   * Documentation that is included with notifications and incidents related to
   * this policy. Best practice is for the documentation to include information
   * to help responders understand, mitigate, escalate, and correct the
   * underlying problems detected by the alerting policy. Notification channels
   * that have limited capacity might not show this documentation.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
   *
   * @return The documentation.
   */
  @java.lang.Override
  public com.google.monitoring.v3.AlertPolicy.Documentation getDocumentation() {
    return documentation_ == null
        ? com.google.monitoring.v3.AlertPolicy.Documentation.getDefaultInstance()
        : documentation_;
  }
  /**
   *
   *
   * <pre>
   * Documentation that is included with notifications and incidents related to
   * this policy. Best practice is for the documentation to include information
   * to help responders understand, mitigate, escalate, and correct the
   * underlying problems detected by the alerting policy. Notification channels
   * that have limited capacity might not show this documentation.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
   */
  @java.lang.Override
  public com.google.monitoring.v3.AlertPolicy.DocumentationOrBuilder getDocumentationOrBuilder() {
    return documentation_ == null
        ? com.google.monitoring.v3.AlertPolicy.Documentation.getDefaultInstance()
        : documentation_;
  }

  public static final int USER_LABELS_FIELD_NUMBER = 16;

  private static final class UserLabelsDefaultEntryHolder {
    static final com.google.protobuf.MapEntry<java.lang.String, java.lang.String> defaultEntry =
        com.google.protobuf.MapEntry.<java.lang.String, java.lang.String>newDefaultInstance(
            com.google.monitoring.v3.AlertProto
                .internal_static_google_monitoring_v3_AlertPolicy_UserLabelsEntry_descriptor,
            com.google.protobuf.WireFormat.FieldType.STRING,
            "",
            com.google.protobuf.WireFormat.FieldType.STRING,
            "");
  }

  @SuppressWarnings("serial")
  private com.google.protobuf.MapField<java.lang.String, java.lang.String> userLabels_;

  private com.google.protobuf.MapField<java.lang.String, java.lang.String> internalGetUserLabels() {
    if (userLabels_ == null) {
      return com.google.protobuf.MapField.emptyMapField(UserLabelsDefaultEntryHolder.defaultEntry);
    }
    return userLabels_;
  }

  public int getUserLabelsCount() {
    return internalGetUserLabels().getMap().size();
  }
  /**
   *
   *
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */
  @java.lang.Override
  public boolean containsUserLabels(java.lang.String key) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    return internalGetUserLabels().getMap().containsKey(key);
  }
  /** Use {@link #getUserLabelsMap()} instead. */
  @java.lang.Override
  @java.lang.Deprecated
  public java.util.Map<java.lang.String, java.lang.String> getUserLabels() {
    return getUserLabelsMap();
  }
  /**
   *
   *
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */
  @java.lang.Override
  public java.util.Map<java.lang.String, java.lang.String> getUserLabelsMap() {
    return internalGetUserLabels().getMap();
  }
  /**
   *
   *
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */
  @java.lang.Override
  public /* nullable */ java.lang.String getUserLabelsOrDefault(
      java.lang.String key,
      /* nullable */
      java.lang.String defaultValue) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    java.util.Map<java.lang.String, java.lang.String> map = internalGetUserLabels().getMap();
    return map.containsKey(key) ? map.get(key) : defaultValue;
  }
  /**
   *
   *
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */
  @java.lang.Override
  public java.lang.String getUserLabelsOrThrow(java.lang.String key) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    java.util.Map<java.lang.String, java.lang.String> map = internalGetUserLabels().getMap();
    if (!map.containsKey(key)) {
      throw new java.lang.IllegalArgumentException();
    }
    return map.get(key);
  }

  public static final int CONDITIONS_FIELD_NUMBER = 12;

  @SuppressWarnings("serial")
  private java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> conditions_;
  /**
   *
   *
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * If `condition_time_series_query_language` is present, it must be the only
   * `condition`.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  @java.lang.Override
  public java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> getConditionsList() {
    return conditions_;
  }
  /**
   *
   *
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * If `condition_time_series_query_language` is present, it must be the only
   * `condition`.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  @java.lang.Override
  public java.util.List<? extends com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder>
      getConditionsOrBuilderList() {
    return conditions_;
  }
  /**
   *
   *
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * If `condition_time_series_query_language` is present, it must be the only
   * `condition`.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  @java.lang.Override
  public int getConditionsCount() {
    return conditions_.size();
  }
  /**
   *
   *
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * If `condition_time_series_query_language` is present, it must be the only
   * `condition`.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  @java.lang.Override
  public com.google.monitoring.v3.AlertPolicy.Condition getConditions(int index) {
    return conditions_.get(index);
  }
  /**
   *
   *
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * If `condition_time_series_query_language` is present, it must be the only
   * `condition`.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  @java.lang.Override
  public com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder getConditionsOrBuilder(int index) {
    return conditions_.get(index);
  }

  public static final int COMBINER_FIELD_NUMBER = 6;
  private int combiner_ = 0;
  /**
   *
   *
   * <pre>
   * How to combine the results of multiple conditions to determine if an
   * incident should be opened.
   * If `condition_time_series_query_language` is present, this must be
   * `COMBINE_UNSPECIFIED`.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
   *
   * @return The enum numeric value on the wire for combiner.
   */
  @java.lang.Override
  public int getCombinerValue() {
    return combiner_;
  }
  /**
   *
   *
   * <pre>
   * How to combine the results of multiple conditions to determine if an
   * incident should be opened.
   * If `condition_time_series_query_language` is present, this must be
   * `COMBINE_UNSPECIFIED`.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
   *
   * @return The combiner.
   */
  @java.lang.Override
  public com.google.monitoring.v3.AlertPolicy.ConditionCombinerType getCombiner() {
    com.google.monitoring.v3.AlertPolicy.ConditionCombinerType result =
        com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.forNumber(combiner_);
    return result == null
        ? com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.UNRECOGNIZED
        : result;
  }

  public static final int ENABLED_FIELD_NUMBER = 17;
  private com.google.protobuf.BoolValue enabled_;
  /**
   *
   *
   * <pre>
   * Whether or not the policy is enabled. On write, the default interpretation
   * if unset is that the policy is enabled. On read, clients should not make
   * any assumption about the state if it has not been populated. The
   * field should always be populated on List and Get operations, unless
   * a field projection has been specified that strips it out.
   * </pre>
   *
   * <code>.google.protobuf.BoolValue enabled = 17;</code>
   *
   * @return Whether the enabled field is set.
   */
  @java.lang.Override
  public boolean hasEnabled() {
    return enabled_ != null;
  }
  /**
   *
   *
   * <pre>
   * Whether or not the policy is enabled. On write, the default interpretation
   * if unset is that the policy is enabled. On read, clients should not make
   * any assumption about the state if it has not been populated. The
   * field should always be populated on List and Get operations, unless
   * a field projection has been specified that strips it out.
   * </pre>
   *
   * <code>.google.protobuf.BoolValue enabled = 17;</code>
   *
   * @return The enabled.
   */
  @java.lang.Override
  public com.google.protobuf.BoolValue getEnabled() {
    return enabled_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : enabled_;
  }
  /**
   *
   *
   * <pre>
   * Whether or not the policy is enabled. On write, the default interpretation
   * if unset is that the policy is enabled. On read, clients should not make
   * any assumption about the state if it has not been populated. The
   * field should always be populated on List and Get operations, unless
   * a field projection has been specified that strips it out.
   * </pre>
   *
   * <code>.google.protobuf.BoolValue enabled = 17;</code>
   */
  @java.lang.Override
  public com.google.protobuf.BoolValueOrBuilder getEnabledOrBuilder() {
    return enabled_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : enabled_;
  }

  public static final int VALIDITY_FIELD_NUMBER = 18;
  private com.google.rpc.Status validity_;
  /**
   *
   *
   * <pre>
   * Read-only description of how the alert policy is invalid. OK if the alert
   * policy is valid. If not OK, the alert policy will not generate incidents.
   * </pre>
   *
   * <code>.google.rpc.Status validity = 18;</code>
   *
   * @return Whether the validity field is set.
   */
  @java.lang.Override
  public boolean hasValidity() {
    return validity_ != null;
  }
  /**
   *
   *
   * <pre>
   * Read-only description of how the alert policy is invalid. OK if the alert
   * policy is valid. If not OK, the alert policy will not generate incidents.
   * </pre>
   *
   * <code>.google.rpc.Status validity = 18;</code>
   *
   * @return The validity.
   */
  @java.lang.Override
  public com.google.rpc.Status getValidity() {
    return validity_ == null ? com.google.rpc.Status.getDefaultInstance() : validity_;
  }
  /**
   *
   *
   * <pre>
   * Read-only description of how the alert policy is invalid. OK if the alert
   * policy is valid. If not OK, the alert policy will not generate incidents.
   * </pre>
   *
   * <code>.google.rpc.Status validity = 18;</code>
   */
  @java.lang.Override
  public com.google.rpc.StatusOrBuilder getValidityOrBuilder() {
    return validity_ == null ? com.google.rpc.Status.getDefaultInstance() : validity_;
  }

  public static final int NOTIFICATION_CHANNELS_FIELD_NUMBER = 14;

  @SuppressWarnings("serial")
  private com.google.protobuf.LazyStringList notificationChannels_;
  /**
   *
   *
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The format of the entries in this field is:
   *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   *
   * @return A list containing the notificationChannels.
   */
  public com.google.protobuf.ProtocolStringList getNotificationChannelsList() {
    return notificationChannels_;
  }
  /**
   *
   *
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The format of the entries in this field is:
   *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   *
   * @return The count of notificationChannels.
   */
  public int getNotificationChannelsCount() {
    return notificationChannels_.size();
  }
  /**
   *
   *
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The format of the entries in this field is:
   *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   *
   * @param index The index of the element to return.
   * @return The notificationChannels at the given index.
   */
  public java.lang.String getNotificationChannels(int index) {
    return notificationChannels_.get(index);
  }
  /**
   *
   *
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The format of the entries in this field is:
   *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   *
   * @param index The index of the value to return.
   * @return The bytes of the notificationChannels at the given index.
   */
  public com.google.protobuf.ByteString getNotificationChannelsBytes(int index) {
    return notificationChannels_.getByteString(index);
  }

  public static final int CREATION_RECORD_FIELD_NUMBER = 10;
  private com.google.monitoring.v3.MutationRecord creationRecord_;
  /**
   *
   *
   * <pre>
   * A read-only record of the creation of the alerting policy. If provided
   * in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
   *
   * @return Whether the creationRecord field is set.
   */
  @java.lang.Override
  public boolean hasCreationRecord() {
    return creationRecord_ != null;
  }
  /**
   *
   *
   * <pre>
   * A read-only record of the creation of the alerting policy. If provided
   * in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
   *
   * @return The creationRecord.
   */
  @java.lang.Override
  public com.google.monitoring.v3.MutationRecord getCreationRecord() {
    return creationRecord_ == null
        ? com.google.monitoring.v3.MutationRecord.getDefaultInstance()
        : creationRecord_;
  }
  /**
   *
   *
   * <pre>
   * A read-only record of the creation of the alerting policy. If provided
   * in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
   */
  @java.lang.Override
  public com.google.monitoring.v3.MutationRecordOrBuilder getCreationRecordOrBuilder() {
    return creationRecord_ == null
        ? com.google.monitoring.v3.MutationRecord.getDefaultInstance()
        : creationRecord_;
  }

  public static final int MUTATION_RECORD_FIELD_NUMBER = 11;
  private com.google.monitoring.v3.MutationRecord mutationRecord_;
  /**
   *
   *
   * <pre>
   * A read-only record of the most recent change to the alerting policy. If
   * provided in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
   *
   * @return Whether the mutationRecord field is set.
   */
  @java.lang.Override
  public boolean hasMutationRecord() {
    return mutationRecord_ != null;
  }
  /**
   *
   *
   * <pre>
   * A read-only record of the most recent change to the alerting policy. If
   * provided in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
   *
   * @return The mutationRecord.
   */
  @java.lang.Override
  public com.google.monitoring.v3.MutationRecord getMutationRecord() {
    return mutationRecord_ == null
        ? com.google.monitoring.v3.MutationRecord.getDefaultInstance()
        : mutationRecord_;
  }
  /**
   *
   *
   * <pre>
   * A read-only record of the most recent change to the alerting policy. If
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   *
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                bitField0_ |= 0x00000200;
                break;
              } // case 82
            case 90:
              {
                input.readMessage(getMutationRecordFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000400;
                break;
              } // case 90
            case 98:
              {
                com.google.monitoring.v3.AlertPolicy.Condition m =
                    input.readMessage(
                        com.google.monitoring.v3.AlertPolicy.Condition.parser(), extensionRegistry);
                if (conditionsBuilder_ == null) {
                  ensureConditionsIsMutable();
                  conditions_.add(m);
                } else {
                  conditionsBuilder_.addMessage(m);
                }
                break;
              } // case 98
            case 106:
              {
                input.readMessage(getDocumentationFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000004;
                break;
              } // case 106
            case 114:
              {
                java.lang.String s = input.readStringRequireUtf8();
                ensureNotificationChannelsIsMutable();
                notificationChannels_.add(s);
                break;
              } // case 114
            case 130:
              {
                com.google.protobuf.MapEntry<java.lang.String, java.lang.String> userLabels__ =
                    input.readMessage(
                        UserLabelsDefaultEntryHolder.defaultEntry.getParserForType(),
                        extensionRegistry);
                internalGetMutableUserLabels()
                    .getMutableMap()
                    .put(userLabels__.getKey(), userLabels__.getValue());
                bitField0_ |= 0x00000008;
                break;
              } // case 130
            case 138:
              {
                input.readMessage(getEnabledFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000040;
                break;
              } // case 138
            case 146:
              {
                input.readMessage(getValidityFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000080;
                break;
              } // case 146
            case 170:
              {
                input.readMessage(getAlertStrategyFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000800;
                break;
              } // case 170
            default:
              {
                if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                  done = true; // was an endgroup tag
                }
                break;
              } // default:
          } // switch (tag)
        } // while (!done)
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.unwrapIOException();
      } finally {
        onChanged();
      } // finally
      return this;
    }

    private int bitField0_;

    private java.lang.Object name_ = "";
    /**
     *
     *
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Cloud Monitoring when the policy
     * is created. When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
     * </pre>
     *
     * <code>string name = 1;</code>
     *
     * @return The name.
     */
    public java.lang.String getName() {
      java.lang.Object ref = name_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        name_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Cloud Monitoring when the policy
     * is created. When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
     * </pre>
     *
     * <code>string name = 1;</code>
     *
     * @return The bytes for name.
     */
    public com.google.protobuf.ByteString getNameBytes() {
      java.lang.Object ref = name_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        name_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Cloud Monitoring when the policy
     * is created. When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
     * </pre>
     *
     * <code>string name = 1;</code>
     *
     * @param value The name to set.
     * @return This builder for chaining.
     */
    public Builder setName(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      name_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Cloud Monitoring when the policy
     * is created. When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
     * </pre>
     *
     * <code>string name = 1;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearName() {
      name_ = getDefaultInstance().getName();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * format is:
     *     projects/[PROJECT_ID_OR_NUMBER]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Cloud Monitoring when the policy
     * is created. When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
     * </pre>
     *
     * <code>string name = 1;</code>
     *
     * @param value The bytes for name to set.
     * @return This builder for chaining.
     */
    public Builder setNameBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      name_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }

    private java.lang.Object displayName_ = "";
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
     *
     * @return The displayName.
     */
    public java.lang.String getDisplayName() {
      java.lang.Object ref = displayName_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        displayName_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
     *
     * @return The bytes for displayName.
     */
    public com.google.protobuf.ByteString getDisplayNameBytes() {
      java.lang.Object ref = displayName_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        displayName_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
     *
     * @param value The displayName to set.
     * @return This builder for chaining.
     */
    public Builder setDisplayName(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      displayName_ = value;
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearDisplayName() {
      displayName_ = getDefaultInstance().getDisplayName();
      bitField0_ = (bitField0_ & ~0x00000002);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
     *
     * @param value The bytes for displayName to set.
     * @return This builder for chaining.
     */
    public Builder setDisplayNameBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      displayName_ = value;
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }

    private com.google.monitoring.v3.AlertPolicy.Documentation documentation_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Documentation,
            com.google.monitoring.v3.AlertPolicy.Documentation.Builder,
            com.google.monitoring.v3.AlertPolicy.DocumentationOrBuilder>
        documentationBuilder_;
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     *
     * @return Whether the documentation field is set.
     */
    public boolean hasDocumentation() {
      return ((bitField0_ & 0x00000004) != 0);
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     *
     * @return The documentation.
     */
    public com.google.monitoring.v3.AlertPolicy.Documentation getDocumentation() {
      if (documentationBuilder_ == null) {
        return documentation_ == null
            ? com.google.monitoring.v3.AlertPolicy.Documentation.getDefaultInstance()
            : documentation_;
      } else {
        return documentationBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public Builder setDocumentation(com.google.monitoring.v3.AlertPolicy.Documentation value) {
      if (documentationBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        documentation_ = value;
      } else {
        documentationBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public Builder setDocumentation(
        com.google.monitoring.v3.AlertPolicy.Documentation.Builder builderForValue) {
      if (documentationBuilder_ == null) {
        documentation_ = builderForValue.build();
      } else {
        documentationBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public Builder mergeDocumentation(com.google.monitoring.v3.AlertPolicy.Documentation value) {
      if (documentationBuilder_ == null) {
        if (((bitField0_ & 0x00000004) != 0)
            && documentation_ != null
            && documentation_
                != com.google.monitoring.v3.AlertPolicy.Documentation.getDefaultInstance()) {
          getDocumentationBuilder().mergeFrom(value);
        } else {
          documentation_ = value;
        }
      } else {
        documentationBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public Builder clearDocumentation() {
      bitField0_ = (bitField0_ & ~0x00000004);
      documentation_ = null;
      if (documentationBuilder_ != null) {
        documentationBuilder_.dispose();
        documentationBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Documentation.Builder getDocumentationBuilder() {
      bitField0_ |= 0x00000004;
      onChanged();
      return getDocumentationFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.DocumentationOrBuilder getDocumentationOrBuilder() {
      if (documentationBuilder_ != null) {
        return documentationBuilder_.getMessageOrBuilder();
      } else {
        return documentation_ == null
            ? com.google.monitoring.v3.AlertPolicy.Documentation.getDefaultInstance()
            : documentation_;
      }
    }
    /**
     *
     *
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Documentation,
            com.google.monitoring.v3.AlertPolicy.Documentation.Builder,
            com.google.monitoring.v3.AlertPolicy.DocumentationOrBuilder>
        getDocumentationFieldBuilder() {
      if (documentationBuilder_ == null) {
        documentationBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Documentation,
                com.google.monitoring.v3.AlertPolicy.Documentation.Builder,
                com.google.monitoring.v3.AlertPolicy.DocumentationOrBuilder>(
                getDocumentation(), getParentForChildren(), isClean());
        documentation_ = null;
      }
      return documentationBuilder_;
    }

    private com.google.protobuf.MapField<java.lang.String, java.lang.String> userLabels_;

    private com.google.protobuf.MapField<java.lang.String, java.lang.String>
        internalGetUserLabels() {
      if (userLabels_ == null) {
        return com.google.protobuf.MapField.emptyMapField(
            UserLabelsDefaultEntryHolder.defaultEntry);
      }
      return userLabels_;
    }

    private com.google.protobuf.MapField<java.lang.String, java.lang.String>
        internalGetMutableUserLabels() {
      if (userLabels_ == null) {
        userLabels_ =
            com.google.protobuf.MapField.newMapField(UserLabelsDefaultEntryHolder.defaultEntry);
      }
      if (!userLabels_.isMutable()) {
        userLabels_ = userLabels_.copy();
      }
      bitField0_ |= 0x00000008;
      onChanged();
      return userLabels_;
    }

    public int getUserLabelsCount() {
      return internalGetUserLabels().getMap().size();
    }
    /**
     *
     *
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    @java.lang.Override
    public boolean containsUserLabels(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      return internalGetUserLabels().getMap().containsKey(key);
    }
    /** Use {@link #getUserLabelsMap()} instead. */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map<java.lang.String, java.lang.String> getUserLabels() {
      return getUserLabelsMap();
    }
    /**
     *
     *
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    @java.lang.Override
    public java.util.Map<java.lang.String, java.lang.String> getUserLabelsMap() {
      return internalGetUserLabels().getMap();
    }
    /**
     *
     *
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    @java.lang.Override
    public /* nullable */ java.lang.String getUserLabelsOrDefault(
        java.lang.String key,
        /* nullable */
        java.lang.String defaultValue) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      java.util.Map<java.lang.String, java.lang.String> map = internalGetUserLabels().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     *
     *
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    @java.lang.Override
    public java.lang.String getUserLabelsOrThrow(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      java.util.Map<java.lang.String, java.lang.String> map = internalGetUserLabels().getMap();
      if (!map.containsKey(key)) {
        throw new java.lang.IllegalArgumentException();
      }
      return map.get(key);
    }

    public Builder clearUserLabels() {
      bitField0_ = (bitField0_ & ~0x00000008);
      internalGetMutableUserLabels().getMutableMap().clear();
      return this;
    }
    /**
     *
     *
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    public Builder removeUserLabels(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      internalGetMutableUserLabels().getMutableMap().remove(key);
      return this;
    }
    /** Use alternate mutation accessors instead. */
    @java.lang.Deprecated
    public java.util.Map<java.lang.String, java.lang.String> getMutableUserLabels() {
      bitField0_ |= 0x00000008;
      return internalGetMutableUserLabels().getMutableMap();
    }
    /**
     *
     *
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    public Builder putUserLabels(java.lang.String key, java.lang.String value) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      if (value == null) {
        throw new NullPointerException("map value");
      }
      internalGetMutableUserLabels().getMutableMap().put(key, value);
      bitField0_ |= 0x00000008;
      return this;
    }
    /**
     *
     *
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    public Builder putAllUserLabels(java.util.Map<java.lang.String, java.lang.String> values) {
      internalGetMutableUserLabels().getMutableMap().putAll(values);
      bitField0_ |= 0x00000008;
      return this;
    }

    private java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> conditions_ =
        java.util.Collections.emptyList();

    private void ensureConditionsIsMutable() {
      if (!((bitField0_ & 0x00000010) != 0)) {
        conditions_ =
            new java.util.ArrayList<com.google.monitoring.v3.AlertPolicy.Condition>(conditions_);
        bitField0_ |= 0x00000010;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Condition,
            com.google.monitoring.v3.AlertPolicy.Condition.Builder,
            com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder>
        conditionsBuilder_;

    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> getConditionsList() {
      if (conditionsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(conditions_);
      } else {
        return conditionsBuilder_.getMessageList();
      }
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public int getConditionsCount() {
      if (conditionsBuilder_ == null) {
        return conditions_.size();
      } else {
        return conditionsBuilder_.getCount();
      }
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition getConditions(int index) {
      if (conditionsBuilder_ == null) {
        return conditions_.get(index);
      } else {
        return conditionsBuilder_.getMessage(index);
      }
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder setConditions(int index, com.google.monitoring.v3.AlertPolicy.Condition value) {
      if (conditionsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureConditionsIsMutable();
        conditions_.set(index, value);
        onChanged();
      } else {
        conditionsBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder setConditions(
        int index, com.google.monitoring.v3.AlertPolicy.Condition.Builder builderForValue) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.set(index, builderForValue.build());
        onChanged();
      } else {
        conditionsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(com.google.monitoring.v3.AlertPolicy.Condition value) {
      if (conditionsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureConditionsIsMutable();
        conditions_.add(value);
        onChanged();
      } else {
        conditionsBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(int index, com.google.monitoring.v3.AlertPolicy.Condition value) {
      if (conditionsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureConditionsIsMutable();
        conditions_.add(index, value);
        onChanged();
      } else {
        conditionsBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(
        com.google.monitoring.v3.AlertPolicy.Condition.Builder builderForValue) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.add(builderForValue.build());
        onChanged();
      } else {
        conditionsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(
        int index, com.google.monitoring.v3.AlertPolicy.Condition.Builder builderForValue) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.add(index, builderForValue.build());
        onChanged();
      } else {
        conditionsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addAllConditions(
        java.lang.Iterable<? extends com.google.monitoring.v3.AlertPolicy.Condition> values) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, conditions_);
        onChanged();
      } else {
        conditionsBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder clearConditions() {
      if (conditionsBuilder_ == null) {
        conditions_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000010);
        onChanged();
      } else {
        conditionsBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder removeConditions(int index) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.remove(index);
        onChanged();
      } else {
        conditionsBuilder_.remove(index);
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition.Builder getConditionsBuilder(int index) {
      return getConditionsFieldBuilder().getBuilder(index);
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder getConditionsOrBuilder(
        int index) {
      if (conditionsBuilder_ == null) {
        return conditions_.get(index);
      } else {
        return conditionsBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public java.util.List<? extends com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder>
        getConditionsOrBuilderList() {
      if (conditionsBuilder_ != null) {
        return conditionsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(conditions_);
      }
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition.Builder addConditionsBuilder() {
      return getConditionsFieldBuilder()
          .addBuilder(com.google.monitoring.v3.AlertPolicy.Condition.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition.Builder addConditionsBuilder(int index) {
      return getConditionsFieldBuilder()
          .addBuilder(index, com.google.monitoring.v3.AlertPolicy.Condition.getDefaultInstance());
    }
    /**
     *
     *
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * If `condition_time_series_query_language` is present, it must be the only
     * `condition`.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public java.util.List<com.google.monitoring.v3.AlertPolicy.Condition.Builder>
        getConditionsBuilderList() {
      return getConditionsFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Condition,
            com.google.monitoring.v3.AlertPolicy.Condition.Builder,
            com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder>
        getConditionsFieldBuilder() {
      if (conditionsBuilder_ == null) {
        conditionsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition,
                com.google.monitoring.v3.AlertPolicy.Condition.Builder,
                com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder>(
                conditions_, ((bitField0_ & 0x00000010) != 0), getParentForChildren(), isClean());
        conditions_ = null;
      }
      return conditionsBuilder_;
    }

    private int combiner_ = 0;
    /**
     *
     *
     * <pre>
     * How to combine the results of multiple conditions to determine if an
     * incident should be opened.
     * If `condition_time_series_query_language` is present, this must be
     * `COMBINE_UNSPECIFIED`.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     *
     * @return The enum numeric value on the wire for combiner.
     */
    @java.lang.Override
    public int getCombinerValue() {
      return combiner_;
    }
    /**
     *
     *
     * <pre>
     * How to combine the results of multiple conditions to determine if an
     * incident should be opened.
     * If `condition_time_series_query_language` is present, this must be
     * `COMBINE_UNSPECIFIED`.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     *
     * @param value The enum numeric value on the wire for combiner to set.
     * @return This builder for chaining.
     */
    public Builder setCombinerValue(int value) {
      combiner_ = value;
      bitField0_ |= 0x00000020;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * How to combine the results of multiple conditions to determine if an
     * incident should be opened.
     * If `condition_time_series_query_language` is present, this must be
     * `COMBINE_UNSPECIFIED`.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     *
     * @return The combiner.
     */
    @java.lang.Override
    public com.google.monitoring.v3.AlertPolicy.ConditionCombinerType getCombiner() {
      com.google.monitoring.v3.AlertPolicy.ConditionCombinerType result =
          com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.forNumber(combiner_);
      return result == null
          ? com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.UNRECOGNIZED
          : result;
    }
    /**
     *
     *
     * <pre>
     * How to combine the results of multiple conditions to determine if an
     * incident should be opened.
     * If `condition_time_series_query_language` is present, this must be
     * `COMBINE_UNSPECIFIED`.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     *
     * @param value The combiner to set.
     * @return This builder for chaining.
     */
    public Builder setCombiner(com.google.monitoring.v3.AlertPolicy.ConditionCombinerType value) {
      if (value == null) {
        throw new NullPointerException();
      }
      bitField0_ |= 0x00000020;
      combiner_ = value.getNumber();
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * How to combine the results of multiple conditions to determine if an
     * incident should be opened.
     * If `condition_time_series_query_language` is present, this must be
     * `COMBINE_UNSPECIFIED`.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearCombiner() {
      bitField0_ = (bitField0_ & ~0x00000020);
      combiner_ = 0;
      onChanged();
      return this;
    }

    private com.google.protobuf.BoolValue enabled_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.BoolValue,
            com.google.protobuf.BoolValue.Builder,
            com.google.protobuf.BoolValueOrBuilder>
        enabledBuilder_;
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     *
     * @return Whether the enabled field is set.
     */
    public boolean hasEnabled() {
      return ((bitField0_ & 0x00000040) != 0);
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     *
     * @return The enabled.
     */
    public com.google.protobuf.BoolValue getEnabled() {
      if (enabledBuilder_ == null) {
        return enabled_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : enabled_;
      } else {
        return enabledBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder setEnabled(com.google.protobuf.BoolValue value) {
      if (enabledBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        enabled_ = value;
      } else {
        enabledBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder setEnabled(com.google.protobuf.BoolValue.Builder builderForValue) {
      if (enabledBuilder_ == null) {
        enabled_ = builderForValue.build();
      } else {
        enabledBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder mergeEnabled(com.google.protobuf.BoolValue value) {
      if (enabledBuilder_ == null) {
        if (((bitField0_ & 0x00000040) != 0)
            && enabled_ != null
            && enabled_ != com.google.protobuf.BoolValue.getDefaultInstance()) {
          getEnabledBuilder().mergeFrom(value);
        } else {
          enabled_ = value;
        }
      } else {
        enabledBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder clearEnabled() {
      bitField0_ = (bitField0_ & ~0x00000040);
      enabled_ = null;
      if (enabledBuilder_ != null) {
        enabledBuilder_.dispose();
        enabledBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public com.google.protobuf.BoolValue.Builder getEnabledBuilder() {
      bitField0_ |= 0x00000040;
      onChanged();
      return getEnabledFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public com.google.protobuf.BoolValueOrBuilder getEnabledOrBuilder() {
      if (enabledBuilder_ != null) {
        return enabledBuilder_.getMessageOrBuilder();
      } else {
        return enabled_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : enabled_;
      }
    }
    /**
     *
     *
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.BoolValue,
            com.google.protobuf.BoolValue.Builder,
            com.google.protobuf.BoolValueOrBuilder>
        getEnabledFieldBuilder() {
      if (enabledBuilder_ == null) {
        enabledBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.BoolValue,
                com.google.protobuf.BoolValue.Builder,
                com.google.protobuf.BoolValueOrBuilder>(
                getEnabled(), getParentForChildren(), isClean());
        enabled_ = null;
      }
      return enabledBuilder_;
    }

    private com.google.rpc.Status validity_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.rpc.Status, com.google.rpc.Status.Builder, com.google.rpc.StatusOrBuilder>
        validityBuilder_;
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     *
     * @return Whether the validity field is set.
     */
    public boolean hasValidity() {
      return ((bitField0_ & 0x00000080) != 0);
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     *
     * @return The validity.
     */
    public com.google.rpc.Status getValidity() {
      if (validityBuilder_ == null) {
        return validity_ == null ? com.google.rpc.Status.getDefaultInstance() : validity_;
      } else {
        return validityBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     */
    public Builder setValidity(com.google.rpc.Status value) {
      if (validityBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        validity_ = value;
      } else {
        validityBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     */
    public Builder setValidity(com.google.rpc.Status.Builder builderForValue) {
      if (validityBuilder_ == null) {
        validity_ = builderForValue.build();
      } else {
        validityBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     */
    public Builder mergeValidity(com.google.rpc.Status value) {
      if (validityBuilder_ == null) {
        if (((bitField0_ & 0x00000080) != 0)
            && validity_ != null
            && validity_ != com.google.rpc.Status.getDefaultInstance()) {
          getValidityBuilder().mergeFrom(value);
        } else {
          validity_ = value;
        }
      } else {
        validityBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     */
    public Builder clearValidity() {
      bitField0_ = (bitField0_ & ~0x00000080);
      validity_ = null;
      if (validityBuilder_ != null) {
        validityBuilder_.dispose();
        validityBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     */
    public com.google.rpc.Status.Builder getValidityBuilder() {
      bitField0_ |= 0x00000080;
      onChanged();
      return getValidityFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     */
    public com.google.rpc.StatusOrBuilder getValidityOrBuilder() {
      if (validityBuilder_ != null) {
        return validityBuilder_.getMessageOrBuilder();
      } else {
        return validity_ == null ? com.google.rpc.Status.getDefaultInstance() : validity_;
      }
    }
    /**
     *
     *
     * <pre>
     * Read-only description of how the alert policy is invalid. OK if the alert
     * policy is valid. If not OK, the alert policy will not generate incidents.
     * </pre>
     *
     * <code>.google.rpc.Status validity = 18;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.rpc.Status, com.google.rpc.Status.Builder, com.google.rpc.StatusOrBuilder>
        getValidityFieldBuilder() {
      if (validityBuilder_ == null) {
        validityBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.rpc.Status,
                com.google.rpc.Status.Builder,
                com.google.rpc.StatusOrBuilder>(getValidity(), getParentForChildren(), isClean());
        validity_ = null;
      }
      return validityBuilder_;
    }

    private com.google.protobuf.LazyStringList notificationChannels_ =
        com.google.protobuf.LazyStringArrayList.EMPTY;

    private void ensureNotificationChannelsIsMutable() {
      if (!((bitField0_ & 0x00000100) != 0)) {
        notificationChannels_ = new com.google.protobuf.LazyStringArrayList(notificationChannels_);
        bitField0_ |= 0x00000100;
      }
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @return A list containing the notificationChannels.
     */
    public com.google.protobuf.ProtocolStringList getNotificationChannelsList() {
      return notificationChannels_.getUnmodifiableView();
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @return The count of notificationChannels.
     */
    public int getNotificationChannelsCount() {
      return notificationChannels_.size();
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @param index The index of the element to return.
     * @return The notificationChannels at the given index.
     */
    public java.lang.String getNotificationChannels(int index) {
      return notificationChannels_.get(index);
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the notificationChannels at the given index.
     */
    public com.google.protobuf.ByteString getNotificationChannelsBytes(int index) {
      return notificationChannels_.getByteString(index);
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @param index The index to set the value at.
     * @param value The notificationChannels to set.
     * @return This builder for chaining.
     */
    public Builder setNotificationChannels(int index, java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureNotificationChannelsIsMutable();
      notificationChannels_.set(index, value);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @param value The notificationChannels to add.
     * @return This builder for chaining.
     */
    public Builder addNotificationChannels(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureNotificationChannelsIsMutable();
      notificationChannels_.add(value);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @param values The notificationChannels to add.
     * @return This builder for chaining.
     */
    public Builder addAllNotificationChannels(java.lang.Iterable<java.lang.String> values) {
      ensureNotificationChannelsIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(values, notificationChannels_);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearNotificationChannels() {
      notificationChannels_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000100);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The format of the entries in this field is:
     *     projects/[PROJECT_ID_OR_NUMBER]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     *
     * @param value The bytes of the notificationChannels to add.
     * @return This builder for chaining.
     */
    public Builder addNotificationChannelsBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      ensureNotificationChannelsIsMutable();
      notificationChannels_.add(value);
      onChanged();
      return this;
    }

    private com.google.monitoring.v3.MutationRecord creationRecord_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.MutationRecord,
            com.google.monitoring.v3.MutationRecord.Builder,
            com.google.monitoring.v3.MutationRecordOrBuilder>
        creationRecordBuilder_;
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     *
     * @return Whether the creationRecord field is set.
     */
    public boolean hasCreationRecord() {
      return ((bitField0_ & 0x00000200) != 0);
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     *
     * @return The creationRecord.
     */
    public com.google.monitoring.v3.MutationRecord getCreationRecord() {
      if (creationRecordBuilder_ == null) {
        return creationRecord_ == null
            ? com.google.monitoring.v3.MutationRecord.getDefaultInstance()
            : creationRecord_;
      } else {
        return creationRecordBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder setCreationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (creationRecordBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        creationRecord_ = value;
      } else {
        creationRecordBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000200;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder setCreationRecord(
        com.google.monitoring.v3.MutationRecord.Builder builderForValue) {
      if (creationRecordBuilder_ == null) {
        creationRecord_ = builderForValue.build();
      } else {
        creationRecordBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000200;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder mergeCreationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (creationRecordBuilder_ == null) {
        if (((bitField0_ & 0x00000200) != 0)
            && creationRecord_ != null
            && creationRecord_ != com.google.monitoring.v3.MutationRecord.getDefaultInstance()) {
          getCreationRecordBuilder().mergeFrom(value);
        } else {
          creationRecord_ = value;
        }
      } else {
        creationRecordBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000200;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder clearCreationRecord() {
      bitField0_ = (bitField0_ & ~0x00000200);
      creationRecord_ = null;
      if (creationRecordBuilder_ != null) {
        creationRecordBuilder_.dispose();
        creationRecordBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public com.google.monitoring.v3.MutationRecord.Builder getCreationRecordBuilder() {
      bitField0_ |= 0x00000200;
      onChanged();
      return getCreationRecordFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public com.google.monitoring.v3.MutationRecordOrBuilder getCreationRecordOrBuilder() {
      if (creationRecordBuilder_ != null) {
        return creationRecordBuilder_.getMessageOrBuilder();
      } else {
        return creationRecord_ == null
            ? com.google.monitoring.v3.MutationRecord.getDefaultInstance()
            : creationRecord_;
      }
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.MutationRecord,
            com.google.monitoring.v3.MutationRecord.Builder,
            com.google.monitoring.v3.MutationRecordOrBuilder>
        getCreationRecordFieldBuilder() {
      if (creationRecordBuilder_ == null) {
        creationRecordBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.MutationRecord,
                com.google.monitoring.v3.MutationRecord.Builder,
                com.google.monitoring.v3.MutationRecordOrBuilder>(
                getCreationRecord(), getParentForChildren(), isClean());
        creationRecord_ = null;
      }
      return creationRecordBuilder_;
    }

    private com.google.monitoring.v3.MutationRecord mutationRecord_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.MutationRecord,
            com.google.monitoring.v3.MutationRecord.Builder,
            com.google.monitoring.v3.MutationRecordOrBuilder>
        mutationRecordBuilder_;
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     *
     * @return Whether the mutationRecord field is set.
     */
    public boolean hasMutationRecord() {
      return ((bitField0_ & 0x00000400) != 0);
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     *
     * @return The mutationRecord.
     */
    public com.google.monitoring.v3.MutationRecord getMutationRecord() {
      if (mutationRecordBuilder_ == null) {
        return mutationRecord_ == null
            ? com.google.monitoring.v3.MutationRecord.getDefaultInstance()
            : mutationRecord_;
      } else {
        return mutationRecordBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder setMutationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (mutationRecordBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        mutationRecord_ = value;
      } else {
        mutationRecordBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000400;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder setMutationRecord(
        com.google.monitoring.v3.MutationRecord.Builder builderForValue) {
      if (mutationRecordBuilder_ == null) {
        mutationRecord_ = builderForValue.build();
      } else {
        mutationRecordBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000400;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder mergeMutationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (mutationRecordBuilder_ == null) {
        if (((bitField0_ & 0x00000400) != 0)
            && mutationRecord_ != null
            && mutationRecord_ != com.google.monitoring.v3.MutationRecord.getDefaultInstance()) {
          getMutationRecordBuilder().mergeFrom(value);
        } else {
          mutationRecord_ = value;
        }
      } else {
        mutationRecordBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000400;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder clearMutationRecord() {
      bitField0_ = (bitField0_ & ~0x00000400);
      mutationRecord_ = null;
      if (mutationRecordBuilder_ != null) {
        mutationRecordBuilder_.dispose();
        mutationRecordBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public com.google.monitoring.v3.MutationRecord.Builder getMutationRecordBuilder() {
      bitField0_ |= 0x00000400;
      onChanged();
      return getMutationRecordFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public com.google.monitoring.v3.MutationRecordOrBuilder getMutationRecordOrBuilder() {
      if (mutationRecordBuilder_ != null) {
        return mutationRecordBuilder_.getMessageOrBuilder();
      } else {
        return mutationRecord_ == null
            ? com.google.monitoring.v3.MutationRecord.getDefaultInstance()
            : mutationRecord_;
      }
    }
    /**
     *
     *
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.MutationRecord,
            com.google.monitoring.v3.MutationRecord.Builder,
            com.google.monitoring.v3.MutationRecordOrBuilder>
        getMutationRecordFieldBuilder() {
      if (mutationRecordBuilder_ == null) {
        mutationRecordBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.MutationRecord,
                com.google.monitoring.v3.MutationRecord.Builder,
                com.google.monitoring.v3.MutationRecordOrBuilder>(
                getMutationRecord(), getParentForChildren(), isClean());
        mutationRecord_ = null;
      }
      return mutationRecordBuilder_;
    }

    private com.google.monitoring.v3.AlertPolicy.AlertStrategy alertStrategy_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.AlertStrategy,
            com.google.monitoring.v3.AlertPolicy.AlertStrategy.Builder,
            com.google.monitoring.v3.AlertPolicy.AlertStrategyOrBuilder>
        alertStrategyBuilder_;
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     *
     * @return Whether the alertStrategy field is set.
     */
    public boolean hasAlertStrategy() {
      return ((bitField0_ & 0x00000800) != 0);
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     *
     * @return The alertStrategy.
     */
    public com.google.monitoring.v3.AlertPolicy.AlertStrategy getAlertStrategy() {
      if (alertStrategyBuilder_ == null) {
        return alertStrategy_ == null
            ? com.google.monitoring.v3.AlertPolicy.AlertStrategy.getDefaultInstance()
            : alertStrategy_;
      } else {
        return alertStrategyBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     */
    public Builder setAlertStrategy(com.google.monitoring.v3.AlertPolicy.AlertStrategy value) {
      if (alertStrategyBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        alertStrategy_ = value;
      } else {
        alertStrategyBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000800;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     */
    public Builder setAlertStrategy(
        com.google.monitoring.v3.AlertPolicy.AlertStrategy.Builder builderForValue) {
      if (alertStrategyBuilder_ == null) {
        alertStrategy_ = builderForValue.build();
      } else {
        alertStrategyBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000800;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     */
    public Builder mergeAlertStrategy(com.google.monitoring.v3.AlertPolicy.AlertStrategy value) {
      if (alertStrategyBuilder_ == null) {
        if (((bitField0_ & 0x00000800) != 0)
            && alertStrategy_ != null
            && alertStrategy_
                != com.google.monitoring.v3.AlertPolicy.AlertStrategy.getDefaultInstance()) {
          getAlertStrategyBuilder().mergeFrom(value);
        } else {
          alertStrategy_ = value;
        }
      } else {
        alertStrategyBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000800;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     */
    public Builder clearAlertStrategy() {
      bitField0_ = (bitField0_ & ~0x00000800);
      alertStrategy_ = null;
      if (alertStrategyBuilder_ != null) {
        alertStrategyBuilder_.dispose();
        alertStrategyBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.AlertStrategy.Builder getAlertStrategyBuilder() {
      bitField0_ |= 0x00000800;
      onChanged();
      return getAlertStrategyFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.AlertStrategyOrBuilder getAlertStrategyOrBuilder() {
      if (alertStrategyBuilder_ != null) {
        return alertStrategyBuilder_.getMessageOrBuilder();
      } else {
        return alertStrategy_ == null
            ? com.google.monitoring.v3.AlertPolicy.AlertStrategy.getDefaultInstance()
            : alertStrategy_;
      }
    }
    /**
     *
     *
     * <pre>
     * Control over how this alert policy's notification channels are notified.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.AlertStrategy alert_strategy = 21;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.AlertStrategy,
            com.google.monitoring.v3.AlertPolicy.AlertStrategy.Builder,
            com.google.monitoring.v3.AlertPolicy.AlertStrategyOrBuilder>
        getAlertStrategyFieldBuilder() {
      if (alertStrategyBuilder_ == null) {
        alertStrategyBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.AlertStrategy,
                com.google.monitoring.v3.AlertPolicy.AlertStrategy.Builder,
                com.google.monitoring.v3.AlertPolicy.AlertStrategyOrBuilder>(
                getAlertStrategy(), getParentForChildren(), isClean());
        alertStrategy_ = null;
      }
      return alertStrategyBuilder_;
    }

    @java.lang.Override
    public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }

    @java.lang.Override
    public final Builder mergeUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.mergeUnknownFields(unknownFields);
    }

    // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy)
  }

  // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy)
  private static final com.google.monitoring.v3.AlertPolicy DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy();
  }

  public static com.google.monitoring.v3.AlertPolicy getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<AlertPolicy> PARSER =
      new com.google.protobuf.AbstractParser<AlertPolicy>() {
        @java.lang.Override
        public AlertPolicy parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          Builder builder = newBuilder();
          try {
            builder.mergeFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.setUnfinishedMessage(builder.buildPartial());
          } catch (com.google.protobuf.UninitializedMessageException e) {
            throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
          } catch (java.io.IOException e) {
            throw new com.google.protobuf.InvalidProtocolBufferException(e)
                .setUnfinishedMessage(builder.buildPartial());
          }
          return builder.buildPartial();
        }
      };

  public static com.google.protobuf.Parser<AlertPolicy> parser() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.protobuf.Parser<AlertPolicy> getParserForType() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.monitoring.v3.AlertPolicy getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}