1 /* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.providers.contacts.util; 18 19 import android.os.SystemClock; 20 import android.util.StatsEvent; 21 import android.util.StatsLog; 22 23 public class LogUtils { 24 // Keep in sync with ContactsProviderStatus#ResultType in 25 // frameworks/proto_logging/stats/atoms.proto file. 26 public interface ResultType { 27 int SUCCESS = 1; 28 int FAIL = 2; 29 int ILLEGAL_ARGUMENT = 3; 30 int UNSUPPORTED_OPERATION = 4; 31 } 32 33 // Keep in sync with ContactsProviderStatus#ApiType in 34 // frameworks/proto_logging/stats/atoms.proto file. 35 public interface ApiType { 36 int QUERY = 1; 37 int INSERT = 2; 38 int UPDATE = 3; 39 int DELETE = 4; 40 } 41 42 // Keep in sync with ContactsProviderStatus#TaskType in 43 // frameworks/proto_logging/stats/atoms.proto file. 44 public interface TaskType { 45 int DANGLING_CONTACTS_CLEANUP_TASK = 1; 46 } 47 48 // Keep in sync with ContactsProviderStatus#CallerType in 49 // frameworks/proto_logging/stats/atoms.proto file. 50 public interface CallerType { 51 int CALLER_IS_SYNC_ADAPTER = 1; 52 int CALLER_IS_NOT_SYNC_ADAPTER = 2; 53 } 54 55 private static final int STATSD_LOG_ATOM_ID = 301; 56 57 58 // The write methods must be called in the same order as the order of fields in the 59 // atom (frameworks/proto_logging/stats/atoms.proto) definition. log(LogFields logFields)60 public static void log(LogFields logFields) { 61 StatsLog.write(StatsEvent.newBuilder() 62 .setAtomId(STATSD_LOG_ATOM_ID) 63 .writeInt(logFields.getApiType()) 64 .writeInt(logFields.getUriType()) 65 .writeInt(getCallerType(logFields.isCallerIsSyncAdapter())) 66 .writeInt(getResultType(logFields.getException())) 67 .writeInt(logFields.getResultCount()) 68 .writeLong(getLatencyMicros(logFields.getStartNanos())) 69 .writeInt(logFields.getTaskType()) 70 .usePooledBuffer() 71 .build()); 72 } 73 getCallerType(boolean callerIsSyncAdapter)74 private static int getCallerType(boolean callerIsSyncAdapter) { 75 return callerIsSyncAdapter 76 ? CallerType.CALLER_IS_SYNC_ADAPTER : CallerType.CALLER_IS_NOT_SYNC_ADAPTER; 77 } 78 getResultType(Exception exception)79 private static int getResultType(Exception exception) { 80 if (exception == null) { 81 return ResultType.SUCCESS; 82 } else if (exception instanceof IllegalArgumentException) { 83 return ResultType.ILLEGAL_ARGUMENT; 84 } else if (exception instanceof UnsupportedOperationException) { 85 return ResultType.UNSUPPORTED_OPERATION; 86 } else { 87 return ResultType.FAIL; 88 } 89 } 90 getLatencyMicros(long startNanos)91 private static long getLatencyMicros(long startNanos) { 92 return (SystemClock.elapsedRealtimeNanos() - startNanos) / 1000; 93 } 94 } 95 96 97