1 /* 2 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/impl/HttpConnectionMetricsImpl.java $ 3 * $Revision: 548031 $ 4 * $Date: 2007-06-17 04:28:38 -0700 (Sun, 17 Jun 2007) $ 5 * 6 * ==================================================================== 7 * Licensed to the Apache Software Foundation (ASF) under one 8 * or more contributor license agreements. See the NOTICE file 9 * distributed with this work for additional information 10 * regarding copyright ownership. The ASF licenses this file 11 * to you under the Apache License, Version 2.0 (the 12 * "License"); you may not use this file except in compliance 13 * with the License. You may obtain a copy of the License at 14 * 15 * http://www.apache.org/licenses/LICENSE-2.0 16 * 17 * Unless required by applicable law or agreed to in writing, 18 * software distributed under the License is distributed on an 19 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 20 * KIND, either express or implied. See the License for the 21 * specific language governing permissions and limitations 22 * under the License. 23 * ==================================================================== 24 * 25 * This software consists of voluntary contributions made by many 26 * individuals on behalf of the Apache Software Foundation. For more 27 * information on the Apache Software Foundation, please see 28 * <http://www.apache.org/>. 29 * 30 */ 31 32 package org.apache.http.impl; 33 34 import java.util.HashMap; 35 import org.apache.http.HttpConnectionMetrics; 36 import org.apache.http.io.HttpTransportMetrics; 37 38 /** 39 * Implementation of the metrics interface. 40 */ 41 public class HttpConnectionMetricsImpl implements HttpConnectionMetrics { 42 43 public static final String REQUEST_COUNT = "http.request-count"; 44 public static final String RESPONSE_COUNT = "http.response-count"; 45 public static final String SENT_BYTES_COUNT = "http.sent-bytes-count"; 46 public static final String RECEIVED_BYTES_COUNT = "http.received-bytes-count"; 47 48 private final HttpTransportMetrics inTransportMetric; 49 private final HttpTransportMetrics outTransportMetric; 50 private long requestCount = 0; 51 private long responseCount = 0; 52 53 /** 54 * The cache map for all metrics values. 55 */ 56 private HashMap metricsCache; 57 HttpConnectionMetricsImpl( final HttpTransportMetrics inTransportMetric, final HttpTransportMetrics outTransportMetric)58 public HttpConnectionMetricsImpl( 59 final HttpTransportMetrics inTransportMetric, 60 final HttpTransportMetrics outTransportMetric) { 61 super(); 62 this.inTransportMetric = inTransportMetric; 63 this.outTransportMetric = outTransportMetric; 64 } 65 66 /* ------------------ Public interface method -------------------------- */ 67 getReceivedBytesCount()68 public long getReceivedBytesCount() { 69 if (this.inTransportMetric != null) { 70 return this.inTransportMetric.getBytesTransferred(); 71 } else { 72 return -1; 73 } 74 } 75 getSentBytesCount()76 public long getSentBytesCount() { 77 if (this.outTransportMetric != null) { 78 return this.outTransportMetric.getBytesTransferred(); 79 } else { 80 return -1; 81 } 82 } 83 getRequestCount()84 public long getRequestCount() { 85 return this.requestCount; 86 } 87 incrementRequestCount()88 public void incrementRequestCount() { 89 this.requestCount++; 90 } 91 getResponseCount()92 public long getResponseCount() { 93 return this.responseCount; 94 } 95 incrementResponseCount()96 public void incrementResponseCount() { 97 this.responseCount++; 98 } 99 getMetric(final String metricName)100 public Object getMetric(final String metricName) { 101 Object value = null; 102 if (this.metricsCache != null) { 103 value = this.metricsCache.get(metricName); 104 } 105 if (value == null) { 106 if (REQUEST_COUNT.equals(metricName)) { 107 value = new Long(requestCount); 108 } else if (RESPONSE_COUNT.equals(metricName)) { 109 value = new Long(responseCount); 110 } else if (RECEIVED_BYTES_COUNT.equals(metricName)) { 111 if (this.inTransportMetric != null) { 112 return new Long(this.inTransportMetric.getBytesTransferred()); 113 } else { 114 return null; 115 } 116 } else if (SENT_BYTES_COUNT.equals(metricName)) { 117 if (this.outTransportMetric != null) { 118 return new Long(this.outTransportMetric.getBytesTransferred()); 119 } else { 120 return null; 121 } 122 } 123 } 124 return value; 125 } 126 setMetric(final String metricName, Object obj)127 public void setMetric(final String metricName, Object obj) { 128 if (this.metricsCache == null) { 129 this.metricsCache = new HashMap(); 130 } 131 this.metricsCache.put(metricName, obj); 132 } 133 reset()134 public void reset() { 135 if (this.outTransportMetric != null) { 136 this.outTransportMetric.reset(); 137 } 138 if (this.inTransportMetric != null) { 139 this.inTransportMetric.reset(); 140 } 141 this.requestCount = 0; 142 this.responseCount = 0; 143 this.metricsCache = null; 144 } 145 146 } 147