1 /* 2 * ==================================================================== 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * ==================================================================== 20 * 21 * This software consists of voluntary contributions made by many 22 * individuals on behalf of the Apache Software Foundation. For more 23 * information on the Apache Software Foundation, please see 24 * <http://www.apache.org/>. 25 * 26 */ 27 28 package org.apache.hc.core5.http; 29 30 /** 31 * The point of access to the statistics of an {@link HttpConnection}. 32 * 33 * @since 4.0 34 */ 35 public interface HttpConnectionMetrics { 36 37 /** 38 * Gets the number of requests transferred over the connection, 39 * 0 if not available. 40 */ 41 long getRequestCount(); 42 43 /** 44 * Gets the number of responses transferred over the connection, 45 * 0 if not available. 46 */ 47 long getResponseCount(); 48 49 /** 50 * Gets the number of bytes transferred over the connection, 51 * 0 if not available. 52 */ 53 long getSentBytesCount(); 54 55 /** 56 * Gets the number of bytes transferred over the connection, 57 * 0 if not available. 58 */ 59 long getReceivedBytesCount(); 60 61 }