1 /* 2 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/ConnectionReuseStrategy.java $ 3 * $Revision: 496070 $ 4 * $Date: 2007-01-14 04:18:34 -0800 (Sun, 14 Jan 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; 33 34 import org.apache.http.protocol.HttpContext; 35 36 /** 37 * Interface for deciding whether a connection should be kept alive. 38 * 39 * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 40 * 41 * 42 * <!-- empty lines above to avoid 'svn diff' context problems --> 43 * @version $Revision: 496070 $ 44 * 45 * @since 4.0 46 * 47 * @deprecated Please use {@link java.net.URL#openConnection} instead. 48 * Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a> 49 * for further details. 50 */ 51 @Deprecated 52 public interface ConnectionReuseStrategy { 53 54 /** 55 * Decides whether a connection can be kept open after a request. 56 * If this method returns <code>false</code>, the caller MUST 57 * close the connection to correctly implement the HTTP protocol. 58 * If it returns <code>true</code>, the caller SHOULD attempt to 59 * keep the connection open for reuse with another request. 60 * <br/> 61 * One can use the HTTP context to retrieve additional objects that 62 * may be relevant for the keep-alive strategy: the actual HTTP 63 * connection, the original HTTP request, target host if known, 64 * number of times the connection has been reused already and so on. 65 * <br/> 66 * If the connection is already closed, <code>false</code> is returned. 67 * The stale connection check MUST NOT be triggered by a 68 * connection reuse strategy. 69 * 70 * @param response 71 * The last response received over that connection. 72 * @param context the context in which the connection is being 73 * used. 74 * 75 * @return <code>true</code> if the connection is allowed to be reused, or 76 * <code>false</code> if it MUST NOT be reused 77 */ keepAlive(HttpResponse response, HttpContext context)78 boolean keepAlive(HttpResponse response, HttpContext context); 79 80 } 81