Wed, 31 Dec 2014 07:22:50 +0100
Correct previous dual key logic pending first delivery installment.
michael@0 | 1 | /* |
michael@0 | 2 | * ==================================================================== |
michael@0 | 3 | * Licensed to the Apache Software Foundation (ASF) under one |
michael@0 | 4 | * or more contributor license agreements. See the NOTICE file |
michael@0 | 5 | * distributed with this work for additional information |
michael@0 | 6 | * regarding copyright ownership. The ASF licenses this file |
michael@0 | 7 | * to you under the Apache License, Version 2.0 (the |
michael@0 | 8 | * "License"); you may not use this file except in compliance |
michael@0 | 9 | * with the License. You may obtain a copy of the License at |
michael@0 | 10 | * |
michael@0 | 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
michael@0 | 12 | * |
michael@0 | 13 | * Unless required by applicable law or agreed to in writing, |
michael@0 | 14 | * software distributed under the License is distributed on an |
michael@0 | 15 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
michael@0 | 16 | * KIND, either express or implied. See the License for the |
michael@0 | 17 | * specific language governing permissions and limitations |
michael@0 | 18 | * under the License. |
michael@0 | 19 | * ==================================================================== |
michael@0 | 20 | * |
michael@0 | 21 | * This software consists of voluntary contributions made by many |
michael@0 | 22 | * individuals on behalf of the Apache Software Foundation. For more |
michael@0 | 23 | * information on the Apache Software Foundation, please see |
michael@0 | 24 | * <http://www.apache.org/>. |
michael@0 | 25 | * |
michael@0 | 26 | */ |
michael@0 | 27 | |
michael@0 | 28 | package ch.boye.httpclientandroidlib; |
michael@0 | 29 | |
michael@0 | 30 | import ch.boye.httpclientandroidlib.protocol.HttpContext; |
michael@0 | 31 | |
michael@0 | 32 | /** |
michael@0 | 33 | * Interface for deciding whether a connection can be re-used for |
michael@0 | 34 | * subsequent requests and should be kept alive. |
michael@0 | 35 | * <p> |
michael@0 | 36 | * Implementations of this interface must be thread-safe. Access to shared |
michael@0 | 37 | * data must be synchronized as methods of this interface may be executed |
michael@0 | 38 | * from multiple threads. |
michael@0 | 39 | * |
michael@0 | 40 | * @since 4.0 |
michael@0 | 41 | */ |
michael@0 | 42 | public interface ConnectionReuseStrategy { |
michael@0 | 43 | |
michael@0 | 44 | /** |
michael@0 | 45 | * Decides whether a connection can be kept open after a request. |
michael@0 | 46 | * If this method returns <code>false</code>, the caller MUST |
michael@0 | 47 | * close the connection to correctly comply with the HTTP protocol. |
michael@0 | 48 | * If it returns <code>true</code>, the caller SHOULD attempt to |
michael@0 | 49 | * keep the connection open for reuse with another request. |
michael@0 | 50 | * <br/> |
michael@0 | 51 | * One can use the HTTP context to retrieve additional objects that |
michael@0 | 52 | * may be relevant for the keep-alive strategy: the actual HTTP |
michael@0 | 53 | * connection, the original HTTP request, target host if known, |
michael@0 | 54 | * number of times the connection has been reused already and so on. |
michael@0 | 55 | * <br/> |
michael@0 | 56 | * If the connection is already closed, <code>false</code> is returned. |
michael@0 | 57 | * The stale connection check MUST NOT be triggered by a |
michael@0 | 58 | * connection reuse strategy. |
michael@0 | 59 | * |
michael@0 | 60 | * @param response |
michael@0 | 61 | * The last response received over that connection. |
michael@0 | 62 | * @param context the context in which the connection is being |
michael@0 | 63 | * used. |
michael@0 | 64 | * |
michael@0 | 65 | * @return <code>true</code> if the connection is allowed to be reused, or |
michael@0 | 66 | * <code>false</code> if it MUST NOT be reused |
michael@0 | 67 | */ |
michael@0 | 68 | boolean keepAlive(HttpResponse response, HttpContext context); |
michael@0 | 69 | |
michael@0 | 70 | } |