1069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/* 2069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/protocol/RequestTargetHost.java $ 3069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Revision: 573864 $ 4069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Date: 2007-09-08 08:53:25 -0700 (Sat, 08 Sep 2007) $ 5069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 6069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * ==================================================================== 7069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one 8069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * or more contributor license agreements. See the NOTICE file 9069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * distributed with this work for additional information 10069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * regarding copyright ownership. The ASF licenses this file 11069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * to you under the Apache License, Version 2.0 (the 12069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * "License"); you may not use this file except in compliance 13069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * with the License. You may obtain a copy of the License at 14069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 15069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 16069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 17069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * Unless required by applicable law or agreed to in writing, 18069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * software distributed under the License is distributed on an 19069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 20069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * KIND, either express or implied. See the License for the 21069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * specific language governing permissions and limitations 22069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * under the License. 23069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * ==================================================================== 24069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 25069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * This software consists of voluntary contributions made by many 26069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * individuals on behalf of the Apache Software Foundation. For more 27069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * information on the Apache Software Foundation, please see 28069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * <http://www.apache.org/>. 29069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 30069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 31069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 32069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectpackage org.apache.http.protocol; 33069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 34069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.io.IOException; 35069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.net.InetAddress; 36069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 37069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpConnection; 38069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpException; 39069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpHost; 40069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpInetConnection; 41069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpRequest; 42069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpRequestInterceptor; 43069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpVersion; 44069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.ProtocolVersion; 45069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.ProtocolException; 46069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 47069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/** 48069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * A request interceptor that sets the Host header for HTTP/1.1 requests. 49069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 50069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 51069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 52069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @version $Revision: 573864 $ 53069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 54069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @since 4.0 55d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * 56d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * @deprecated Please use {@link java.net.URL#openConnection} instead. 57d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a> 58d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * for further details. 59069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 60d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath@Deprecated 61069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectpublic class RequestTargetHost implements HttpRequestInterceptor { 62069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 63069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public RequestTargetHost() { 64069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project super(); 65069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 66069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 67069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public void process(final HttpRequest request, final HttpContext context) 68069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throws HttpException, IOException { 69069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request == null) { 70069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException("HTTP request may not be null"); 71069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 72069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (context == null) { 73069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException("HTTP context may not be null"); 74069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 75069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (!request.containsHeader(HTTP.TARGET_HOST)) { 76069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HttpHost targethost = (HttpHost) context 77069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project .getAttribute(ExecutionContext.HTTP_TARGET_HOST); 78069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (targethost == null) { 79069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HttpConnection conn = (HttpConnection) context 80069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project .getAttribute(ExecutionContext.HTTP_CONNECTION); 81069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (conn instanceof HttpInetConnection) { 82069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // Populate the context with a default HTTP host based on the 83069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // inet address of the target host 84069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project InetAddress address = ((HttpInetConnection) conn).getRemoteAddress(); 85069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project int port = ((HttpInetConnection) conn).getRemotePort(); 86069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (address != null) { 87069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project targethost = new HttpHost(address.getHostName(), port); 88069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 89069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 90069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (targethost == null) { 91069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ProtocolVersion ver = request.getRequestLine().getProtocolVersion(); 92069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (ver.lessEquals(HttpVersion.HTTP_1_0)) { 93069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return; 94069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 95069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new ProtocolException("Target host missing"); 96069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 97069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 98069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 99069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project request.addHeader(HTTP.TARGET_HOST, targethost.toHostString()); 100069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 101069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 102069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 103069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project} 104