1069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/* 2069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/impl/conn/DefaultHttpRoutePlanner.java $ 3069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Revision: 658785 $ 4069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Date: 2008-05-21 10:47:40 -0700 (Wed, 21 May 2008) $ 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.impl.conn; 33069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 34069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 35069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.net.InetAddress; 36069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 37069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpException; 38069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpHost; 39069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpRequest; 40069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.protocol.HttpContext; 41069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 42069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.conn.routing.HttpRoute; 43069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.conn.routing.HttpRoutePlanner; 44069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.conn.scheme.Scheme; 45069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.conn.scheme.SchemeRegistry; 46069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 47069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.conn.params.ConnRouteParams; 48069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 49069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 50069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/** 51069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * Default implementation of an {@link HttpRoutePlanner}. 52069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * This implementation is based on 53069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * {@link org.apache.http.conn.params.ConnRoutePNames parameters}. 54069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * It will not make use of any Java system properties, 55069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * nor of system or browser proxy settings. 56069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 57069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectpublic class DefaultHttpRoutePlanner implements HttpRoutePlanner { 58069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 59069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project /** The scheme registry. */ 60069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project protected SchemeRegistry schemeRegistry; 61069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 62069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 63069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project /** 64069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * Creates a new default route planner. 65069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 66069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @param schreg the scheme registry 67069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 68069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public DefaultHttpRoutePlanner(SchemeRegistry schreg) { 69069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (schreg == null) { 70069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException 71069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ("SchemeRegistry must not be null."); 72069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 73069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project schemeRegistry = schreg; 74069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 75069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 76069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 77069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // non-javadoc, see interface HttpRoutePlanner 78069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public HttpRoute determineRoute(HttpHost target, 79069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HttpRequest request, 80069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HttpContext context) 81069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throws HttpException { 82069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 83069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request == null) { 84069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalStateException 85069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ("Request must not be null."); 86069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 87069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 88069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // If we have a forced route, we can do without a target. 89069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HttpRoute route = 90069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ConnRouteParams.getForcedRoute(request.getParams()); 91069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (route != null) 92069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return route; 93069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 94069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // If we get here, there is no forced route. 95069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // So we need a target to compute a route. 96069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 97069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (target == null) { 98069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalStateException 99069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ("Target host must not be null."); 100069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 101069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 102069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final InetAddress local = 103069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ConnRouteParams.getLocalAddress(request.getParams()); 104069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final HttpHost proxy = 105069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ConnRouteParams.getDefaultProxy(request.getParams()); 106069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 107069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final Scheme schm = schemeRegistry.getScheme(target.getSchemeName()); 108069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // as it is typically used for TLS/SSL, we assume that 109069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // a layered scheme implies a secure connection 110069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final boolean secure = schm.isLayered(); 111069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 112069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (proxy == null) { 113069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project route = new HttpRoute(target, local, secure); 114069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 115069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project route = new HttpRoute(target, local, proxy, secure); 116069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 117069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return route; 118069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 119069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 120069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 121069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project} 122