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/client/protocol/RequestTargetAuthentication.java $ 3069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Revision: 673450 $ 4069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Date: 2008-07-02 10:35:05 -0700 (Wed, 02 Jul 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.client.protocol; 33069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 34069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.io.IOException; 35069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 36069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.commons.logging.Log; 37069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.commons.logging.LogFactory; 38069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpException; 39069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpRequest; 40069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpRequestInterceptor; 41069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.auth.AUTH; 42069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.auth.AuthScheme; 43069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.auth.AuthState; 44069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.auth.AuthenticationException; 45069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.auth.Credentials; 46069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.protocol.HttpContext; 47069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 48069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/** 49069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 50069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 51069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @version $Revision: 673450 $ 52069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 53069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @since 4.0 54d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * 55d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * @deprecated Please use {@link java.net.URL#openConnection} instead. 56d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a> 57d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * for further details. 58069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 59d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath@Deprecated 60069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectpublic class RequestTargetAuthentication implements HttpRequestInterceptor { 61069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 62069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project private final Log log = LogFactory.getLog(getClass()); 63069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 64069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public RequestTargetAuthentication() { 65069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project super(); 66069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 67069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 68069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public void process(final HttpRequest request, final HttpContext context) 69069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throws HttpException, IOException { 70069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request == null) { 71069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException("HTTP request may not be null"); 72069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 73069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (context == null) { 74069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException("HTTP context may not be null"); 75069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 76069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 77069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request.containsHeader(AUTH.WWW_AUTH_RESP)) { 78069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return; 79069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 80069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 81069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // Obtain authentication state 82069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project AuthState authState = (AuthState) context.getAttribute( 83069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ClientContext.TARGET_AUTH_STATE); 84069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (authState == null) { 85069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return; 86069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 87069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 88069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project AuthScheme authScheme = authState.getAuthScheme(); 89069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (authScheme == null) { 90069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return; 91069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 92069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 93069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project Credentials creds = authState.getCredentials(); 94069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (creds == null) { 95069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.log.debug("User credentials not available"); 96069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return; 97069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 98069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 99069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (authState.getAuthScope() != null || !authScheme.isConnectionBased()) { 100069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project try { 101069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project request.addHeader(authScheme.authenticate(creds, request)); 102069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } catch (AuthenticationException ex) { 103069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.log.isErrorEnabled()) { 104069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.log.error("Authentication error: " + ex.getMessage()); 105069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 106069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 107069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 108069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 109069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 110069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project} 111