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/RequestContent.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 Project 36069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpEntity; 37069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpEntityEnclosingRequest; 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.HttpVersion; 42069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.ProtocolVersion; 43069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.ProtocolException; 44069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 45069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/** 46069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * A request interceptor that decides about the transport encoding. 47069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 48069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 49069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 50069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @version $Revision: 573864 $ 51069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 52069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @since 4.0 53d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * 54d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * @deprecated Please use {@link java.net.URL#openConnection} instead. 55d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a> 56d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath * for further details. 57069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 58d42abb2fd917184764daf22f5f299e848b8701d7Narayan Kamath@Deprecated 59069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectpublic class RequestContent implements HttpRequestInterceptor { 60069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 61069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public RequestContent() { 62069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project super(); 63069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 64069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 65069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public void process(final HttpRequest request, final HttpContext context) 66069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throws HttpException, IOException { 67069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request == null) { 68069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException("HTTP request may not be null"); 69069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 70069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request instanceof HttpEntityEnclosingRequest) { 71069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request.containsHeader(HTTP.TRANSFER_ENCODING)) { 72069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new ProtocolException("Transfer-encoding header already present"); 73069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 74069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (request.containsHeader(HTTP.CONTENT_LEN)) { 75069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new ProtocolException("Content-Length header already present"); 76069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 77069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project ProtocolVersion ver = request.getRequestLine().getProtocolVersion(); 78069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HttpEntity entity = ((HttpEntityEnclosingRequest)request).getEntity(); 79069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (entity == null) { 80069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project request.addHeader(HTTP.CONTENT_LEN, "0"); 81069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return; 82069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 83069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // Must specify a transfer encoding or a content length 84069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (entity.isChunked() || entity.getContentLength() < 0) { 85069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (ver.lessEquals(HttpVersion.HTTP_1_0)) { 86069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new ProtocolException( 87069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project "Chunked transfer encoding not allowed for " + ver); 88069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 89069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project request.addHeader(HTTP.TRANSFER_ENCODING, HTTP.CHUNK_CODING); 90069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 91069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project request.addHeader(HTTP.CONTENT_LEN, Long.toString(entity.getContentLength())); 92069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 93069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // Specify a content type if known 94069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (entity.getContentType() != null && !request.containsHeader( 95069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HTTP.CONTENT_TYPE )) { 96069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project request.addHeader(entity.getContentType()); 97069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 98069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // Specify a content encoding if known 99069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (entity.getContentEncoding() != null && !request.containsHeader( 100069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project HTTP.CONTENT_ENCODING)) { 101069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project request.addHeader(entity.getContentEncoding()); 102069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 103069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 104069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 105069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 106069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project} 107