1 /* 2 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/impl/entity/EntitySerializer.java $ 3 * $Revision: 560343 $ 4 * $Date: 2007-07-27 11:18:19 -0700 (Fri, 27 Jul 2007) $ 5 * 6 * ==================================================================== 7 * Licensed to the Apache Software Foundation (ASF) under one 8 * or more contributor license agreements. See the NOTICE file 9 * distributed with this work for additional information 10 * regarding copyright ownership. The ASF licenses this file 11 * to you under the Apache License, Version 2.0 (the 12 * "License"); you may not use this file except in compliance 13 * with the License. You may obtain a copy of the License at 14 * 15 * http://www.apache.org/licenses/LICENSE-2.0 16 * 17 * Unless required by applicable law or agreed to in writing, 18 * software distributed under the License is distributed on an 19 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 20 * KIND, either express or implied. See the License for the 21 * specific language governing permissions and limitations 22 * under the License. 23 * ==================================================================== 24 * 25 * This software consists of voluntary contributions made by many 26 * individuals on behalf of the Apache Software Foundation. For more 27 * information on the Apache Software Foundation, please see 28 * <http://www.apache.org/>. 29 * 30 */ 31 32 package org.apache.http.impl.entity; 33 34 import java.io.IOException; 35 import java.io.OutputStream; 36 37 import org.apache.http.HttpEntity; 38 import org.apache.http.HttpException; 39 import org.apache.http.HttpMessage; 40 import org.apache.http.entity.ContentLengthStrategy; 41 import org.apache.http.impl.io.ChunkedOutputStream; 42 import org.apache.http.impl.io.ContentLengthOutputStream; 43 import org.apache.http.impl.io.IdentityOutputStream; 44 import org.apache.http.io.SessionOutputBuffer; 45 46 /** 47 * Default implementation of an entity serializer. 48 * <p> 49 * This entity serializer currently supports only "chunked" and "identitiy" transfer-coding</a> 50 * </p> 51 * 52 * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 53 * 54 * @version $Revision: 560343 $ 55 * 56 * @since 4.0 57 * 58 * @deprecated Please use {@link java.net.URL#openConnection} instead. 59 * Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a> 60 * for further details. 61 */ 62 @Deprecated 63 public class EntitySerializer { 64 65 private final ContentLengthStrategy lenStrategy; 66 EntitySerializer(final ContentLengthStrategy lenStrategy)67 public EntitySerializer(final ContentLengthStrategy lenStrategy) { 68 super(); 69 if (lenStrategy == null) { 70 throw new IllegalArgumentException("Content length strategy may not be null"); 71 } 72 this.lenStrategy = lenStrategy; 73 } 74 doSerialize( final SessionOutputBuffer outbuffer, final HttpMessage message)75 protected OutputStream doSerialize( 76 final SessionOutputBuffer outbuffer, 77 final HttpMessage message) throws HttpException, IOException { 78 long len = this.lenStrategy.determineLength(message); 79 if (len == ContentLengthStrategy.CHUNKED) { 80 return new ChunkedOutputStream(outbuffer); 81 } else if (len == ContentLengthStrategy.IDENTITY) { 82 return new IdentityOutputStream(outbuffer); 83 } else { 84 return new ContentLengthOutputStream(outbuffer, len); 85 } 86 } 87 serialize( final SessionOutputBuffer outbuffer, final HttpMessage message, final HttpEntity entity)88 public void serialize( 89 final SessionOutputBuffer outbuffer, 90 final HttpMessage message, 91 final HttpEntity entity) throws HttpException, IOException { 92 if (outbuffer == null) { 93 throw new IllegalArgumentException("Session output buffer may not be null"); 94 } 95 if (message == null) { 96 throw new IllegalArgumentException("HTTP message may not be null"); 97 } 98 if (entity == null) { 99 throw new IllegalArgumentException("HTTP entity may not be null"); 100 } 101 OutputStream outstream = doSerialize(outbuffer, message); 102 entity.writeTo(outstream); 103 outstream.close(); 104 } 105 106 } 107