001/* 002 * ==================================================================== 003 * Licensed to the Apache Software Foundation (ASF) under one 004 * or more contributor license agreements. See the NOTICE file 005 * distributed with this work for additional information 006 * regarding copyright ownership. The ASF licenses this file 007 * to you under the Apache License, Version 2.0 (the 008 * "License"); you may not use this file except in compliance 009 * with the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, 014 * software distributed under the License is distributed on an 015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 016 * KIND, either express or implied. See the License for the 017 * specific language governing permissions and limitations 018 * under the License. 019 * ==================================================================== 020 * 021 * This software consists of voluntary contributions made by many 022 * individuals on behalf of the Apache Software Foundation. For more 023 * information on the Apache Software Foundation, please see 024 * <http://www.apache.org/>. 025 * 026 */ 027package org.apache.http.client.entity; 028 029import java.io.IOException; 030import java.io.InputStream; 031 032import org.apache.http.HttpEntity; 033 034/** 035 * {@link org.apache.http.entity.HttpEntityWrapper} responsible for handling 036 * deflate Content Coded responses. In RFC2616 terms, {@code deflate} 037 * means a {@code zlib} stream as defined in RFC1950. Some server 038 * implementations have misinterpreted RFC2616 to mean that a 039 * {@code deflate} stream as defined in RFC1951 should be used 040 * (or maybe they did that since that's how IE behaves?). It's confusing 041 * that {@code deflate} in HTTP 1.1 means {@code zlib} streams 042 * rather than {@code deflate} streams. We handle both types in here, 043 * since that's what is seen on the internet. Moral - prefer 044 * {@code gzip}! 045 * 046 * @see GzipDecompressingEntity 047 * 048 * @since 4.1 049 */ 050public class DeflateDecompressingEntity extends DecompressingEntity { 051 052 /** 053 * Creates a new {@link DeflateDecompressingEntity} which will wrap the specified 054 * {@link HttpEntity}. 055 * 056 * @param entity 057 * a non-null {@link HttpEntity} to be wrapped 058 */ 059 public DeflateDecompressingEntity(final HttpEntity entity) { 060 super(entity, new InputStreamFactory() { 061 062 @Override 063 public InputStream create(final InputStream instream) throws IOException { 064 return new DeflateInputStream(instream); 065 } 066 067 }); 068 } 069 070}