/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package io.netty.handler.codec.http;

import io.netty.channel.embedded.EmbeddedChannel;
import io.netty.handler.codec.compression.ZlibCodecFactory;
import io.netty.handler.codec.compression.ZlibWrapper;

/**
 * Decompresses an {@link HttpMessage} and an {@link HttpContent} compressed in
 * {@code gzip} or {@code deflate} encoding.  For more information on how this
 * handler modifies the message, please refer to {@link HttpContentDecoder}.
 */
public class HttpContentDecompressor extends HttpContentDecoder {
    @Override
    protected EmbeddedChannel newContentDecoder(String contentEncoding) throws Exception {
        if ("gzip".equalsIgnoreCase(contentEncoding) || "x-gzip".equalsIgnoreCase(contentEncoding)) {
            return new EmbeddedChannel(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));
        }
        if ("deflate".equalsIgnoreCase(contentEncoding) || "x-deflate".equalsIgnoreCase(contentEncoding)) {
            // To be strict, 'deflate' means ZLIB, but some servers were not implemented correctly.
            return new EmbeddedChannel(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.ZLIB_OR_NONE));
        }

        // 'identity' or unsupported
        return null;
    }
}

@@ -1142,16 +1142,524 @@
 coder %7B%0A
+%0A    private final boolean strict;%0A%0A    /**%0A     * Create a new %7B@link HttpContentDecompressor%7D in non-strict mode.%0A     */%0A    public HttpContentDecompressor() %7B%0A        this(false);%0A    %7D%0A%0A    /**%0A     * Create a new %7B@link HttpContentDecompressor%7D.%0A     *%0A     * @param strict    if %7B@code true%7D use strict handling of deflate if used, otherwise handle it in a%0A     *                  more lenient fashion.%0A     */%0A    public HttpContentDecompressor(boolean strict) %7B%0A        this.strict = strict;%0A    %7D%0A%0A
     @Ove
@@ -2058,32 +2058,224 @@
 entEncoding)) %7B%0A
+            ZlibWrapper wrapper;%0A            if (strict) %7B%0A                wrapper = ZlibWrapper.ZLIB;%0A            %7D   else %7B%0A                wrapper = ZlibWrapper.ZLIB_OR_NONE;%0A            %7D%0A
             // T
@@ -2433,32 +2433,15 @@
 der(
-ZlibW
+w
 rapper
-.ZLIB_OR_NONE
 ));%0A

Allow to use HttpContentDecompressor in strict mode