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1   /*
2    * Copyright 2012 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package io.netty.handler.codec.http;
17  
18  import io.netty.buffer.ByteBuf;
19  import io.netty.buffer.ByteBufHolder;
20  import io.netty.channel.ChannelPipeline;
21  
22  /**
23   * An HTTP chunk which is used for HTTP chunked transfer-encoding.
24   * {@link HttpObjectDecoder} generates {@link HttpContent} after
25   * {@link HttpMessage} when the content is large or the encoding of the content
26   * is 'chunked.  If you prefer not to receive {@link HttpContent} in your handler,
27   * place {@link HttpObjectAggregator} after {@link HttpObjectDecoder} in the
28   * {@link ChannelPipeline}.
29   */
30  public interface HttpContent extends HttpObject, ByteBufHolder {
31      @Override
32      HttpContent copy();
33  
34      @Override
35      HttpContent duplicate();
36  
37      @Override
38      HttpContent retainedDuplicate();
39  
40      @Override
41      HttpContent replace(ByteBuf content);
42  
43      @Override
44      HttpContent retain();
45  
46      @Override
47      HttpContent retain(int increment);
48  
49      @Override
50      HttpContent touch();
51  
52      @Override
53      HttpContent touch(Object hint);
54  }