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1   //
2   //  ========================================================================
3   //  Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
4   //  ------------------------------------------------------------------------
5   //  All rights reserved. This program and the accompanying materials
6   //  are made available under the terms of the Eclipse Public License v1.0
7   //  and Apache License v2.0 which accompanies this distribution.
8   //
9   //      The Eclipse Public License is available at
10  //      http://www.eclipse.org/legal/epl-v10.html
11  //
12  //      The Apache License v2.0 is available at
13  //      http://www.opensource.org/licenses/apache2.0.php
14  //
15  //  You may elect to redistribute this code under either of these licenses.
16  //  ========================================================================
17  //
18  
19  package org.eclipse.jetty.server;
20  
21  import java.nio.ByteBuffer;
22  
23  import javax.servlet.ReadListener;
24  
25  /**
26   * <p>An implementation of HttpInput using {@link ByteBuffer} as items.</p>
27   */
28  public class ByteBufferQueuedHttpInput extends QueuedHttpInput<ByteBuffer>
29  {
30      @Override
31      protected int remaining(ByteBuffer item)
32      {
33          return item.remaining();
34      }
35  
36      @Override
37      protected int get(ByteBuffer item, byte[] buffer, int offset, int length)
38      {
39          int l = Math.min(item.remaining(), length);
40          item.get(buffer, offset, l);
41          return l;
42      }
43      
44      @Override
45      protected void consume(ByteBuffer item, int length)
46      {
47          item.position(item.position()+length);
48      }
49  
50      @Override
51      protected void onContentConsumed(ByteBuffer item)
52      {
53      }
54  
55  }