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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.spdy.frames;
20  
21  import org.eclipse.jetty.spdy.api.DataInfo;
22  
23  public class DataFrame
24  {
25      public static final int HEADER_LENGTH = 8;
26  
27      private final int streamId;
28      private final byte flags;
29      private final int length;
30  
31      public DataFrame(int streamId, byte flags, int length)
32      {
33          this.streamId = streamId;
34          this.flags = flags;
35          this.length = length;
36      }
37  
38      public int getStreamId()
39      {
40          return streamId;
41      }
42  
43      public byte getFlags()
44      {
45          return flags;
46      }
47  
48      public int getLength()
49      {
50          return length;
51      }
52  
53      public boolean isClose()
54      {
55          return (flags & DataInfo.FLAG_CLOSE) == DataInfo.FLAG_CLOSE;
56      }
57  
58      @Override
59      public String toString()
60      {
61          return String.format("DATA frame stream=%d length=%d close=%b", getStreamId(), getLength(), isClose());
62      }
63  }