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.generator;
20
21 import java.nio.ByteBuffer;
22
23 import org.eclipse.jetty.spdy.ByteBufferPool;
24 import org.eclipse.jetty.spdy.frames.ControlFrame;
25 import org.eclipse.jetty.spdy.frames.NoOpFrame;
26
27 public class NoOpGenerator extends ControlFrameGenerator
28 {
29 public NoOpGenerator(ByteBufferPool bufferPool)
30 {
31 super(bufferPool);
32 }
33
34 @Override
35 public ByteBuffer generate(ControlFrame frame)
36 {
37 NoOpFrame noOp = (NoOpFrame)frame;
38
39 int frameBodyLength = 0;
40 int totalLength = ControlFrame.HEADER_LENGTH + frameBodyLength;
41 ByteBuffer buffer = getByteBufferPool().acquire(totalLength, true);
42 generateControlFrameHeader(noOp, frameBodyLength, buffer);
43
44 buffer.flip();
45 return buffer;
46 }
47 }