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1   /***
2    *
3    * Copyright 2004 Protique Ltd
4    *
5    * Licensed under the Apache License, Version 2.0 (the "License");
6    * you may not use this file except in compliance with the License.
7    * You may obtain a copy of the License at
8    *
9    * http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   *
17   **/
18  
19  package org.codehaus.activemq.message;
20  import java.io.DataOutput;
21  import java.io.IOException;
22  
23  /***
24   * Writes a ConsumerInfo object to a Stream
25   */
26  public class WireFormatInfoWriter extends AbstractPacketWriter {
27      /***
28       * Return the type of Packet
29       * 
30       * @return integer representation of the type of Packet
31       */
32      public int getPacketType() {
33          return Packet.WIRE_FORMAT_INFO;
34      }
35  
36      /***
37       * Write a Packet instance to data output stream
38       * 
39       * @param packet the instance to be seralized
40       * @param dataOut the output stream
41       * @throws IOException thrown if an error occurs
42       */
43      public void writePacket(Packet packet, DataOutput dataOut) throws IOException {
44          super.writePacket(packet, dataOut);
45          WireFormatInfo info = (WireFormatInfo) packet;
46          dataOut.writeInt(info.getVersion());
47      }
48  }