KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > jboss > mq > il > uil2 > msgs > SubscribeMsg


1 /*
2 * JBoss, Home of Professional Open Source
3 * Copyright 2005, JBoss Inc., and individual contributors as indicated
4 * by the @authors tag. See the copyright.txt in the distribution for a
5 * full listing of individual contributors.
6 *
7 * This is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU Lesser General Public License as
9 * published by the Free Software Foundation; either version 2.1 of
10 * the License, or (at your option) any later version.
11 *
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this software; if not, write to the Free
19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21 */
22 package org.jboss.mq.il.uil2.msgs;
23
24 import java.io.IOException JavaDoc;
25 import java.io.ObjectInputStream JavaDoc;
26 import java.io.ObjectOutputStream JavaDoc;
27
28 import org.jboss.mq.Subscription;
29
30 /**
31  * @author Scott.Stark@jboss.org
32  * @version $Revision: 37459 $
33  */
34 public class SubscribeMsg extends BaseMsg
35 {
36    private Subscription sub;
37
38    public SubscribeMsg()
39    {
40       this(null);
41    }
42    public SubscribeMsg(Subscription sub)
43    {
44       super(MsgTypes.m_subscribe);
45       this.sub = sub;
46    }
47
48    public Subscription getSubscription()
49    {
50       return sub;
51    }
52
53    public void trimReply()
54    {
55       sub = null;
56    }
57
58    public void write(ObjectOutputStream JavaDoc out) throws IOException JavaDoc
59    {
60       super.write(out);
61       int hasSub = sub != null ? 1 : 0;
62       out.writeByte(hasSub);
63       if (hasSub == 1)
64          out.writeObject(sub);
65    }
66    public void read(ObjectInputStream JavaDoc in) throws IOException JavaDoc, ClassNotFoundException JavaDoc
67    {
68       super.read(in);
69       int hasSub = in.readByte();
70       if (hasSub == 1)
71          sub = (Subscription) in.readObject();
72    }
73 }
74
Popular Tags