01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * 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;
25: import java.io.ObjectInputStream;
26: import java.io.ObjectOutputStream;
27:
28: import org.jboss.mq.Subscription;
29:
30: /**
31: * @author Scott.Stark@jboss.org
32: * @version $Revision: 57198 $
33: */
34: public class SubscribeMsg extends BaseMsg {
35: private Subscription sub;
36:
37: public SubscribeMsg() {
38: this (null);
39: }
40:
41: public SubscribeMsg(Subscription sub) {
42: super (MsgTypes.m_subscribe);
43: this .sub = sub;
44: }
45:
46: public Subscription getSubscription() {
47: return sub;
48: }
49:
50: public void trimReply() {
51: sub = null;
52: }
53:
54: public void write(ObjectOutputStream out) throws IOException {
55: super .write(out);
56: int hasSub = sub != null ? 1 : 0;
57: out.writeByte(hasSub);
58: if (hasSub == 1)
59: out.writeObject(sub);
60: }
61:
62: public void read(ObjectInputStream in) throws IOException,
63: ClassNotFoundException {
64: super .read(in);
65: int hasSub = in.readByte();
66: if (hasSub == 1)
67: sub = (Subscription) in.readObject();
68: }
69: }
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