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Java > Open Source Codes > deadMQueue > DMQWatcher


1 /*
2  * JORAM: Java(TM) Open Reliable Asynchronous Messaging
3  * Copyright (C) 2001 - ScalAgent Distributed Technologies
4  * Copyright (C) 1996 - Dyade
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19  * USA.
20  *
21  * Initial developer(s): Frederic Maistre (INRIA)
22  * Contributor(s):
23  */
24 package deadMQueue;
25
26 import javax.jms.*;
27 import javax.naming.*;
28
29 /**
30  * Listens to the dead message queues.
31  */
32 public class DMQWatcher
33 {
34   static Context ictx = null;
35
36   public static void main(String JavaDoc[] args) throws Exception JavaDoc
37   {
38     System.out.println();
39     System.out.println("Listens to the dead message queues...");
40
41     ictx = new InitialContext();
42     Queue userDmq = (Queue) ictx.lookup("userDmq");
43     Queue destDmq = (Queue) ictx.lookup("destDmq");
44     ConnectionFactory cf = (ConnectionFactory) ictx.lookup("cnxFact");
45     ictx.close();
46
47     Connection cnx = cf.createConnection("dmq", "dmq");
48
49     Session session = cnx.createSession(true, 0);
50     MessageConsumer userWatcher = session.createConsumer(userDmq);
51     MessageConsumer destWatcher = session.createConsumer(destDmq);
52     userWatcher.setMessageListener(new DMQListener("User DMQ"));
53     destWatcher.setMessageListener(new DMQListener("Dest DMQ"));
54
55     cnx.start();
56
57     System.in.read();
58     cnx.close();
59   }
60 }
61
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