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Java > Open Source Codes > com > caucho > jms > session > TopicSessionImpl


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.jms.session;
30
31 import javax.jms.JMSException JavaDoc;
32 import javax.jms.Topic JavaDoc;
33 import javax.jms.TopicPublisher JavaDoc;
34 import javax.jms.TopicSession JavaDoc;
35 import javax.jms.TopicSubscriber JavaDoc;
36
37 /**
38  * A sample topic session. Lets the client create topics, browsers, etc.
39  */
40 public class TopicSessionImpl extends SessionImpl implements TopicSession JavaDoc {
41   public TopicSessionImpl(ConnectionImpl conn,
42               boolean isTransacted, int ackMode)
43     throws JMSException JavaDoc
44   {
45     super(conn, isTransacted, ackMode);
46   }
47
48   /**
49    * Creates a TopicSender to send messages to a topic.
50    *
51    * @param topic the topic to send messages to.
52    */
53   public TopicPublisher JavaDoc createPublisher(Topic JavaDoc topic)
54     throws JMSException JavaDoc
55   {
56     checkOpen();
57
58     if (topic == null)
59       throw new NullPointerException JavaDoc();
60
61     return new TopicPublisherImpl(this, topic);
62   }
63
64   /**
65    * Creates a subscriber to receive messages.
66    *
67    * @param topic the topic to receive messages from.
68    */
69   public TopicSubscriber JavaDoc createSubscriber(Topic JavaDoc topic)
70     throws JMSException JavaDoc
71   {
72     checkOpen();
73     
74     return createSubscriber(topic, null, false);
75   }
76
77   /**
78    * Creates a subscriber to receive messages.
79    *
80    * @param topic the topic to receive messages from.
81    * @param messageSelector topic to restrict the messages.
82    * @param noLocal if true, don't receive messages we've sent
83    */
84   public TopicSubscriber JavaDoc createSubscriber(Topic JavaDoc topic,
85                                           String JavaDoc messageSelector,
86                                           boolean noLocal)
87     throws JMSException JavaDoc
88   {
89     return (TopicSubscriber JavaDoc) createConsumer(topic, messageSelector, noLocal);
90   }
91 }
92
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