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Java > Open Source Codes > org > exolab > jms > client > JmsTopicConnection


1 /**
2  * Redistribution and use of this software and associated documentation
3  * ("Software"), with or without modification, are permitted provided
4  * that the following conditions are met:
5  *
6  * 1. Redistributions of source code must retain copyright
7  * statements and notices. Redistributions must also contain a
8  * copy of this document.
9  *
10  * 2. Redistributions in binary form must reproduce the
11  * above copyright notice, this list of conditions and the
12  * following disclaimer in the documentation and/or other
13  * materials provided with the distribution.
14  *
15  * 3. The name "Exolab" must not be used to endorse or promote
16  * products derived from this Software without prior written
17  * permission of Exoffice Technologies. For written permission,
18  * please contact info@exolab.org.
19  *
20  * 4. Products derived from this Software may not be called "Exolab"
21  * nor may "Exolab" appear in their names without prior written
22  * permission of Exoffice Technologies. Exolab is a registered
23  * trademark of Exoffice Technologies.
24  *
25  * 5. Due credit should be given to the Exolab Project
26  * (http://www.exolab.org/).
27  *
28  * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32  * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39  * OF THE POSSIBILITY OF SUCH DAMAGE.
40  *
41  * Copyright 2000-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
42  *
43  * $Id: JmsTopicConnection.java,v 1.2 2005/03/18 03:36:37 tanderson Exp $
44  */
45 package org.exolab.jms.client;
46
47 import javax.jms.ConnectionConsumer JavaDoc;
48 import javax.jms.InvalidSelectorException JavaDoc;
49 import javax.jms.JMSException JavaDoc;
50 import javax.jms.ServerSessionPool JavaDoc;
51 import javax.jms.Topic JavaDoc;
52 import javax.jms.TopicConnection JavaDoc;
53 import javax.jms.TopicSession JavaDoc;
54
55
56 /**
57  * Client implementation of the <code>javax.jms.TopicConnection</code>
58  * interface.
59  *
60  * @author <a HREF="mailto:jima@comware.com.au">Jim Alateras</a>
61  * @author <a HREF="mailto:tma@netspace.net.au">Tim Anderson</a>
62  * @version $Revision: 1.2 $ $Date: 2005/03/18 03:36:37 $
63  */
64 class JmsTopicConnection extends JmsConnection implements TopicConnection JavaDoc {
65
66     /**
67      * Construct a new <code>JmsTopicConnection</code>.
68      * <p/>
69      * This attempts to establish a connection to the JMS server
70      *
71      * @param factory the connection factory responsible for creating this
72      * @param clientID the pre-configured client identifier. May be
73      * <code>null</code>
74      * @param username the client username
75      * @param password the client password
76      * @throws JMSException if a connection cannot be established
77      */
78     public JmsTopicConnection(JmsConnectionFactory factory, String JavaDoc clientID,
79                               String JavaDoc username, String JavaDoc password)
80             throws JMSException JavaDoc {
81         super(factory, clientID, username, password);
82     }
83
84     /**
85      * Create a new topic session.
86      *
87      * @param transacted if <code>true</code>, the session is transacted.
88      * @param ackMode indicates whether the consumer or the client will
89      * acknowledge any messages it receives. This parameter
90      * will be ignored if the session is transacted. Legal
91      * values are <code>Session.AUTO_ACKNOWLEDGE</code>,
92      * <code>Session.CLIENT_ACKNOWLEDGE</code> and
93      * <code>Session.DUPS_OK_ACKNOWLEDGE</code>.
94      * @return the new topic session
95      * @throws JMSException if the session cannot be created
96      */
97     public TopicSession JavaDoc createTopicSession(boolean transacted, int ackMode)
98             throws JMSException JavaDoc {
99
100         ensureOpen();
101         setModified();
102
103         JmsTopicSession session = null;
104
105         session = new JmsTopicSession(this, transacted, ackMode);
106         if (!isStopped()) {
107             session.start();
108         }
109
110         // add it to the list of managed sessions for this connection
111 addSession(session);
112
113         return session;
114     }
115
116     /**
117      * Create a connection consumer for this connection.
118      *
119      * @param topic the topic to access
120      * @param selector the message selector. May be <code>null</code>
121      * @param pool the server session pool to associate with the
122      * consumer
123      * @param maxMessages the maximum number of messages that can be assigned to
124      * a server session at one time
125      * @return the new connection consumer
126      * @throws InvalidSelectorException if the message selector is invalid
127      * @throws JMSException if the connection consumer cannot be
128      * created
129      */
130     public ConnectionConsumer JavaDoc createConnectionConsumer(Topic JavaDoc topic,
131                                                        String JavaDoc selector,
132                                                        ServerSessionPool JavaDoc pool,
133                                                        int maxMessages)
134             throws JMSException JavaDoc {
135         return super.createConnectionConsumer(topic, selector, pool,
136                                               maxMessages);
137     }
138
139     /**
140      * Create a durable connection consumer for this connection.
141      *
142      * @param topic the topic to access
143      * @param subscriptionName the durable subscription name
144      * @param selector the message selector. May be <code>null</code>
145      * @param pool the server session pool to associate with the
146      * consumer
147      * @param maxMessages the maximum number of messages that can be
148      * assigned to a server session at one time
149      * @return the new connection consumer
150      * @throws InvalidSelectorException if the message selector is invalid
151      * @throws JMSException if the connection consumer cannot be
152      * created
153      */
154     public ConnectionConsumer JavaDoc createDurableConnectionConsumer(
155             Topic JavaDoc topic, String JavaDoc subscriptionName, String JavaDoc selector,
156             ServerSessionPool JavaDoc pool, int maxMessages)
157             throws JMSException JavaDoc {
158         return super.createDurableConnectionConsumer(topic, subscriptionName,
159                                                      selector, pool,
160                                                      maxMessages);
161     }
162
163 }
164
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