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 2000-2004 (C) Exoffice Technologies Inc. All Rights Reserved.
42 *
43 * $Id: JmsTopicConnection.java,v 1.12 2004/01/11 02:33:44 tanderson Exp $
44 */
45 package org.exolab.jms.client;
46
47 import javax.jms.ConnectionConsumer;
48 import javax.jms.IllegalStateException;
49 import javax.jms.JMSException;
50 import javax.jms.ServerSessionPool;
51 import javax.jms.Session;
52 import javax.jms.Topic;
53 import javax.jms.TopicConnection;
54 import javax.jms.TopicSession;
55
56
57 /***
58 * Client implementation of the <code>javax.jms.TopicConnection</code>
59 * interface
60 *
61 * @version $Revision: 1.12 $ $Date: 2004/01/11 02:33:44 $
62 * @author <a href="mailto:jima@exoffice.com">Jim Alateras</a>
63 * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
64 */
65 class JmsTopicConnection extends JmsConnection implements TopicConnection {
66
67 /***
68 * Construct a new <code>JmsTopicConnection</code>
69 * <p>
70 * This attempts to establish a connection to the JMS server
71 *
72 * @param factory the connection factory responsible for creating this
73 * @param id the client identity
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(JmsTopicConnectionFactory factory, String id,
79 String username, String password)
80 throws JMSException {
81 super(factory, id, 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 will be ignored if
90 * the session is transacted. Legal values are
91 * <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 createTopicSession(boolean transacted, int ackMode)
98 throws JMSException {
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 consumer
122 * @param maxMessages the maximum number of messages that can be assigned
123 * to a server session at one time
124 * @return the new connection consumer
125 * @throws InvalidSelectorException if the message selector is invalid
126 * @throws JMSException if the connection consumer cannot be created
127 */
128 public ConnectionConsumer createConnectionConsumer(
129 Topic topic, String selector, ServerSessionPool pool, int maxMessages)
130 throws JMSException {
131
132 ensureOpen();
133 setModified();
134
135 return new JmsTopicConnectionConsumer(
136 this, topic, pool, selector, 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 consumer
146 * @param maxMessages the maximum number of messages that can be assigned
147 * to a server session at one time
148 * @return the new connection consumer
149 * @throws InvalidSelectorException if the message selector is invalid
150 * @throws JMSException if the connection consumer cannot be created
151 */
152 public ConnectionConsumer createDurableConnectionConsumer(
153 Topic topic, String subscriptionName, String selector,
154 ServerSessionPool pool, int maxMessages) throws JMSException {
155
156 ensureOpen();
157 setModified();
158
159 return new JmsTopicConnectionConsumer(this, topic, subscriptionName,
160 pool, selector, maxMessages);
161 }
162
163 }
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