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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: JmsTopicPublisher.java,v 1.12 2004/01/20 14:14:21 tanderson Exp $ 44 */ 45 package org.exolab.jms.client; 46 47 import javax.jms.JMSException; 48 import javax.jms.Message; 49 import javax.jms.Topic; 50 import javax.jms.TopicPublisher; 51 52 53 /*** 54 * Client implementation of the <code>javax.jms.TopicPublisher</code> interface 55 * 56 * @version $Revision: 1.12 $ $Date: 2004/01/20 14:14:21 $ 57 * @author <a href="mailto:jima@exoffice.com">Jim Alateras</a> 58 */ 59 class JmsTopicPublisher 60 extends JmsMessageProducer 61 implements TopicPublisher { 62 63 /*** 64 * The destination that messages are delivered to, or <code>null</code> 65 * if this is an unidentified producer 66 */ 67 private JmsTopic _topic = null; 68 69 70 /*** 71 * Construct a new <code>JmsTopicPublisher</code> 72 * 73 * @param session the session constructing this object 74 * @param topic the publisher's destination. May be <code>null</code>. 75 */ 76 public JmsTopicPublisher(JmsSession session, JmsTopic topic) { 77 super(session); 78 _topic = topic; 79 } 80 81 /*** 82 * Returns the topic associated with this publisher 83 * 84 * @return the topic associated with this publisher, or <code>null</code> 85 * if this is an unidentified producer 86 */ 87 public Topic getTopic() { 88 return _topic; 89 } 90 91 /*** 92 * Publish a message, using the default delivery mode, priority and time to 93 * live. 94 * 95 * @param message the message to send 96 * @throws JMSException if the message can't be sent 97 */ 98 public void publish(Message message) throws JMSException { 99 publish(getTopic(), message, getDeliveryMode(), getPriority(), 100 getTimeToLive()); 101 } 102 103 /*** 104 * Publish a message to a topic for an unidentified message producer, using 105 * the default delivery mode, priority and time to live 106 * 107 * @param topic the topic to publish the message to 108 * @param message the message to send 109 * @throws JMSException if the message can't be sent 110 */ 111 public void publish(Topic topic, Message message) throws JMSException { 112 publish(topic, message, getDeliveryMode(), getPriority(), 113 getTimeToLive()); 114 } 115 116 /*** 117 * Publish a message, specifying the delivery mode, priority and time to 118 * live 119 * 120 * @param message the message to send 121 * @param deliveryMode the delivery mode to use 122 * @param priority the message priority 123 * @param timeToLive the message's lifetime (in milliseconds). 124 * @throws JMSException if the message can't be sent 125 */ 126 public void publish(Message message, int deliveryMode, int priority, 127 long timeToLive) throws JMSException { 128 publish(getTopic(), message, deliveryMode, priority, timeToLive); 129 } 130 131 /*** 132 * Publish a message to a topic for an unidentified message producer, 133 * specifying the delivery mode, priority and time to live 134 * 135 * @param topic the topic to publish the message to 136 * @param message the message to send 137 * @param deliveryMode the delivery mode to use 138 * @param priority the message priority 139 * @param timeToLive the message's lifetime (in milliseconds). 140 * @throws JMSException if the message can't be sent 141 */ 142 public void publish(Topic topic, Message message, int deliveryMode, 143 int priority, long timeToLive) throws JMSException { 144 sendMessage(topic, message, deliveryMode, priority, timeToLive); 145 } 146 147 /*** 148 * Close the publisher 149 * 150 * @throws JMSException if the publisher can't be closed 151 */ 152 public synchronized void close() throws JMSException { 153 if (!isClosed()) { 154 // unregister this publisher from the session amd then call the 155 // base class method. 156 JmsTopicSession session = (JmsTopicSession) getSession(); 157 session.removePublisher(this); 158 super.close(); 159 } 160 } 161 162 /*** 163 * Destroy the publisher 164 */ 165 public void destroy() { 166 super.destroy(); 167 _topic = null; 168 } 169 170 }

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