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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: JmsQueueConnection.java,v 1.11 2004/01/11 02:33:44 tanderson Exp $ 44 */ 45 package org.exolab.jms.client; 46 47 48 import javax.jms.ConnectionConsumer; 49 import javax.jms.IllegalStateException; 50 import javax.jms.JMSException; 51 import javax.jms.Queue; 52 import javax.jms.QueueConnection; 53 import javax.jms.QueueSession; 54 import javax.jms.ServerSessionPool; 55 import javax.jms.Session; 56 57 58 /*** 59 * Client implementation of the <code>javax.jms.QueueConnection</code> 60 * interface 61 * 62 * @version $Revision: 1.11 $ $Date: 2004/01/11 02:33:44 $ 63 * @author <a href="mailto:jima@exoffice.com">Jim Alateras</a> 64 * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a> 65 * @see javax.jms.QueueConnection 66 */ 67 class JmsQueueConnection extends JmsConnection implements QueueConnection { 68 69 /*** 70 * Construct a new <code>JmsQueueConnection</code> 71 * <p> 72 * This attempts to establish a connection to the JMS server 73 * 74 * @param factory the connection factory responsible for creating this 75 * @param id the client identity 76 * @param username the client username 77 * @param password the client password 78 * @throws JMSException if a connection cannot be established 79 */ 80 public JmsQueueConnection(JmsQueueConnectionFactory factory, String id, 81 String username, String password) 82 throws JMSException { 83 super(factory, id, username, password); 84 } 85 86 /*** 87 * Create a new queue session 88 * 89 * @param transacted if <code>true</code>, the session is transacted. 90 * @param ackMode indicates whether the consumer or the client will 91 * acknowledge any messages it receives. This parameter will be ignored if 92 * the session is transacted. Legal values are 93 * <code>Session.AUTO_ACKNOWLEDGE</code>, 94 * <code>Session.CLIENT_ACKNOWLEDGE</code> and 95 * <code>Session.DUPS_OK_ACKNOWLEDGE</code>. 96 * @return the new queue session 97 * @throws JMSException if the session cannot be created 98 */ 99 public QueueSession createQueueSession(boolean transacted, int ackMode) 100 throws JMSException { 101 102 ensureOpen(); 103 setModified(); 104 105 JmsQueueSession session = new JmsQueueSession(this, transacted, 106 ackMode); 107 108 // if the connection is started then also start the session 109 if (!isStopped()) { 110 session.start(); 111 } 112 113 // add it to the list of managed sessions for this connection 114 addSession(session); 115 116 return session; 117 } 118 119 /*** 120 * Create a connection consumer for this connection 121 * 122 * @param queue the queue to access 123 * @param selector the message selector. May be <code>null</code> 124 * @param pool the server session pool to associate with the consumer 125 * @param maxMessages the maximum number of messages that can be assigned 126 * to a server session at one time 127 * @return the new connection consumer 128 * @throws InvalidSelectorException if the message selector is invalid 129 * @throws JMSException if the connection consumer cannot be created 130 */ 131 public ConnectionConsumer createConnectionConsumer( 132 Queue queue, String selector, ServerSessionPool pool, int maxMessages) 133 throws JMSException { 134 135 ensureOpen(); 136 setModified(); 137 138 return new JmsQueueConnectionConsumer( 139 this, queue, pool, selector, maxMessages); 140 } 141 142 }

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