001: /*
002: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
003: *
004: * This file is part of Resin(R) Open Source
005: *
006: * Each copy or derived work must preserve the copyright notice and this
007: * notice unmodified.
008: *
009: * Resin Open Source is free software; you can redistribute it and/or modify
010: * it under the terms of the GNU General Public License as published by
011: * the Free Software Foundation; either version 2 of the License, or
012: * (at your option) any later version.
013: *
014: * Resin Open Source is distributed in the hope that it will be useful,
015: * but WITHOUT ANY WARRANTY; without even the implied warranty of
016: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
017: * of NON-INFRINGEMENT. See the GNU General Public License for more
018: * details.
019: *
020: * You should have received a copy of the GNU General Public License
021: * along with Resin Open Source; if not, write to the
022: *
023: * Free Software Foundation, Inc.
024: * 59 Temple Place, Suite 330
025: * Boston, MA 02111-1307 USA
026: *
027: * @author Scott Ferguson
028: */
029:
030: package com.caucho.jms.connection;
031:
032: import javax.jms.*;
033:
034: import com.caucho.jms.queue.*;
035:
036: /**
037: * A sample topic session. Lets the client create topics, browsers, etc.
038: */
039: public class TopicSessionImpl extends JmsSession implements
040: XATopicSession, TopicSession {
041: public TopicSessionImpl(ConnectionImpl conn, boolean isTransacted,
042: int ackMode, boolean isXA) throws JMSException {
043: super (conn, isTransacted, ackMode, isXA);
044: }
045:
046: /**
047: * Creates a TopicSender to send messages to a topic.
048: *
049: * @param topic the topic to send messages to.
050: */
051: public TopicPublisher createPublisher(Topic topic)
052: throws JMSException {
053: checkOpen();
054:
055: return new TopicPublisherImpl(this , (AbstractTopic) topic);
056: }
057:
058: /**
059: * Creates a subscriber to receive messages.
060: *
061: * @param topic the topic to receive messages from.
062: */
063: public TopicSubscriber createSubscriber(Topic topic)
064: throws JMSException {
065: checkOpen();
066:
067: return createSubscriber(topic, null, false);
068: }
069:
070: /**
071: * Creates a subscriber to receive messages.
072: *
073: * @param topic the topic to receive messages from.
074: * @param messageSelector topic to restrict the messages.
075: * @param noLocal if true, don't receive messages we've sent
076: */
077: public TopicSubscriber createSubscriber(Topic topic,
078: String messageSelector, boolean noLocal)
079: throws JMSException {
080: checkOpen();
081:
082: if (topic == null)
083: throw new InvalidDestinationException(
084: L
085: .l("topic is null. Destination may not be null for Session.createSubscriber"));
086:
087: if (!(topic instanceof AbstractTopic))
088: throw new InvalidDestinationException(
089: L
090: .l(
091: "'{0}' is an unknown destination. The destination must be a Resin JMS Destination.",
092: topic));
093:
094: AbstractTopic dest = (AbstractTopic) topic;
095:
096: if (dest instanceof TemporaryTopicImpl) {
097: TemporaryTopicImpl temp = (TemporaryTopicImpl) dest;
098:
099: if (temp.getSession() != this ) {
100: throw new javax.jms.IllegalStateException(
101: L
102: .l(
103: "temporary topic '{0}' does not belong to this session '{1}'",
104: topic, this ));
105: }
106: }
107:
108: TopicSubscriberImpl subscriber = new TopicSubscriberImpl(this ,
109: dest, messageSelector, noLocal);
110:
111: addConsumer(subscriber);
112:
113: return subscriber;
114: }
115:
116: /**
117: * Creates a QueueBrowser to browse messages in the queue.
118: *
119: * @param queue the queue to send messages to.
120: */
121: @Override
122: public QueueBrowser createBrowser(Queue queue) throws JMSException {
123: throw new javax.jms.IllegalStateException(L
124: .l("TopicSession: createBrowser() is invalid."));
125: }
126:
127: /**
128: * Creates a QueueBrowser to browse messages in the queue.
129: *
130: * @param queue the queue to send messages to.
131: */
132: public QueueBrowser createBrowser(Queue queue,
133: String messageSelector) throws JMSException {
134: throw new javax.jms.IllegalStateException(L
135: .l("TopicSession: createBrowser() is invalid."));
136: }
137:
138: /**
139: * Creates a new queue.
140: */
141: public Queue createQueue(String queueName) throws JMSException {
142: throw new javax.jms.IllegalStateException(L
143: .l("TopicSession: createQueue() is invalid."));
144: }
145:
146: /**
147: * Creates a temporary queue.
148: */
149: public TemporaryQueue createTemporaryQueue() throws JMSException {
150: throw new javax.jms.IllegalStateException(L
151: .l("TopicSession: createTemporaryQueue() is invalid."));
152: }
153:
154: public TopicSession getTopicSession() {
155: return this;
156: }
157: }
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