01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.jms.connection;
31:
32: import com.caucho.jms.memory.MemoryTopic;
33:
34: import java.util.ArrayList;
35: import javax.jms.*;
36:
37: /**
38: * A basic topic.
39: */
40: public class TemporaryTopicImpl extends MemoryTopic implements
41: TemporaryTopic {
42: private static int _idCount;
43:
44: private JmsSession _session;
45:
46: private ArrayList<MessageConsumerImpl> _consumerList = new ArrayList<MessageConsumerImpl>();
47:
48: TemporaryTopicImpl(JmsSession session) {
49: _session = session;
50:
51: setName("TemporaryTopic-" + _idCount++);
52: }
53:
54: JmsSession getSession() {
55: return _session;
56: }
57:
58: public void addConsumer(MessageConsumerImpl consumer) {
59: if (!_consumerList.contains(consumer))
60: _consumerList.add(consumer);
61: }
62:
63: public void removeConsumer(MessageConsumerImpl consumer) {
64: _consumerList.remove(consumer);
65: }
66:
67: public void delete() throws JMSException {
68: if (_consumerList.size() > 0)
69: throw new javax.jms.IllegalStateException(L
70: .l("temporary topic is still active"));
71: }
72: }
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