01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.mq.server;
23:
24: import java.util.ArrayList;
25: import java.util.HashSet;
26: import java.util.Iterator;
27:
28: import org.jboss.mq.Subscription;
29:
30: /**
31: * The default implementation of the Receivers interface.
32: *
33: * @author <a href="mailto:adrian@jboss.com">Adrian Brock</a>
34: * @version $Revision: 57198 $
35: */
36: public class ReceiversImpl implements Receivers {
37: // Constants -----------------------------------------------------
38:
39: // Attributes ----------------------------------------------------
40:
41: /** The receivers */
42: HashSet receivers = new HashSet();
43:
44: // Static --------------------------------------------------------
45:
46: // Constructors --------------------------------------------------
47:
48: // Public --------------------------------------------------------
49:
50: // Receivers implementation --------------------------------------
51:
52: public void add(Subscription sub) {
53: receivers.add(sub);
54: }
55:
56: public Iterator iterator() {
57: return receivers.iterator();
58: }
59:
60: public ArrayList listReceivers() {
61: return new ArrayList(receivers);
62: }
63:
64: public void remove(Subscription sub) {
65: receivers.remove(sub);
66: }
67:
68: public int size() {
69: return receivers.size();
70: }
71:
72: // Protected -----------------------------------------------------
73:
74: // Package Private -----------------------------------------------
75:
76: // Private -------------------------------------------------------
77:
78: // Inner classes -------------------------------------------------
79: }
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