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Java > Open Source Codes > org > jboss > mq > server > ReceiversImpl


1 /*
2 * JBoss, Home of Professional Open Source
3 * Copyright 2005, JBoss Inc., and individual contributors as indicated
4 * by the @authors tag. See the copyright.txt in the distribution for a
5 * full listing of individual contributors.
6 *
7 * This is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU Lesser General Public License as
9 * 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 JavaDoc;
25 import java.util.HashSet JavaDoc;
26 import java.util.Iterator JavaDoc;
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: 37459 $
35  */
36 public class ReceiversImpl implements Receivers
37 {
38    // Constants -----------------------------------------------------
39
40    // Attributes ----------------------------------------------------
41
42    /** The receivers */
43    HashSet JavaDoc receivers = new HashSet JavaDoc();
44    
45    // Static --------------------------------------------------------
46
47    // Constructors --------------------------------------------------
48
49    // Public --------------------------------------------------------
50
51    // Receivers implementation --------------------------------------
52
53    public void add(Subscription sub)
54    {
55       receivers.add(sub);
56    }
57    
58    public Iterator JavaDoc iterator()
59    {
60       return receivers.iterator();
61    }
62    
63    public ArrayList JavaDoc listReceivers()
64    {
65       return new ArrayList JavaDoc(receivers);
66    }
67    
68    public void remove(Subscription sub)
69    {
70       receivers.remove(sub);
71    }
72    
73    public int size()
74    {
75       return receivers.size();
76    }
77    
78    // Protected -----------------------------------------------------
79
80    // Package Private -----------------------------------------------
81
82    // Private -------------------------------------------------------
83
84    // Inner classes -------------------------------------------------
85 }
86
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