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Java > Open Source Codes > com > scalagent > kjoram > Topic


1 /*
2  * JORAM: Java(TM) Open Reliable Asynchronous Messaging
3  * Copyright (C) 2001 - ScalAgent Distributed Technologies
4  * Copyright (C) 1996 - Dyade
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19  * USA.
20  *
21  * Initial developer(s): Frederic Maistre (INRIA)
22  * Contributor(s): Nicolas Tachker (ScalAgent)
23  */
24 package com.scalagent.kjoram;
25
26 import com.scalagent.kjoram.jms.GetAdminTopicRequest;
27 import com.scalagent.kjoram.jms.GetAdminTopicReply;
28
29 import java.util.Vector JavaDoc;
30 import java.util.Hashtable JavaDoc;
31  
32 import com.scalagent.kjoram.excepts.JMSException;
33
34
35 public class Topic extends Destination
36 {
37   /**
38    * Constructs a topic.
39    *
40    * @param agentId Identifier of the topic agent.
41    */
42   public Topic(String JavaDoc agentId)
43   {
44     super(agentId);
45   }
46
47   /**
48    * Constructs an empty topic.
49    */
50   public Topic()
51   {}
52
53   /** Returns a String image of the topic. */
54   public String JavaDoc toString()
55   {
56     return "Topic:" + agentId;
57   }
58
59   /**
60    * API method.
61    *
62    * @exception JMSException Actually never thrown.
63    */
64   public String JavaDoc getTopicName() throws JMSException
65   {
66     return agentId;
67   }
68
69   public Hashtable JavaDoc code() {
70      return super.code();
71   }
72
73   public static Object JavaDoc decode(Hashtable JavaDoc h) {
74     Topic ret =
75       new Topic((String JavaDoc) h.get("agentId"));
76     //ret.setId(ret.getClass().getName() + ":" + agentId);
77 ret.addInstanceTable(ret.getId(), ret);
78     return ret;
79   }
80 }
81
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