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Java > Open Source Codes > org > jresearch > gossip > tags > userstatus > Ranks


1 /*
2  * $Id$
3  *
4  * ***** BEGIN LICENSE BLOCK *****
5  * The contents of this file are subject to the Mozilla Public License
6  * Version 1.1 (the "License"); you may not use this file except in
7  * compliance with the License. You may obtain a copy of the License
8  * at http://www.mozilla.org/MPL/
9  *
10  * Software distributed under the License is distributed on an "AS IS"
11  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
12  * the License for the specific language governing rights and
13  * limitations under the License.
14  *
15  * The Original Code is JGossip forum code.
16  *
17  * The Initial Developer of the Original Code is the JResearch, Org.
18  * Portions created by the Initial Developer are Copyright (C) 2004
19  * the Initial Developer. All Rights Reserved.
20  *
21  * Contributor(s):
22  * Dmitriy Belov <bel@jresearch.org>
23  * .
24  * * ***** END LICENSE BLOCK ***** */
25 /*
26  * Created on Aug 6, 2004
27  *
28  */
29 package org.jresearch.gossip.tags.userstatus;
30
31 import java.sql.SQLException JavaDoc;
32 import java.util.ArrayList JavaDoc;
33
34 import org.jresearch.gossip.dao.ForumDAO;
35 import org.jresearch.gossip.exception.SystemException;
36
37 /**
38  * @author Bel
39  *
40  */
41 public class Ranks {
42     private static ArrayList JavaDoc ranks = new ArrayList JavaDoc();
43
44     private static Ranks instance;
45
46     private Ranks() {
47
48     }
49
50     /**
51      * @return
52      */
53     public static synchronized Ranks getInstance() {
54         if (instance == null) {
55             synchronized (ranks) {
56                 if (instance == null) {
57                     instance = new Ranks();
58                 }
59             }
60         }
61         return instance;
62     }
63
64     /**
65      * @throws SystemException
66      */
67     public void load() throws SystemException {
68         ForumDAO dao = ForumDAO.getInstance();
69         try {
70             ranks = (ArrayList JavaDoc) dao.getRankList();
71         } catch (SQLException JavaDoc e) {
72             throw new SystemException(e);
73         }
74     }
75
76     /**
77      * @return Returns the ranks.
78      */
79     public ArrayList JavaDoc getRanks() {
80         return ranks;
81     }
82 }
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