01: /*
02: * $Header: /cvsroot/mvnforum/mvnforum/src/com/mvnforum/auth/service/MvnAuthServiceFactory.java,v 1.4 2007/10/09 11:09:22 lexuanttkhtn Exp $
03: * $Author: lexuanttkhtn $
04: * $Revision: 1.4 $
05: * $Date: 2007/10/09 11:09:22 $
06: *
07: * ====================================================================
08: *
09: * Copyright (C) 2002-2007 by MyVietnam.net
10: *
11: * All copyright notices regarding mvnForum MUST remain
12: * intact in the scripts and in the outputted HTML.
13: * The "powered by" text/logo with a link back to
14: * http://www.mvnForum.com and http://www.MyVietnam.net in
15: * the footer of the pages MUST remain visible when the pages
16: * are viewed on the internet or intranet.
17: *
18: * This program is free software; you can redistribute it and/or modify
19: * it under the terms of the GNU General Public License as published by
20: * the Free Software Foundation; either version 2 of the License, or
21: * any later version.
22: *
23: * This program is distributed in the hope that it will be useful,
24: * but WITHOUT ANY WARRANTY; without even the implied warranty of
25: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26: * GNU General Public License for more details.
27: *
28: * You should have received a copy of the GNU General Public License
29: * along with this program; if not, write to the Free Software
30: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31: *
32: * Support can be obtained from support forums at:
33: * http://www.mvnForum.com/mvnforum/index
34: *
35: * Correspondence and Marketing Questions can be sent to:
36: * info at MyVietnam net
37: *
38: * @author: Anh, Dong Thi Lan
39: */
40: package com.mvnforum.auth.service;
41:
42: import org.apache.commons.logging.Log;
43: import org.apache.commons.logging.LogFactory;
44:
45: import com.mvnforum.MVNForumFactoryConfig;
46: import com.mvnforum.auth.service.impl.MvnAuthServiceImplDefault;
47:
48: public class MvnAuthServiceFactory {
49:
50: private static Log log = LogFactory
51: .getLog(MvnAuthServiceFactory.class);
52:
53: private MvnAuthServiceFactory() {
54: }
55:
56: private static MvnAuthService mvnAuthService = null;
57:
58: public static synchronized MvnAuthService getMvnAuthService() {
59:
60: if (mvnAuthService == null) {
61: try {
62: Class c = Class.forName(MVNForumFactoryConfig
63: .getMvnAuthServiceClassName());
64: mvnAuthService = (MvnAuthService) c.newInstance();
65: log.info("mvnAuthService = " + mvnAuthService);
66: } catch (Exception e) {
67: log.error("Error loading the mvnAuthService.", e);
68:
69: log
70: .warn("Error loading the mvnAuthService. Using default mvnAuthService: "
71: + MvnAuthServiceImplDefault.class
72: .getName());
73: mvnAuthService = new MvnAuthServiceImplDefault();
74: }
75: }
76: return mvnAuthService;
77: }
78:
79: }
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