1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.security.auth;
16  
17  import com.liferay.portal.kernel.log.Log;
18  import com.liferay.portal.kernel.log.LogFactoryUtil;
19  import com.liferay.portal.kernel.util.PortalClassLoaderUtil;
20  import com.liferay.portal.util.PropsValues;
21  
22  /**
23   * <a href="EmailAddressGeneratorFactory.java.html"><b><i>View Source</i></b>
24   * </a>
25   *
26   * @author Amos Fong
27   */
28  public class EmailAddressGeneratorFactory {
29  
30      public static EmailAddressGenerator getInstance() {
31          if (_emailAddressGenerator == null) {
32              if (_log.isDebugEnabled()) {
33                  _log.debug(
34                      "Instantiate " + PropsValues.USERS_EMAIL_ADDRESS_GENERATOR);
35              }
36  
37              ClassLoader classLoader = PortalClassLoaderUtil.getClassLoader();
38  
39              try {
40                  _emailAddressGenerator =
41                      (EmailAddressGenerator)classLoader.loadClass(
42                          PropsValues.USERS_EMAIL_ADDRESS_GENERATOR)
43                              .newInstance();
44              }
45              catch (Exception e) {
46                  _log.error(e, e);
47              }
48          }
49  
50          if (_log.isDebugEnabled()) {
51              _log.debug("Return " + _emailAddressGenerator.getClass().getName());
52          }
53  
54          return _emailAddressGenerator;
55      }
56  
57      public static void setInstance(
58          EmailAddressGenerator emailAddressGenerator) {
59  
60          if (_log.isDebugEnabled()) {
61              _log.debug("Set " + emailAddressGenerator.getClass().getName());
62          }
63  
64          _emailAddressGenerator = emailAddressGenerator;
65      }
66  
67      private static Log _log = LogFactoryUtil.getLog(
68          EmailAddressGeneratorFactory.class);
69  
70      private static EmailAddressGenerator _emailAddressGenerator = null;
71  
72  }