View Javadoc
1   /*
2    * Copyright (c) 2002-2014, Mairie de Paris
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions
7    * are met:
8    *
9    *  1. Redistributions of source code must retain the above copyright notice
10   *     and the following disclaimer.
11   *
12   *  2. Redistributions in binary form must reproduce the above copyright notice
13   *     and the following disclaimer in the documentation and/or other materials
14   *     provided with the distribution.
15   *
16   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17   *     contributors may be used to endorse or promote products derived from
18   *     this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   * POSSIBILITY OF SUCH DAMAGE.
31   *
32   * License 1.0
33   */
34  package fr.paris.lutece.portal.service.security;
35  
36  import fr.paris.lutece.portal.service.cache.AbstractCacheableService;
37  
38  
39  /**
40   * Cache service for LuteceUserService
41   */
42  public final class LuteceUserCacheService extends AbstractCacheableService
43  {
44      private static final String CACHE_SERVICE_NAME = "LuteceUserCacheService";
45      private static volatile LuteceUserCacheService _instance;
46  
47      /**
48       * Private constructor
49       */
50      private LuteceUserCacheService(  )
51      {
52          initCache(  );
53      }
54  
55      /**
56       * Get the instance of the cache service
57       * @return The instance of the cache service
58       */
59      public static LuteceUserCacheService getInstance(  )
60      {
61          if ( _instance == null )
62          {
63              synchronized ( LuteceUserCacheService.class )
64              {
65                  // Ignore double null check error : attribute is volatile
66                  if ( _instance == null )
67                  {
68                      _instance = new LuteceUserCacheService(  );
69                  }
70              }
71          }
72  
73          return _instance;
74      }
75  
76      /**
77       * {@inheritDoc}
78       */
79      @Override
80      public String getName(  )
81      {
82          return CACHE_SERVICE_NAME;
83      }
84  }