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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.mail;
35  
36  import fr.paris.lutece.portal.service.cache.AbstractCacheableService;
37  import fr.paris.lutece.portal.service.cache.ICacheKeyService;
38  
39  import java.util.HashMap;
40  
41  
42  /**
43   * MailAttachment CacheService
44   */
45  public final class MailAttachmentCacheService extends AbstractCacheableService
46  {
47      private static volatile MailAttachmentCacheService _singleton;
48      private static ICacheKeyService _cksMailAttachment = new MailAttachmentCacheKeyService(  );
49      private static final String SERVICE_NAME = "Mail Attachment Cache Service";
50  
51      /**
52       * Instantiates a new mail attachment cache service.
53       */
54      private MailAttachmentCacheService(  )
55      {
56      }
57  
58      /**
59       * {@inheritDoc}
60       */
61      @Override
62      public String getName(  )
63      {
64          return SERVICE_NAME;
65      }
66  
67      /**
68       *
69       * @return an instance of MailAttachmentCacheService
70       */
71      public static MailAttachmentCacheService getInstance(  )
72      {
73          if ( _singleton == null )
74          {
75              synchronized ( MailAttachmentCacheService.class )
76              {
77                  MailAttachmentCacheService service = new MailAttachmentCacheService(  );
78                  service.initCache(  );
79                  _singleton = service;
80              }
81          }
82  
83          return _singleton;
84      }
85  
86      /**
87       * return the cache key associated to the url value
88       * @param strValue the value
89       * @return the cache key associated to the url value
90       */
91      public String getKey( String strValue )
92      {
93          HashMap<String, String> htParam = new HashMap<String, String>(  );
94          htParam.put( MailAttachmentCacheKeyService.MARK_URL, strValue );
95  
96          return _cksMailAttachment.getKey( htParam, 0, null );
97      }
98  }