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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.event;
35  
36  import fr.paris.lutece.portal.business.event.EventRessourceListener;
37  import fr.paris.lutece.portal.business.event.ResourceEvent;
38  import fr.paris.lutece.portal.service.util.AppLogService;
39  
40  import java.util.ArrayList;
41  import java.util.List;
42  
43  
44  /**
45   *
46   * ResourceEventManager
47   *
48   */
49  public final class ResourceEventManager
50  {
51      private static List<EventRessourceListener> _lstListeners = new ArrayList<EventRessourceListener>(  );
52  
53      /**
54      * Private constructor - this class need not be instantiated
55      */
56      private ResourceEventManager(  )
57      {
58      }
59  
60      /**
61       * Subscribe to this listener.
62       *
63       * @param listener the listener
64       */
65      public static void register( EventRessourceListener listener )
66      {
67          _lstListeners.add( listener );
68          AppLogService.info( "New resource evnt listener registered : " + listener.getName(  ) );
69      }
70  
71      /**
72       * Warn subscribers that a resource has been created
73       * @param event the event for the created resource
74       */
75      public static void fireAddedResource( ResourceEvent event )
76      {
77          for ( EventRessourceListener listener : _lstListeners )
78          {
79              listener.addedResource( event );
80          }
81      }
82  
83      /**
84       * Warn subscribers that a resource has been updated
85       * @param event the event for the updated resource
86       */
87      public static void fireUpdatedResource( ResourceEvent event )
88      {
89          for ( EventRessourceListener listener : _lstListeners )
90          {
91              listener.updatedResource( event );
92          }
93      }
94  
95      /**
96       * Warn subscribers that a resource has been deleted
97       * @param event the event for the deleted resource
98       */
99      public static void fireDeletedResource( ResourceEvent event )
100     {
101         for ( EventRessourceListener listener : _lstListeners )
102         {
103             listener.deletedResource( event );
104         }
105     }
106 }