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1   /*
2    * Copyright (c) 2002-2022, City of 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.resource;
35  
36  import java.util.ArrayList;
37  import java.util.List;
38  
39  /**
40   * Extendable Resource Removal Listener Service
41   */
42  public final class ExtendableResourceRemovalListenerService
43  {
44      private static List<IExtendableResourceRemovalListener> _listListeners = new ArrayList<>( );
45  
46      /** Private Constructor */
47      private ExtendableResourceRemovalListenerService( )
48      {
49      }
50  
51      /**
52       * Register an extendable resource removal listener.
53       * 
54       * @param removalListener
55       *            The listener to register.
56       */
57      public static synchronized void registerListener( IExtendableResourceRemovalListener removalListener )
58      {
59          _listListeners.add( removalListener );
60      }
61  
62      /**
63       * Notify listeners that they must remove extensions of a given resource.
64       * 
65       * @param strExtendableResourceType
66       *            The extendable resource type of the resource to remove the extensions of.
67       * @param strExtendableResourceId
68       *            The id of the extendable resource to remove the extensions of.
69       */
70      public static void doRemoveResourceExtentions( String strExtendableResourceType, String strExtendableResourceId )
71      {
72          for ( IExtendableResourceRemovalListener removalListener : _listListeners )
73          {
74              removalListener.doRemoveResourceExtentions( strExtendableResourceType, strExtendableResourceId );
75          }
76      }
77  }