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1   /*******************************************************************************
2    *   Gisgraphy Project 
3    * 
4    *   This library is free software; you can redistribute it and/or
5    *   modify it under the terms of the GNU Lesser General Public
6    *   License as published by the Free Software Foundation; either
7    *   version 2.1 of the License, or (at your option) any later version.
8    * 
9    *   This library is distributed in the hope that it will be useful,
10   *   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12   *   Lesser General Public License for more details.
13   * 
14   *   You should have received a copy of the GNU Lesser General Public
15   *   License along with this library; if not, write to the Free Software
16   *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
17   * 
18   *  Copyright 2008  Gisgraphy project 
19   *  David Masclet <davidmasclet@gisgraphy.com>
20   *  
21   *  
22   *******************************************************************************/
23  package com.gisgraphy.domain.geoloc.entity.event;
24  
25  /**
26   * interface that must be implemented by all the listeners
27   * 
28   * @author <a href="mailto:david.masclet@gisgraphy.com">David Masclet</a>
29   */
30  public interface IEventListener {
31      /**
32       * @param event
33       *                The event to handle
34       * @see IEvent
35       */
36      public void handleEvent(IEvent event);
37  
38      /**
39       * Whether the listeners support the specified event (is concerned)
40       * 
41       * @param event
42       *                the event to handle
43       * @return true if the listener is concerned by the event
44       */
45      public boolean supports(IEvent event);
46  }