1   /*
2    *  Copyright (c) 1998-2005, The University of Sheffield.
3    *
4    *  This file is part of GATE (see http://gate.ac.uk/), and is free
5    *  software, licenced under the GNU Library General Public License,
6    *  Version 2, June 1991 (in the distribution as file licence.html,
7    *  and also available at http://gate.ac.uk/gate/licence.html).
8    *
9    *  Valentin Tablan 12/12/2000
10   *
11   *  $Id: CreoleListener.java,v 1.8 2005/01/11 13:51:34 ian Exp $
12   */
13  package gate.event;
14  
15  import gate.Resource;
16  
17  /**
18   * A listener for events fired by the {@link gate.CreoleRegister}
19   * ({@link gate.event.CreoleEvent}).
20   * In a Gate system there are many classes that can fire {@link CreoleEvent}s
21   * but all this events are collected and fired back by the
22   * {@link gate.CreoleRegister} that can be obtained with a call to
23   * {@link gate.Gate#getCreoleRegister()}
24   */
25  public interface CreoleListener extends java.util.EventListener{
26  
27    /**Called when a new {@link gate.Resource} has been loaded into the system*/
28    public void resourceLoaded(CreoleEvent e);
29  
30    /**Called when a {@link gate.Resource} has been removed from the system*/
31    public void resourceUnloaded(CreoleEvent e);
32  
33    /**Called when a {@link gate.DataStore} has been opened*/
34    public void datastoreOpened(CreoleEvent e);
35  
36    /**Called when a {@link gate.DataStore} has been created*/
37    public void datastoreCreated(CreoleEvent e);
38  
39    /**Called when a {@link gate.DataStore} has been closed*/
40    public void datastoreClosed(CreoleEvent e);
41  
42    /**
43     * Called when the creole register has renamed a resource.1
44     */
45    public void resourceRenamed(Resource resource, String oldName,
46                                String newName);
47  
48  }