modificationlistener.java

Rapla是一个灵活的多用户资源管理系统。它提供的一些功能有：日历GUI

/*--------------------------------------------------------------------------*
 | Copyright (C) 2006 Christopher Kohlhaas                                  |
 |                                                                          |
 | This program is free software; you can redistribute it and/or modify     |
 | it under the terms of the GNU General Public License as published by the |
 | Free Software Foundation. A copy of the license has been included with   |
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 | program with every library, which license fulfills the Open Source       |
 | Definition as published by the Open Source Initiative (OSI).             |
 *--------------------------------------------------------------------------*/
package org.rapla.facade;
import java.util.EventListener;

import org.rapla.framework.RaplaException;

/** Classes implementing this interface will be notified when changes to
 *  reservations or resources occurred. The listener can be registered by calling
 *  <code>addModificationListener</code> of the <code>UpdateModule</code> <br>
 *  Don't forget to remove the listener by calling <code>removeModificationLister</code>
 *  when no longer needed.
 *  @author Christopher Kohlhaas
 *  @version CVS $Revision: 1.12 $ $Date: 2006/01/08 14:43:14 $
 *  @see UpdateModule
 *  @see ModificationEvent
 */

public interface ModificationListener extends EventListener {
    /** this notifies all listeners that data in the rapla-backend has changed.
     *  The {@link ModificationEvent} describes these changes.
     */
    void dataChanged(ModificationEvent evt) throws RaplaException;
    /**
     * Return true if you want the notification to
     * be synchronized with the awt event-queue using {@link
     * javax.swing.SwingUtilities#invokeLater}. Use this to avaoid
     * synchronization problems with swing guis.
     *
     */
    boolean isInvokedOnAWTEventQueue();

}