/*
* Sun Public License Notice
*
* The contents of this file are subject to the Sun Public License
* Version 1.0 (the "License"). You may not use this file except in
* compliance with the License. A copy of the License is available at
* http://www.sun.com/
*
* The Original Code is NetBeans. The Initial Developer of the Original
* Code is Sun Microsystems, Inc. Portions Copyright 1997-2000 Sun
* Microsystems, Inc. All Rights Reserved.
*/
package org.openide.util;
import java.util.*;
/** General listener for changes in lookup.
*
* @author Jaroslav Tulach
*/
public interface LookupListener extends EventListener {
/** A change in lookup occured. Please note that this method
* should never block since it might be called from lookup implementation
* internal threads. If you block here you are in risk that the thread
* you wait for might in turn to wait for the lookup internal thread to
* finish its work.
* @param ev event describing the change
*/
public void resultChanged (LookupEvent ev);
}