java.util.prefs

Class NodeChangeEvent

Implemented Interfaces:
Serializable

public class NodeChangeEvent
extends EventObject

ObjectEvent fired when a Preference node is added/removed. This event is only generated when a new subnode is added or a subnode is removed from a preference node. Changes in the entries of a preference node are indicated with a PreferenceChangeEvent.

Note that although this class is marked as serializable, attempts to serialize it will fail with NotSerializableException.

Since:
1.4
See Also:
Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

NodeChangeEvent(Preferences parentNode, Preferences childNode)
Creates a new NodeChangeEvent.

Method Summary

Preferences
getChild()
Returns the child preference subnode that was added or removed.
Preferences
getParent()
Returns the source parent preference node from which a subnode was added or removed.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

NodeChangeEvent

public NodeChangeEvent(Preferences parentNode,
                       Preferences childNode)
Creates a new NodeChangeEvent.
Parameters:
parentNode - The source preference node from which a subnode was added or removed
childNode - The preference node that was added or removed

Method Details

getChild

public Preferences getChild()
Returns the child preference subnode that was added or removed. To see wether it is still a valid preference node one has to call event.getChild().nodeExists("").

getParent

public Preferences getParent()
Returns the source parent preference node from which a subnode was added or removed.

NodeChangeEvent - ObjectEvent fired when a Preference node is added/removed Copyright (C) 2001, 2006 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath 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; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.