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-/* PreferenceChangeEvent - ObjectEvent fired when a Preferences entry changes
- Copyright (C) 2001 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. */
-
-package java.util.prefs;
-
-import java.util.EventObject;
-
-/**
- * ObjectEvent fired when a Preferences entry changes.
- * This event is generated when a entry is added, changed or removed.
- * When an entry is removed then <code>getNewValue</code> will return null.
- * <p>
- * Preference change events are only generated for entries in one particular
- * preference node. Notification of subnode addition/removal is given by a
- * <code>NodeChangeEvent</code>.
- *
- * @since 1.4
- * @author Mark Wielaard (mark@klomp.org)
- */
-public class PreferenceChangeEvent extends EventObject {
-
- private static final long serialVersionUID = 793724513368024975L;
-
- /**
- * The key of the changed entry.
- */
- private final String key;
-
- /**
- * The new value of the changed entry, or null when the entry was removed.
- */
- private final String newValue;
-
- /**
- * Creates a new PreferenceChangeEvent.
- *
- * @param node The source preference node for which an entry was added,
- * changed or removed
- * @param key The key of the entry that was added, changed or removed
- * @param value The new value of the entry that was added or changed, or
- * null when the entry was removed
- */
- public PreferenceChangeEvent(Preferences node, String key, String value) {
- super(node);
- this.key = key;
- this.newValue = value;
- }
-
- /**
- * Returns the source Preference node from which an entry was added,
- * changed or removed.
- */
- public Preferences getNode() {
- return (Preferences) source;
- }
-
- /**
- * Returns the key of the entry that was added, changed or removed.
- */
- public String getKey() {
- return key;
- }
-
- /**
- * Returns the new value of the entry that was added or changed, or
- * returns null when the entry was removed.
- */
- public String getNewValue() {
- return newValue;
- }
-}