java.beans.PropertyChangeListener.java Source code

Introduction

Here is the source code for java.beans.PropertyChangeListener.java

Source

/*
 * Copyright (c) 1996, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package java.beans;

/**
 * A "PropertyChange" event gets fired whenever a bean changes a "bound"
 * property.  You can register a PropertyChangeListener with a source
 * bean so as to be notified of any bound property updates.
 * @since 1.1
 */

public interface PropertyChangeListener extends java.util.EventListener {

    /**
     * This method gets called when a bound property is changed.
     * @param evt A PropertyChangeEvent object describing the event source
     *          and the property that has changed.
     */

    void propertyChange(PropertyChangeEvent evt);

}