content: /*
   * 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.
   */
  
  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);
  
  }
  