StateChangeListener.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.utility.events;

import java.util.EventListener;

/**
 * A generic "State Change" event gets delivered whenever a model changes to
 * such extent that it cannot be delineated all aspects of it that have changed.
 * You can register a StateChangeListener with a source model so as to be notified
 * of any such changes.
 */
public interface StateChangeListener
    extends EventListener
{
    /**
     * This method gets called when a model has changed in some general fashion.
     *
     * @param e A StateChangeEvent object describing the event source.
     */
    void stateChanged(StateChangeEvent e);

}