/* $Id: ConfigurationKey.java 17819 2010-01-12 18:40:41Z linus $
 *****************************************************************************
 * Copyright (c) 2009 Contributors - see below
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    linus
 *****************************************************************************
 *
 * Some portions of this file was previously release using the BSD License:
 */

// Copyright (c) 1996-2007 The Regents of the University of California. All
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// software and its documentation without fee, and without a written
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package org.argouml.configuration;
import java.beans.PropertyChangeEvent;

/**
 *   This class provides definition and manipulation of configuration keys.
 *   All keys in the configuration system will be accessed using the
 *   ConfigurationKey interface.
 *
 *   @author Thierry Lach
 *   @since 0.9.4
 */
public interface ConfigurationKey {

    /**
     * Return the actual key used to access the configuration.
     *
     * @return the key.
     */
    String getKey();

    /**
     * Tells if this configuration key is the one changed in the
     * <code>PropertyChangeEvent</code>.
     *
     * @param pce PropertyChangeEvent to check
     * @return true if the changed property is for the key.
     */
    boolean isChangedProperty(PropertyChangeEvent pce);
}