/* $Id: AttributeNotation.java 18852 2010-11-20 19:27:11Z mvw $

  *****************************************************************************

  * Copyright (c) 2009-2010 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:

  *    Michiel van der Wulp

  *****************************************************************************

  *

  * Some portions of this file was previously release using the BSD License:

  */

 // Copyright (c) 2005-2008 The Regents of the University of California. All

 // Rights Reserved. Permission to use, copy, modify, and distribute this

 // software and its documentation without fee, and without a written

 // agreement is hereby granted, provided that the above copyright notice

 // and this paragraph appear in all copies.  This software program and

 // documentation are copyrighted by The Regents of the University of

 // California. The software program and documentation are supplied "AS

 // IS", without any accompanying services from The Regents. The Regents

 // does not warrant that the operation of the program will be

 // uninterrupted or error-free. The end-user understands that the program

 // was developed for research purposes and is advised not to rely

 // exclusively on the program for any reason.  IN NO EVENT SHALL THE

 // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,

 // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,

 // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF

 // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF

 // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY

 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE

 // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF

 // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,

 // UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

 package org.argouml.notation.providers;

 import java.beans.PropertyChangeEvent;

 import org.argouml.model.AddAssociationEvent;

 import org.argouml.model.Model;

 import org.argouml.model.RemoveAssociationEvent;

 import org.argouml.notation.NotationProvider;

 /**

  * This abstract class forms the basis of all Notation providers

  * for the text shown in the attribute compartment of a Class.

  * Subclass this for all languages.

  *

  * @author Michiel van der Wulp

  */

 public abstract class AttributeNotation extends NotationProvider {

     /**

      * The constructor.

      * @param attribute the UML element

      */

     public AttributeNotation(Object attribute) {

         if (!Model.getFacade().isAAttribute(attribute)) {

             throw new IllegalArgumentException("This is not an Attribute.");

         }

     }

     @Override

     public void initialiseListener(Object modelElement) {

         addElementListener(modelElement);

         if (Model.getFacade().isAAttribute(modelElement)) {

             // We also show stereotypes

             for (Object uml : Model.getFacade().getStereotypes(modelElement)) {

                 addElementListener(uml);

             }

             // We also show the type (of which e.g. the name may change)

             Object type = Model.getFacade().getType(modelElement);

             if (type != null) {

                 addElementListener(type);

             }

         }

     }

     @Override

     public void updateListener(Object modelElement, PropertyChangeEvent pce) {

         if (pce.getSource() == modelElement

                 && ("stereotype".equals(pce.getPropertyName())

                         || ("type".equals(pce.getPropertyName())))) {

             if (pce instanceof AddAssociationEvent) {

                 addElementListener(pce.getNewValue());

             }

             if (pce instanceof RemoveAssociationEvent) {

                 removeElementListener(pce.getOldValue());

             }

         }

     }

 }