/* $Id: CallStateNotation.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) 2006-2007 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 org.argouml.model.Model;

 import org.argouml.notation.NotationProvider;

 /**

  * This abstract class forms the basis of all Notation providers

  * for the text shown in the Fig that represents the CallState.

  * Subclass this for all languages.

  *

  * @author Michiel van der Wulp

  */

 public abstract class CallStateNotation extends NotationProvider {

     /**

      * The constructor.

      *

      * @param callState the UML element

      */

     public CallStateNotation(Object callState) {

         if (!Model.getFacade().isACallState(callState)) {

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

         }

     }

     @Override

     public void initialiseListener(Object modelElement) {

         // register for events from all modelelements

         // that change the name and body text

         // i.e. when the CallAction is replaced:

         addElementListener(modelElement, 

                 new String[] {"entry", "name", "remove"});

         Object entryAction = Model.getFacade().getEntry(modelElement);

         if (Model.getFacade().isACallAction(entryAction)) {

             // and when the Operation is replaced:

             addElementListener(entryAction, "operation");

             Object operation = Model.getFacade().getOperation(entryAction);

             if (operation != null) {

                 // and when the owner is replaced (unlikely for operations),

                 // and when the operation changes name:

                 addElementListener(operation,

                         new String[] {"owner", "name"});

                 Object classifier = Model.getFacade().getOwner(operation);

                 // and when the class changes name:

                 addElementListener(classifier, "name");

             }

         }

     }

 }