/* $Id: ContextApplicable.java 17836 2010-01-12 19:06:55Z 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:

  *    euluis

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

  *

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

  */

 // Copyright (c) 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.profile.internal.ocl;

 import org.argouml.model.Model;

 import tudresden.ocl.parser.analysis.DepthFirstAdapter;

 import tudresden.ocl.parser.node.AClassifierContext;

 import tudresden.ocl.parser.node.APostStereotype;

 import tudresden.ocl.parser.node.APreStereotype;

 /**

  * Checks the context clause of the OCL expression to verify if it is applicable

  * to the given model element.

  *

  * @author maurelio1234

  */

 public class ContextApplicable extends DepthFirstAdapter {

     private boolean applicable = true;

     private Object modelElement;

     /**

      * Constructor.

      *

      * @param element the model element

      */

     public ContextApplicable(Object element) {

         this.modelElement = element;

     }

     /**

      * @return Returns the applicable.

      */

     public boolean isApplicable() {

         return applicable;

     }

     /**

      * @param node the node visited

      * @see tudresden.ocl.parser.analysis.DepthFirstAdapter#caseAClassifierContext(tudresden.ocl.parser.node.AClassifierContext)

      */

     @Override

     public void caseAClassifierContext(AClassifierContext node) {

         String metaclass = ("" + node.getPathTypeName()).trim();

         applicable &= Model.getFacade().isA(metaclass, modelElement);

     }

     /**

      * @param node the node visited

      * @see tudresden.ocl.parser.analysis.DepthFirstAdapter#inAPreStereotype(tudresden.ocl.parser.node.APreStereotype)

      */

     public void inAPreStereotype(APreStereotype node) {

         applicable = false;

     }

     /**

      * @param node the node visited

      * @see tudresden.ocl.parser.analysis.DepthFirstAdapter#inAPostStereotype(tudresden.ocl.parser.node.APostStereotype)

      */

     public void inAPostStereotype(APostStereotype node) {

         applicable = false;

     }

 }