/* $Id: CompositeModelInterpreter.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:

  *    tfmorris

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

  *

  * 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 java.util.HashSet;

 import java.util.Map;

 import java.util.Set;

 /**

  * Represents a composite ModelInterpreter

  * 

  * @author maurelio1234

  */

 public class CompositeModelInterpreter implements ModelInterpreter {

     private Set<ModelInterpreter> set = new HashSet<ModelInterpreter>();

     /**

      * Adds a ModelInterpreter to this set

      * 

      * @param mi the model interpreter

      */

     public void addModelInterpreter(ModelInterpreter mi) {

         set.add(mi);

     }

     /*

      * @see org.argouml.profile.internal.ocl.ModelInterpreter#invokeFeature(java.util.HashMap,

      *      java.lang.Object, java.lang.String, java.lang.String,

      *      java.lang.Object[])

      */

     public Object invokeFeature(Map<String, Object> vt, Object subject,

             String feature, String type, Object[] parameters) {

         for (ModelInterpreter mi : set) {

             Object ret = mi.invokeFeature(vt, subject, feature, type,

                     parameters);

             if (ret != null) {

                 return ret;

             }

         }

         return null;

     }

     /*

      * @see org.argouml.profile.internal.ocl.ModelInterpreter#getBuiltInSymbol(java.lang.String)

      */

     public Object getBuiltInSymbol(String sym) {

         for (ModelInterpreter mi : set) {

             Object ret = mi.getBuiltInSymbol(sym);

             if (ret != null) {

                 return ret;

             }

         }

         return null;

     }

 }