// $Id: CrOppEndConflict.java,v 1.9 2004/09/21 19:03:25 mvw Exp $
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// File: CrOppEndConflict.java
// Classes: CrOppEndConflict
// Original Author: jrobbins@ics.uci.edu
// $Id: CrOppEndConflict.java,v 1.9 2004/09/21 19:03:25 mvw Exp $

package org.argouml.uml.cognitive.critics;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;

import org.argouml.cognitive.Designer;
import org.argouml.cognitive.critics.Critic;
import org.argouml.model.ModelFacade;
import org.argouml.model.uml.foundation.core.CoreHelper;
/** Well-formedness rule [2] for MClassifier. See page 29 of UML 1.1
 *  Semantics. OMG document ad/97-08-04. */
//TODO: split into an inherited attr critic and a local
//attr critic
public class CrOppEndConflict extends CrUML {
    
    /**
     * The constructor.
     * 
     */
    public CrOppEndConflict() {
        setHeadline("Rename MAssociation Roles");
        addSupportedDecision(CrUML.DEC_INHERITANCE);
        addSupportedDecision(CrUML.DEC_RELATIONSHIPS);
        addSupportedDecision(CrUML.DEC_NAMING);
        setKnowledgeTypes(Critic.KT_SYNTAX);
        addTrigger("associationEnd");
    }
    
    /**
     * @see org.argouml.uml.cognitive.critics.CrUML#predicate2(
     * java.lang.Object, org.argouml.cognitive.Designer)
     */
    public boolean predicate2(Object dm, Designer dsgr) {
        boolean problem = NO_PROBLEM;
        if (ModelFacade.isAClassifier(dm)) {
            Collection col = CoreHelper.getHelper().getAssociations(dm);
            List names = new ArrayList();
            Iterator it = col.iterator();
            String name = null;
            while (it.hasNext()) {
                name = ModelFacade.getName(it.next());
                if (name == null || name.equals("")) continue;
                if (names.contains(name)) {
                    problem = PROBLEM_FOUND;
                    break;
                }
            }
        }
        return problem;
    }                
        
} /* end class CrOppEndConflict.java */