Ptidej-v5.2-master/POM Tests/data/ArgoUML_0.28/src/org/argouml/uml/cognitive/critics/CrCrossNamespaceAssoc.java
// $Id: CrCrossNamespaceAssoc.java 15512 2008-08-05 17:33:53Z maurelio1234 $
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package org.argouml.uml.cognitive.critics;

import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

import org.argouml.cognitive.Critic;
import org.argouml.cognitive.Designer;
import org.argouml.model.Model;
import org.argouml.uml.cognitive.UMLDecision;

/**
 * A critic to check that the classifiers associated with the ends of an
 * association are in the same namespace as the association.<p>
 *
 * This is the fourth well-formedness rule for associations in the UML 1.3
 * standard (see section 2.5.3 of the standard).<p>
 *
 * Well-formedness rule [4] for Association. See page 52 of UML 1.4
 * Semantics. OMG document UML 1.4.2 formal/04-07-02.
 * 
 * See the ArgoUML User Manual: Classifier not in Namespace of its Association
 *
 * @author Jason Robbins
 */
public class CrCrossNamespaceAssoc extends CrUML {
    /**
     * Constructor for the critic.<p>
     *
     * Sets up the resource name, which will allow headline and description
     * to found for the current locale. Provides a design issue category
     * (MODULARITY) and a knowledge type (SYNTAX).
     */
    public CrCrossNamespaceAssoc() {
        setupHeadAndDesc();
        addSupportedDecision(UMLDecision.MODULARITY);
        setKnowledgeTypes(Critic.KT_SYNTAX);
    }

    /**
     * The trigger for the critic.<p>
     *
     * Get the association. Then loop through the association ends, checking
     * that their associated classifiers are in the namespace, i.e. are part of
     * the same model or subsystem.<p>
     *
     * @param  dm    the {@link java.lang.Object Object} to be checked against
     *               the critic.
     *
     * @param  dsgr  the {@link org.argouml.cognitive.Designer Designer}
     *               creating the model. Not used, this is for future
     *               development of ArgoUML.
     *
     * @return       {@link #PROBLEM_FOUND PROBLEM_FOUND} if the critic is
     *               triggered, otherwise {@link #NO_PROBLEM NO_PROBLEM}.
     */
    public boolean predicate2(Object dm, Designer dsgr) {
        // Only look at associations
        if (!Model.getFacade().isAAssociation(dm)) {
            return NO_PROBLEM;
        }

        Object ns = Model.getFacade().getNamespace(dm);
        if (ns == null) {
            return PROBLEM_FOUND;
        }

        // Get the Association and its connections.
        // Iterate over all the AssociationEnds and check that each connected
        // classifier is in the same sub-system or model
        Iterator assocEnds = Model.getFacade().getConnections(dm).iterator();
        while (assocEnds.hasNext()) {
            // The next AssociationEnd, and its classifier. Check the
            // classifier is in the namespace of the association. If not we
            // have a problem.
            Object clf = Model.getFacade().getType(assocEnds.next());
            if (clf != null && ns != Model.getFacade().getNamespace(clf)) {
                return PROBLEM_FOUND;
            }
        }
        // If we drop out there is no problem
        return NO_PROBLEM;
    }
    
    /*
     * @see org.argouml.uml.cognitive.critics.CrUML#getCriticizedDesignMaterials()
     */
    public Set<Object> getCriticizedDesignMaterials() {
        Set<Object> ret = new HashSet<Object>();
        ret.add(Model.getMetaTypes().getAssociationClass());
        return ret;
    }
    
} /* end class CrCrossNamespaceAssoc */
