Ptidej-v5.2-master/POM Tests/data/ArgoUML_0.28/src/org/argouml/profile/internal/ocl/ContextApplicable.java
// $Id: ContextApplicable.java 16428 2008-12-23 00:41:14Z tfmorris $
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package org.argouml.profile.internal.ocl;

import org.apache.log4j.Logger;
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 static final Logger LOG = Logger.getLogger(ContextApplicable.class);

    private boolean applicable = true;

    private Object modelElement;

    /**
     * Constructors
     * 
     * @param element the model element
     */
    public ContextApplicable(Object element) {
        this.modelElement = element;
    }

    /**
     * @return Returns the applicable.
     */
    public boolean isApplicable() {
        return applicable;
    }

    /**
     * @param node
     * @see tudresden.ocl.parser.analysis.DepthFirstAdapter#caseAClassifierContext(tudresden.ocl.parser.node.AClassifierContext)
     */
    public void caseAClassifierContext(AClassifierContext node) {
        String metaclass = ("" + node.getPathTypeName()).trim();
        applicable &= Model.getFacade().isA(metaclass, modelElement);
    }

    /**
     * @param node
     * @see tudresden.ocl.parser.analysis.DepthFirstAdapter#inAPreStereotype(tudresden.ocl.parser.node.APreStereotype)
     */
    public void inAPreStereotype(APreStereotype node) {
        applicable = false;
    }

    /**
     * @param node
     * @see tudresden.ocl.parser.analysis.DepthFirstAdapter#inAPostStereotype(tudresden.ocl.parser.node.APostStereotype)
     */
    public void inAPostStereotype(APostStereotype node) {
        applicable = false;
    }

}
