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The source code

// $Id: WizAddConstructor.java,v 1.5 2004/09/27 18:31:27 mvw Exp $
// Copyright (c) 2004 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.uml.cognitive.critics;

import java.util.Collection;
import java.util.Iterator;
import org.tigris.gef.util.VectorSet;
import javax.swing.JPanel;

import org.argouml.cognitive.ui.WizStepTextField;
import org.argouml.i18n.Translator;
import org.argouml.model.ModelFacade;
import org.argouml.model.uml.UmlFactory;
import org.argouml.model.uml.foundation.extensionmechanisms.ExtensionMechanismsHelper;
import org.argouml.model.uml.modelmanagement.ModelManagementHelper;
import org.argouml.ui.targetmanager.TargetManager;
import org.argouml.uml.ProfileJava;
import org.argouml.kernel.Wizard;

/**
 * A wizard to add a constructor to a classifier
 *
 * @author  d00mst (copied from WizAddOperation by mkl)
 * @since February 7, 2004, 12:35 AM
 */
public class WizAddConstructor extends Wizard {
    
    private WizStepTextField step1 = null;
    private String label = Translator.localize("UMLMenu", "label.name");
    private String instructions =
	"Please change the name of the offending model element.";
    private String suggestion = "suggestion";
    private String origSuggest = "suggestion";
    //private boolean mustEdit = false;
    
    /**
     * Creates a new instance of WizAddConstructor
     */
    public WizAddConstructor() {
        super();
    }
    
    /**
     * @see org.argouml.kernel.Wizard#doAction(int)
     */
    public void doAction(int oldStep) {
	Object oper;
	Collection savedTargets;

	switch (oldStep) {
	case 1:
	    String newName = suggestion;
	    if (step1 != null)
		newName = step1.getText();
	    Object me = getModelElement();
	    savedTargets = TargetManager.getInstance().getTargets();
	    oper =
		UmlFactory.getFactory().getCore().buildOperation(me, newName);
	    ModelFacade.setStereotype(oper, getCreateStereotype(oper));
	    TargetManager.getInstance().setTargets(savedTargets);
	}
    }

    /**
     * Finds the <> stereotype for an object. It is assumed to be
     * available from the java profile.
     *
     * @param obj is the object the stereotype should be applicable to.
     * @return a suitable stereotype, or null.
     */
    private Object getCreateStereotype(Object obj) {
	Iterator iter =
		ModelFacade.getOwnedElements(ProfileJava.getInstance()
			.getProfileModel())
		.iterator();

	while (iter.hasNext()) {
	    Object stereo = iter.next();
	    if (!ModelFacade.isAStereotype(stereo)
		|| !"create".equals(ModelFacade.getName(stereo)))
		continue;

	    if (ExtensionMechanismsHelper.getHelper()
		    .isValidStereoType(obj, stereo)) {
		return ModelManagementHelper.getHelper()
		    .getCorrespondingElement(stereo,
					     ModelFacade.getModel(obj));
	    }
	}

	return null;
    }

    /**
     * @see org.argouml.kernel.Wizard#getNumSteps()
     */
    public int getNumSteps() {
        return 1;
    }
    
    /**
     * @return the offending modelelement
     */
    public Object getModelElement() {
        if (getToDoItem() != null) {
            VectorSet offs = getToDoItem().getOffenders();
            if (offs.size() >= 1) {
                Object me = /*(MModelElement)*/ offs.elementAt(0);
                return me;
            }
        }
        return null;
    }
    
    /**
     * @return the suggestion string
     */
    public String getSuggestion() {
        if (suggestion != null) return suggestion;
        Object me = getModelElement();
        if (me != null) {
            String n = ModelFacade.getName(me);
            return n;
        }
        return "";
    }

    /**
     * @param s set a new suggestion string
     */
    public void setSuggestion(String s) {
	suggestion = s;
	origSuggest = s;
    }
    
    /**
     * @param s set a new instruction string
     */
    public void setInstructions(String s) {
	instructions = s;
    }
    
    /**
     * @param b
     */
    /*public void setMustEdit(boolean b) {
	mustEdit = b;
    }*/
    
    /**
     * Create a new panel for the given step.
     *
     * @param newStep The step.
     * @return The panel.
     */
    public JPanel makePanel(int newStep) {
        switch (newStep) {
	case 1:
	    if (step1 == null) {
		step1 = new WizStepTextField(this, instructions,
					      label, getSuggestion());
	    }
	    return step1;
        }
        return null;
    }
}

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