Ptidej-v5.2-master/POM Tests/data/ArgoUML_0.28/src/org/argouml/uml/cognitive/critics/UMLWizard.java
// $Id: UMLWizard.java 12950 2007-07-01 08:10:04Z tfmorris $
// Copyright (c) 2003-2007 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
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// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
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package org.argouml.uml.cognitive.critics;

import org.argouml.cognitive.ToDoItem;
import org.argouml.cognitive.ListSet;
import org.argouml.cognitive.critics.Wizard;
import org.argouml.model.Model;


/**
 * UMLWizard is an abstract convenience implementation for UML Wizards,
 * which provides common methods to all its subclasses.
 * @author mkl
 * @see org.argouml.cognitive.critics.Wizard
 */
public abstract class UMLWizard extends Wizard {

    /**
     * The suggestion string.
     */
    private String suggestion;

    /**
     * The constructor.
     *
     */
    public UMLWizard() {
        super();
    }

    /**
     * Preset the number of steps to 1. You need to override this
     * method, in case your Wizard requires a different number of steps.
     * This method is a convenience implementation.
     * 
     * {@inheritDoc}
     */
    public int getNumSteps() {
        return 1;
    }

    /**
     * @return the offending modelelement
     */
    public Object getModelElement() {
        if (getToDoItem() != null) {
            ToDoItem item = (ToDoItem) getToDoItem();
            ListSet offs = item.getOffenders();
            if (offs.size() >= 1) {
                Object me = offs.get(0);
                return me;
            }
        }
        return null;
    }

    /**
     * @return the suggestion string
     */
    public String offerSuggestion() {
        if (suggestion != null) return suggestion;
        Object me = getModelElement();
        if (me != null) {
            String n = Model.getFacade().getName(me);
            return n;
        }
        return "";
    }

    /**
     * @param s set a new suggestion string
     */
    public void setSuggestion(String s) {
	suggestion = s;
    }

    /**
     * @return returns the suggestion string
     */
    public String getSuggestion() {
        return suggestion;
    }
}
