/* $Id: CrMissingAttrName.java 17849 2010-01-12 19:50:34Z linus $
 *****************************************************************************
 * Copyright (c) 2009 Contributors - see below
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    maurelio1234
 *****************************************************************************
 *
 * Some portions of this file was previously release using the BSD License:
 */

// Copyright (c) 1996-2007 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
// 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
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package org.argouml.uml.cognitive.critics;

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

import javax.swing.Icon;

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

/**
 * A critic to detect whether an attribute has a name
 */
public class CrMissingAttrName extends CrUML {

    /**
     * The constructor.
     */
    public CrMissingAttrName() {
        setupHeadAndDesc();
	addSupportedDecision(UMLDecision.NAMING);
	setKnowledgeTypes(Critic.KT_SYNTAX);
	addTrigger("name");
    }

    /*
     * @see org.argouml.uml.cognitive.critics.CrUML#predicate2(
     *      java.lang.Object, org.argouml.cognitive.Designer)
     */
    public boolean predicate2(Object dm, Designer dsgr) {
	if (!(Model.getFacade().isAAttribute(dm))) return NO_PROBLEM;
	Object attr = dm;
	String myName = Model.getFacade().getName(attr);
	if (myName == null
            || "".equals(myName)) return PROBLEM_FOUND;
	if (myName.length() == 0) return PROBLEM_FOUND;
	return NO_PROBLEM;
    }

    /*
     * @see org.argouml.cognitive.Poster#getClarifier()
     */
    public Icon getClarifier() {
	return ClAttributeCompartment.getTheInstance();
    }

    /*
     * @see org.argouml.cognitive.critics.Critic#initWizard(
     *         org.argouml.cognitive.ui.Wizard)
     */
    public void initWizard(Wizard w) {
	if (w instanceof WizMEName) {
	    ToDoItem item = (ToDoItem) w.getToDoItem();
	    Object me = item.getOffenders().get(0);
	    String ins = super.getInstructions();
	    String sug = super.getDefaultSuggestion();
	    if (Model.getFacade().isAAttribute(me)) {
		Object a = me;
		int count = 1;
		if (Model.getFacade().getOwner(a) != null)
		    count = Model.getFacade().getFeatures(
		            Model.getFacade().getOwner(a)).size();
		sug = "attr" + (count + 1);
	    }
	    ((WizMEName) w).setInstructions(ins);
	    ((WizMEName) w).setSuggestion(sug);
	}
    }

    /*
     * @see org.argouml.cognitive.critics.Critic#getWizardClass(org.argouml.cognitive.ToDoItem)
     */
    public Class getWizardClass(ToDoItem item) { return WizMEName.class; }

    /*
     * @see org.argouml.uml.cognitive.critics.CrUML#getCriticizedDesignMaterials()
     */
    public Set<Object> getCriticizedDesignMaterials() {
        Set<Object> ret = new HashSet<Object>();
        ret.add(Model.getMetaTypes().getAttribute());
        return ret;
    }
    
}