// $Id: AbstractUmlModelFactory.java,v 1.24 2004/08/08 12:43:09 mvw Exp $
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// 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.model.uml;

import org.argouml.model.ModelFacade;
import org.argouml.uml.UUIDManager;

import ru.novosoft.uml.MBase;

/**
 * Abstract Class that every model package factory should implement
 * to share the initialize() method.
 *
 * @since ARGO0.11.2
 * @author Thierry Lach
 */
public abstract class AbstractUmlModelFactory {

    /**
     * Default constructor.
     */
    protected AbstractUmlModelFactory() {
    }

    /**
     * Initialized some new modelelement o
     * @param o The new modelelement
     */
    protected void initialize(Object o) {
        if (o instanceof MBase) {
            if (((MBase) o).getUUID() == null) {
                ((MBase) o).setUUID(UUIDManager.getInstance().getNewUUID());
            }            
            addListenersToModelElement(o);
            UmlModelEventPump pump = UmlModelEventPump.getPump();
            EventListenerList[] lists =
                pump.getClassListenerMap().getListenerList(o.getClass());
            for (int i = 0; i < lists.length; i++) {
                Object[] listenerList = lists[i].getListenerList();
                for (int j = 0; j < listenerList.length; j += 3) {
                    pump.addModelEventListener(
					       listenerList[j + 2],
					       o,
					       (String) listenerList[j + 1]);
                }
            }
        }
    }


    /**
     * Adds all interested (and centralized) listeners to the given
     * modelelement handle.
     *
     * @param handle the modelelement the listeners are interested in
     */
    public void addListenersToModelElement(Object handle) {
        if (ModelFacade.isABase(handle)) {
            Object base = handle;
            UmlModelEventPump pump = UmlModelEventPump.getPump();
            
            ((MBase) base).addMElementListener(pump);
            pump.addModelEventListener(ExplorerNSUMLEventAdaptor.getInstance(),
				       base);
            pump.addModelEventListener(UmlModelListener.getInstance(), base);
        }
    }
}