/*******************************************************************************
* Copyright (c) 2005, 2009 Spring IDE Developers
* 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:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.core.model;
import org.eclipse.core.runtime.ListenerList;
import org.springframework.ide.eclipse.core.model.ModelChangeEvent.Type;
/**
* Default implementation of the common protocol for a model.
* @author Torsten Juergeleit
* @author Christian Dupuis
*/
public abstract class AbstractModel extends AbstractModelElement implements IModel {
private ListenerList listeners;
public AbstractModel(IModelElement parent, String name) {
super(parent, name);
listeners = new ListenerList();
}
public int getElementType() {
return IModelElementTypes.MODEL_TYPE;
}
public final void addChangeListener(IModelChangeListener listener) {
listeners.add(listener);
}
public final void removeChangeListener(IModelChangeListener listener) {
listeners.remove(listener);
}
public final void notifyListeners(IModelElement element, Type type) {
ModelChangeEvent event = new ModelChangeEvent(element, type);
for (Object listener : listeners.getListeners()) {
((IModelChangeListener) listener).elementChanged(event);
}
}
}