/**
* <copyright>
*
* Copyright (c) 2008 Matthew Hall and others.
* 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:
* Matthew Hall - initial API and implementation (bug 221704)
* Matthew Hall - bug 246625
* Tom Schindl <tom.schindl@bestsolution.at> - port to EMF in 262160
* </copyright>
*
* $Id: EMFObservableMapDecorator.java,v 1.2 2009/05/28 10:02:03 emerks Exp $
*/
package org.eclipse.emf.databinding.internal;
import org.eclipse.core.databinding.observable.IObservable;
import org.eclipse.core.databinding.observable.IObserving;
import org.eclipse.core.databinding.observable.map.DecoratingObservableMap;
import org.eclipse.core.databinding.observable.map.IObservableMap;
import org.eclipse.emf.databinding.IEMFObservable;
import org.eclipse.emf.ecore.EStructuralFeature;
/**
* {@link IEMFObservable} decorator for an {@link IObservableMap}.
*
* <p><b>PROVISIONAL:</b> This API is subject to arbitrary change, including renaming or removal.</p>
*
* @since 2.5
*/
public class EMFObservableMapDecorator extends DecoratingObservableMap implements IEMFObservable
{
private EStructuralFeature eStructuralFeature;
/**
* @param decorated
* @param eStructuralFeature
*/
public EMFObservableMapDecorator(IObservableMap decorated, EStructuralFeature eStructuralFeature)
{
super(decorated, true);
this.eStructuralFeature = eStructuralFeature;
}
@Override
public synchronized void dispose()
{
this.eStructuralFeature = null;
super.dispose();
}
public Object getObserved()
{
IObservable decorated = getDecorated();
if (decorated instanceof IObserving)
return ((IObserving)decorated).getObserved();
return null;
}
public EStructuralFeature getStructuralFeature()
{
return eStructuralFeature;
}
}