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/*******************************************************************************
* Copyright (c) 2009 Oracle. 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:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.utility.internal.model.value;
import org.eclipse.jpt.utility.model.event.PropertyChangeEvent;
import org.eclipse.jpt.utility.model.value.PropertyValueModel;
import org.eclipse.jpt.utility.model.value.WritablePropertyValueModel;
/**
* A simple implementation of {@link WritablePropertyValueModel} that actually
* ... <i>isn't</i> ... writable. It can however be used in places that require a
* {@link WritablePropertyValueModel} and where the developer is sure that no
* attempt will be made to write to it.
*/
public class ReadOnlyWritablePropertyValueModelWrapper<T>
extends PropertyValueModelWrapper<T>
implements WritablePropertyValueModel<T>
{
public ReadOnlyWritablePropertyValueModelWrapper(PropertyValueModel<? extends T> valueHolder) {
super(valueHolder);
}
public T getValue() {
return this.valueHolder.getValue();
}
public void setValue(T value) {
throw new UnsupportedOperationException("setValue");
}
@Override
protected void valueChanged(PropertyChangeEvent event) {
firePropertyChanged(event.clone(this));
}
}
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