Bug 158687 [Databinding] WritableValue throws ValueChange events when a change has not occurred
WritableValue currently throws a ValueChange event anytime the value is set rather than just when the value changes. Attaching patch...
bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/observable/value/WritableValue.java
/*******************************************************************************
 * Copyright (c) 2006 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 ******************************************************************************/
package org.eclipse.jface.databinding.observable.value;
import org.eclipse.jface.databinding.observable.Diffs;
/**
 * @since 1.0
 * 
 */
public class WritableValue extends AbstractObservableValue {
	private final Object valueType;
	/**
	 * @param initialValue
	 */
	public WritableValue(Object initialValue) {
		this(null, initialValue);
	}