Bug 315281 update copyrights for 3.6
bundles/org.eclipse.core.databinding.property/src/org/eclipse/core/databinding/property/set/ISetProperty.java
* @since 1.3
	 */
	public void setSet(Object source, Set set);
	/**
	 * Updates the property on the source with the specified change.
	 * <p>
	 * <b>Note:</b> This method is made available to facilitate basic property
	 * access. However if the property source lacks property change
	 * notification, then observables on the source object may not be notified
	 * of the change. In most cases it is preferable to modify the source
	 * through an {@link IObservableSet} than through the property directly.
	 * </p>
	 * 
	 * @param source
	 *            the property source (may be null)
	 * @param diff
	 *            a diff describing the change
	 * @since 1.3
	 */
	public void updateSet(Object source, SetDiff diff);
	/**
	 * Returns an observable set observing this set property on the given
	 * property source
	 * 
	 * @param source
	 *            the property source
	 * @return an observable set observing this set property on the given
	 *         property source
	 */
	public IObservableSet observe(Object source);