Bug 315281 update copyrights for 3.6
bundles/org.eclipse.core.databinding.property/src/org/eclipse/core/databinding/property/set/SetProperty.java
/**
	 * Returns a Set with the current contents of the source's set property
	 * 
	 * @param source
	 *            the property source
	 * @return a Set with the current contents of the source's set property
	 * @since 1.3
	 * @noreference This method is not intended to be referenced by clients.
	 */
	protected Set doGetSet(Object source) {
		IObservableSet observable = observe(source);
		try {
			return new IdentitySet(observable);
		} finally {
			observable.dispose();
		}
	}
	/**
	 * @since 1.3
	 */
	public final void setSet(Object source, Set set) {
		if (source != null) {
			doSetSet(source, set);
		}
	}
	/**
	 * Updates the property on the source with the specified change.
	 * 
	 * @param source
	 *            the property source