* Initialize name instances
*/
@Before
public void initNames() throws Exception
{
RestrictedByElem rbiA = new RestrictedByElem( new AttributeType( "aa" ), new AttributeType( "aa" ) );
RestrictedByElem rbiB = new RestrictedByElem( new AttributeType( "bb" ), new AttributeType( "bb" ) );
RestrictedByElem rbiC = new RestrictedByElem( new AttributeType( "cc" ), new AttributeType( "cc" ) );
RestrictedByElem rbiD = new RestrictedByElem( new AttributeType( "dd" ), new AttributeType( "dd" ) );
Set<RestrictedByElem> colA = new HashSet<RestrictedByElem>();
colA.add( rbiA );
colA.add( rbiB );
colA.add( rbiC );