All Set operations are required, none are optional. add() and remove() should throw
IllegalArgumentException if the argument is not an AttributeHandle. addAll(), removeAll() and
retainAll() should throw IllegalArgumentException if the argument is not an AttributeHandleSet
All Set operations are required, none are optional. add() and remove() should throw
IllegalArgumentException if the argument is not a DimensionHandle. addAll(), removeAll() and
retainAll() should throw IllegalArgumentException if the argument is not a DimensionHandleSet
All Set operations are required, none are optional. add() and remove() should throw
IllegalArgumentException if the argument is not a FederateHandleHandle. addAll(), removeAll()
and retainAll() should throw IllegalArgumentException if the argument is not a
FederateHandleSet