void add (in StateType state);
void remove (in StateType state);
boolean equals (in StateSet stateSet);
- void compare (in StateSet compareState, out StateSet differenceSet);
+ /* returns a 'difference set' */
+ StateSet compare (in StateSet compareState);
boolean isEmpty ();
+
+ /**
+ * unImplemented:
+ *
+ * placeholders for future expansion.
+ */
+ void unImplemented ();
+ void unImplemented2 ();
};
};