+ public Object get(String stateID)
+ {
+ throw new IllegalArgumentException("No high level state with ID " + stateID);
+ }
+
+ @Override
+ public void set(String stateID, Object newState)
+ {
+ throw new IllegalArgumentException("No high level state with ID " + stateID);
+ }
+
+ @Override
+ public void addListener(String stateID, Consumer<Object> stateChanged)