test delet state composit state machin known fail net bean mdr build number notest delet composit state omg uml uml uml pkg model implement uml state machin sm uml pkg state machin state machin machin sm state machin creat state machin state state sm simpl state creat simpl state state visibl kind vk machin set state machin ref delet state fail state delet own state machin invalid object except success 