Simple Finite State Machine example

Package  Com. Smart. FSM. phonebank;  Public   Class  FSM {  Static State [] [] transtable = New State [State. Values (). Length] [10 ];  Static  {Transtable [State. Start. ordinal ()] [ 1] = State. Chinese; transtable [State. Start. ordinal ()] [ 2] = State. English; transtable [State. Chinese. ordinal ()] [ 0] =State. end; transtable [State. English. ordinal ()] [ 0] = State. end;} State Current = State. Start; State step (State S,  Char  C) {current = Transtable [S. ordinal ()] [C-'0' ];  Return  Current ;}  Public   Static   Void  Main (string [] ARGs) {FSM =New  FSM (); system. Out. println (FSM. Step (FSM. Current, '1' ); System. Out. println (FSM. Step (FSM. Current, '0' ));}}  Package  Com. Smart. FSM. phonebank;  Public   Enum  State {start, Chinese, English, end}