public ResponseMapUnitMove(int status, String sessionId, ISender sender, byte[] datas)
     throws Exception {
   super(MessageId.MI_RESPONSE_MAP_UNIT_MOVE_VALUE, status, sessionId, sender, datas);
   builder = RESPONSE_MAP_UNIT_MOVE.newBuilder();
   if (datas != null) {
     builder.mergeFrom(datas);
   }
 }
 public ResponseMapUnitMove() {
   super();
   builder = RESPONSE_MAP_UNIT_MOVE.newBuilder();
   messageId = MessageId.MI_RESPONSE_MAP_UNIT_MOVE_VALUE;
 }