public Builder mergeHandleTimer(JInPiqi.handle_timer value) {
        if (handleTimerBuilder_ == null) {
          if (((bitField0_ & 0x00000010) == 0x00000010) &&
              handleTimer_ != JInPiqi.handle_timer.getDefaultInstance()) {
            handleTimer_ =
              JInPiqi.handle_timer.newBuilder(handleTimer_).mergeFrom(value).buildPartial();
          } else {
            handleTimer_ = value;
          }
          onChanged();
        } else {
          handleTimerBuilder_.mergeFrom(value);
        }
        bitField0_ |= 0x00000010;
        return this;
      }