public Builder setRecipient(
          JOutPiqi.recipient.Builder builderForValue) {
        if (recipientBuilder_ == null) {
          recipient_ = builderForValue.build();
          onChanged();
        } else {
          recipientBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x00000001;
        return this;
      }