public Builder setHatchery(
          org.bwapi.proxy.messages.GameMessages.UnitId.Builder builderForValue) {
        if (hatcheryBuilder_ == null) {
          hatchery_ = builderForValue.build();
          onChanged();
        } else {
          hatcheryBuilder_.setMessage(builderForValue.build());
        }
        bitField3_ |= 0x00000080;
        return this;
      }