public Builder setNydusExit(org.bwapi.proxy.messages.GameMessages.UnitId value) {
        if (nydusExitBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          nydusExit_ = value;
          onChanged();
        } else {
          nydusExitBuilder_.setMessage(value);
        }
        bitField1_ |= 0x01000000;
        return this;
      }