public Builder setTech(
          org.bwapi.proxy.messages.GameMessages.TechType.Builder builderForValue) {
        if (techBuilder_ == null) {
          tech_ = builderForValue.build();
          onChanged();
        } else {
          techBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x00000004;
        return this;
      }