private void buildPartial0(
            com.google.cloud.tpu.v2alpha1.Reservation.Standard.Usage result) {
          int from_bitField0_ = bitField0_;
          if (((from_bitField0_ & 0x00000001) != 0)) {
            result.total_ = total_;
          }
        }
<pre>
Usage details of a reservation.
</pre>

Protobuf type {@code google.cloud.tpu.v2alpha1.Reservation.Standard.Usage}
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/Reservation.java