public Builder mergeFrom(com.google.cloud.tpu.v2alpha1.Reservation.Standard.Usage other) {
          if (other
              == com.google.cloud.tpu.v2alpha1.Reservation.Standard.Usage.getDefaultInstance())
            return this;
          if (other.getTotal() != 0L) {
            setTotal(other.getTotal());
          }
          this.mergeUnknownFields(other.getUnknownFields());
          onChanged();
          return this;
        }
<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