@java.lang.Override
  public com.google.cloud.tpu.v2alpha1.QueuedResource.BestEffortOrBuilder getBestEffortOrBuilder() {
    if (tierCase_ == 3) {
      return (com.google.cloud.tpu.v2alpha1.QueuedResource.BestEffort) tier_;
    }
    return com.google.cloud.tpu.v2alpha1.QueuedResource.BestEffort.getDefaultInstance();
  }
<pre>
The BestEffort tier.
</pre>

<code>.google.cloud.tpu.v2alpha1.QueuedResource.BestEffort best_effort = 3;</code>
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/QueuedResource.java