public com.google.cloud.tpu.v2.QueuedResource.QueueingPolicyOrBuilder
        getQueueingPolicyOrBuilder() {
      if (queueingPolicyBuilder_ != null) {
        return queueingPolicyBuilder_.getMessageOrBuilder();
      } else {
        return queueingPolicy_ == null
            ? com.google.cloud.tpu.v2.QueuedResource.QueueingPolicy.getDefaultInstance()
            : queueingPolicy_;
      }
    }
<pre>
Optional. The queueing policy of the QueuedRequest.
</pre>

<code>
.google.cloud.tpu.v2.QueuedResource.QueueingPolicy queueing_policy = 5 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-tpu/proto-google-cloud-tpu-v2/src/main/java/com/google/cloud/tpu/v2/QueuedResource.java