@java.lang.Override
    public boolean hasGuaranteed() {
      return tierCase_ == 4;
    }
<pre>
The Guaranteed tier.
</pre>

<code>.google.cloud.tpu.v2alpha1.QueuedResource.Guaranteed guaranteed = 4;</code>

@return Whether the guaranteed field is set.
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/QueuedResource.java