@java.lang.Override
  public final boolean isInitialized() {
    byte isInitialized = memoizedIsInitialized;
    if (isInitialized == 1) return true;
    if (isInitialized == 0) return false;

    memoizedIsInitialized = 1;
    return true;
  }
<pre>
The names of the nodes to perform maintenance on.
</pre>

<code>repeated string node_names = 2;</code>

@param index The index of the value to return.
@return The bytes of the nodeNames at the given index.
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/PerformMaintenanceQueuedResourceRequest.java