@java.lang.Override
  public boolean hasNode() {
    return ((bitField0_ & 0x00000001) != 0);
  }
<pre>
Required. The node.
</pre>

<code>.google.cloud.tpu.v1.Node node = 3 [(.google.api.field_behavior) = REQUIRED];</code>

@return Whether the node field is set.
java-tpu/proto-google-cloud-tpu-v1/src/main/java/com/google/cloud/tpu/v1/CreateNodeRequest.java