public OperationCallable<UpdateWorkstationClusterRequest, WorkstationCluster, OperationMetadata>
      updateWorkstationClusterOperationCallable() {
    throw new UnsupportedOperationException(
        "Not implemented: updateWorkstationClusterOperationCallable()");
  }
Base stub class for the Workstations service API.

<p>This class is for advanced usage and reflects the underlying API directly.
java-workstations/google-cloud-workstations/src/main/java/com/google/cloud/workstations/v1beta/stub/WorkstationsStub.java