@Test
public void testValidateStateForUniqueIdentifier() {

    ExampleServiceState state = new ExampleServiceState();
    state.id = null;
    state.required = "testRequiredField";
    ServiceDocumentDescription desc = buildStateDescription(ExampleServiceState.class, null);
    Utils.validateState(desc, state);
    Assert.assertNotNull("Unique Identifier was not provided a default UUID", state.id);
}