// Some comments here
static Object uniqueElement(List results) throws NonUniqueResultException {
	Object result = null;
	if (results != null && !results.isEmpty()) {
		final Object first = results.get(0);
		if (results.size() > 1) {
			for (int i = 1; i < results.size(); i++) {
				if (!results.get(i).equals(first)) {
					throw new NonUniqueResultException(results.size());
				}
			}
			log.warn("Exists " + results.size() + " results in uniqueResult(): "+ first);
		}
		result = first;
	}
	return result;
}