@SuppressWarnings("unchecked")
public List<IntegerOptionItem> getResourceNameOptionItems(int groupId) {
String queryName = ResourceGroup.QUERY_FIND_RESOURCE_NAMES_BY_GROUP_ID;
PageControl pc = PageControl.getUnlimitedInstance();
pc.addDefaultOrderingField("res.name");
Query query = PersistenceUtility.createQueryWithOrderBy(entityManager, queryName, pc);
query.setParameter("groupId", groupId);
List<IntegerOptionItem> results = query.getResultList();