@Transactional("blTransactionManager")
 public State save(State state) {
   return stateDao.save(state);
 }
 public List<State> findStates(String countryAbbreviation) {
   return stateDao.findStates(countryAbbreviation);
 }
 public State findStateByAbbreviation(String abbreviation) {
   return stateDao.findStateByAbbreviation(abbreviation);
 }
 public List<State> findStates() {
   return stateDao.findStates();
 }