@Override
 public void applyHolidays() {
   dao.applyHolidays();
 }
 @Override
 public void save(Holiday h) {
   dao.save(h);
 }
 @Override
 public Holiday get(Integer id) {
   return dao.getHoliday(id);
 }
 @Override
 public void remove(Integer id) {
   dao.remove(dao.getHoliday(id));
 }
 @Override
 public List<Holiday> getHolidays(Date begin, Date end) {
   return dao.getHolidays(begin, end);
 }