public int createUser(CalendarUser user) {
   return userDao.createUser(user);
 }
 public CalendarUser findUserByEmail(String email) {
   return userDao.findUserByEmail(email);
 }
 public List<CalendarUser> findUsersByEmail(String partialEmail) {
   return userDao.findUsersByEmail(partialEmail);
 }
 public CalendarUser getUser(int id) {
   return userDao.getUser(id);
 }