public void upgradeLevels() {
List<User> users = userDao.getAll();
for (User user : users) {
if (canUpgradeLevel(user)) {
upgradeLevel(user);
}
}
}
protected void upgradeLevel(User user) {
user.upgradeLevel();
userDao.update(user);
sendUpgradeEMail(user);
}
public void add(User user) {
if (user.getLevel() == null) user.setLevel(Level.BASIC);
userDao.add(user);
}