/** {@inheritDoc} */
public User saveUser(User user) throws UserExistsException {
if (user.getVersion() == null) {
// if new user, lowercase userId
user.setUsername(user.getUsername().toLowerCase());
}
// Get and prepare password management-related artifacts
boolean passwordChanged = false;
if (passwordEncoder != null) {
// Check whether we have to encrypt (or re-encrypt) the password
if (user.getVersion() == null) {
// New user, always encrypt
passwordChanged = true;
} else {
// Existing user, check password in DB
String currentPassword = userDao.getUserPassword(user.getUsername());
if (currentPassword == null) {
passwordChanged = true;
} else {
if (!currentPassword.equals(user.getPassword())) {
passwordChanged = true;
}
}
}
// If password was changed (or new user), encrypt it
if (passwordChanged) {
user.setPassword(passwordEncoder.encodePassword(user.getPassword(), null));
}
} else {
log.warn("PasswordEncoder not set, skipping password encryption...");
}
try {
return userDao.saveUser(user);
} catch (DataIntegrityViolationException e) {
// e.printStackTrace();
log.warn(e.getMessage());
throw new UserExistsException("User '" + user.getUsername() + "' already exists!");
} catch (JpaSystemException e) { // needed for JPA
// e.printStackTrace();
log.warn(e.getMessage());
throw new UserExistsException("User '" + user.getUsername() + "' already exists!");
}
}
/** {@inheritDoc} */
public void removeUser(String userId) {
log.debug("removing user: " + userId);
userDao.remove(new Long(userId));
}
/** {@inheritDoc} */
public User getUser(String userId) {
return userDao.get(new Long(userId));
}
/** {@inheritDoc} */
public List<User> getUsers() {
return userDao.getAllDistinct();
}
/**
* {@inheritDoc}
*
* @param username the login name of the human
* @return User the populated user object
* @throws UsernameNotFoundException thrown when username not found
*/
public User getUserByUsername(String username) throws UsernameNotFoundException {
return (User) userDao.loadUserByUsername(username);
}