Cómo apache shiro me recuerda funciona
try {
currentUser.login(token);
} catch ( UnknownAccountException uae ) { ...
} catch ( IncorrectCredentialsException ice ) { ...
} catch ( LockedAccountException lae ) { ...
} catch ( ExcessiveAttemptsException eae ) { ...
} ... your own ...
} catch ( AuthenticationException ae ) {
//unexpected error?
}
//No problems, show authenticated view…
Smiling Skipper