TestCasAuthenticationUserDetailsService

public class TestCasAuthenticationUserDetailsService implements AuthenticationUserDetailsService {
    @Override
    public UserDetails loadUserDetails(Authentication token) throws UsernameNotFoundException {
        List<GrantedAuthority> authorities = new ArrayList<>();
        authorities.add(new SimpleGrantedAuthority("ROLE_USER"));
        return new User("joe", "joe", authorities);
    }
}