左程云左神_算法与数据结构进阶班

Override    public Authentication authenticate(Authentication authentication) {        MobilePasswordAuthenticationToken authenticationToken = (MobilePasswordAuthenticationToken) authentication;        String mobile = (String) authenticationToken.getPrincipal();        String password = (String) authenticationToken.getCredentials();        SecurityUser user = userDetailsService.loadUserByMobile(mobile);        if (user == null) {