in authentication-server/src/main/java/org/apache/servicecomb/fence/authentication/JDBCUserDetailsManager.java [36:43]
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
UserInfo info = userMapper.selectUserByUsername(username);
if (info == null) {
throw new UsernameNotFoundException("");
}
info.setRoles(userMapper.selectRolesByUsername(username));
return new JDBCUserDetails(info);
}