UserDetailsServiceImpl.java 文件源码

/**
 * Get user by username. Login process.
 *
 * @param username The user's name
 * @return UserDetails object
 * @throws UsernameNotFoundException No user found
 */
@Override
public UserDetails loadUserByUsername(final String username) throws UsernameNotFoundException {
    log.info("Called with username {}", username);

    Optional<UserEntity> userOptional = userRepository.findByUsernameIgnoreCaseAndEnabledTrue(username);

    userOptional.orElseThrow(() -> new UsernameNotFoundException("No user found with username " + username));

    Set<GrantedAuthority> grantedAuthorities = new HashSet<>();
    for(SecurityRole role : userOptional.get().getAuthorities()) {
        grantedAuthorities.add(new SimpleGrantedAuthority(role.toString()));
    }

    return new org.springframework.security.core.userdetails.User(userOptional.get().getUsername(),
                                                                  userOptional.get().getPassword(),
                                                                  grantedAuthorities);
}