消息推送系统

public class UserDetailsServiceImpl implements UserDetailsService {

@Autowired

private UserRepository userRepository;

@Override

public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {

User user = userRepository.findByUsername(username);

if (user == null) {

throw new UsernameNotFoundException("User not found");

}

return new org.springframework.security.core.userdetails.User(user.getUsername(), user.getPassword(), new ArrayList<>());

}

}

@EnableWebSecurity

public class WebSecurityConfig extends WebSecurityConfigurerAdapter {

@Autowired

private UserDetailsService userDetailsService;

@Override

protected void configure(HttpSecurity http) throws Exception {

http

.authorizeRequests()

.antMatchers("/login").permitAll()

.anyRequest().authenticated()

.and()

.formLogin()

.loginPage("/login")

.permitAll()

.defaultSuccessUrl("/")

.failureUrl("/login?error=true")

.and()

.logout()

.permitAll();

}

@Autowired

public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception {

auth.userDetailsService(userDetailsService).passwordEncoder(new BCryptPasswordEncoder());

}

}