我想将 Spring 安全性与 MongoDB 一起使用(使用 Spring 数据)并从我自己的数据库中检索用户以实现 Spring 安全性。但是,我不能这样做,因为我的用户服务类型似乎不受支持。
这是我的 UserService 类:
public class UserService {
private ApplicationContext applicationContext;
private MongoOperations mongoOperations;
public UserService() {
applicationContext = new AnnotationConfigApplicationContext(MongoConfig.class);
mongoOperations = (MongoOperations) applicationContext.getBean("mongoTemplate");
}
public User find(String username) {
return mongoOperations.findOne(Query.query(Criteria.where("username").is(username)), User.class);
}
}
还有我的 SecurityConfig 类:
@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
@Autowired
UserService userService;
@Autowired
public void configAuthBuilder(AuthenticationManagerBuilder builder) throws Exception {
builder.userDetailsService(userService); //THIS DOES NOT WORK
builder.inMemoryAuthentication().withUser("username").password("password").roles("USER");
}
}
我评论的那行说:
The inferred type UserService is not a valid substitute for the bounded parameter <T extends UserDetailsService>.
我该如何解决这个问题,以便我可以从我自己的数据库中检索用户?
最佳答案
服务层
您必须创建一个单独的 service
实现 org.springframework.security.core.userdetails.UserDetailsService
并将其注入(inject)到 AuthenticationManagerBuilder
中。
@Component
public class SecUserDetailsService implements UserDetailsService{
@Autowired
private UserRepository userRepository;
@Override
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
/*Here add user data layer fetching from the MongoDB.
I have used userRepository*/
User user = userRepository.findByUsername(username);
if(user == null){
throw new UsernameNotFoundException(username);
}else{
UserDetails details = new SecUserDetails(user);
return details;
}
}
}
型号
UserDetails
也应该实现。这是 POJO,它将通过 Spring 保留用户经过身份验证的详细信息。您可以像我所做的那样将您的 Entity 数据对象包含在其中。
public class SecUserDetails implements UserDetails {
private User user;
public SecUserDetails(User user) {
this.user = user;
}
......
......
......
}
安全配置
Autowiring 我们之前创建的服务并将其设置在 AuthenticationManagerBuilder
@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
@Autowired
SecUserDetailsService userDetailsService ;
@Autowired
public void configAuthBuilder(AuthenticationManagerBuilder builder) throws Exception {
builder.userDetailsService(userDetailsService);
}
}
关于java - 使用 Spring Security + Spring 数据 + MongoDB 进行身份验证,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/29606290/