spring中基于内存数据库的身份认证和角色授权示例分析
这篇文章主要介绍spring中基于内存数据库的身份认证和角色授权示例分析,文中介绍的非常详细,具有一定的参考价值,感兴趣的小伙伴们一定要看完!
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一、引入依赖
org.springframework.boot spring-boot-starter-data-jpa 2.1.7.RELEASE org.hsqldb hsqldb 2.5.0
二、新建相关文件

@Component
public class CustomUserDetailService implements UserDetailsService {
@Autowired
private UserInfoService userInfoService;
@Autowired
private PasswordEncoder passwordEncoder;
@Override
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
/*
1 通过username获取到userInfo信息
2 通过User(username,password,authorities)返回UserDetails
*/
UserInfo userInfo = userInfoService.findByusername(username);
if(userInfo == null ) {
throw new UsernameNotFoundException("NOT FOUND");
}
List authorities = new ArrayList();
authorities.add(new SimpleGrantedAuthority("ROLE_"+userInfo.getRole().name()));
User userDetails = new User(userInfo.getUsername(),passwordEncoder.encode(userInfo.getPassword()),authorities);
return userDetails;
}
} /**
* 用户实体类,主要存储用户的登录名和密码
*/
@Entity //持久化配置
public class UserInfo {
@Id @GeneratedValue
private long uid; //主键
private String username; //用户名
private String password; //密码
@Enumerated(EnumType.STRING)
private Role role;
public Role getRole() {
return role;
}
public void setRole(Role role) {
this.role = role;
}
public enum Role {
admin,normal
}
public long getUid() {
return uid;
}
public void setUid(long uid) {
this.uid = uid;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
}@Service
public class DataInit {
@Autowired
private UserInfoRepository userInfoRepository;
@PostConstruct
public void dataInit(){
UserInfo admin = new UserInfo();
admin.setUsername("admin");
admin.setPassword("000000");
admin.setRole(UserInfo.Role.admin);
userInfoRepository.save(admin);
}
}public interface UserInfoRepository extends JpaRepository{ public UserInfo findByusername(String username); }
@Service
public class UserInfoServiceImpl implements UserInfoService {
@Autowired
private UserInfoRepository userInfoRepository;
@Override
public UserInfo findByusername(String username) {
return userInfoRepository.findByusername(username);
}
}public interface UserInfoService {
public UserInfo findByusername(String username);
}以上是“spring中基于内存数据库的身份认证和角色授权示例分析”这篇文章的所有内容,感谢各位的阅读!希望分享的内容对大家有帮助,更多相关知识,欢迎关注创新互联行业资讯频道!
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