📅  最后修改于: 2023-12-03 15:20:13.466000             🧑  作者: Mango
本文介绍了如何使用Spring Security和JSON Web Tokens(JWT)来实现身份验证和授权,并使用PostgreSQL数据库存储用户信息。整个应用程序是基于SpringBoot,Spring MVC和Spring JPA构建的。
以下是一些示例代码片段,展示了如何使用Spring Security JWT Authentication + PostgreSQL构建RestAPIs:
// User Entity
@Entity
@Table(name = "users")
public class User {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Long id;
@Column(nullable = false, unique = true)
private String username;
@Column(nullable = false)
private String password;
// Getters and Setters
}
// UserRepository
public interface UserRepository extends JpaRepository<User, Long> {
User findByUsername(String username);
}
// JwtTokenUtil
@Component
public class JwtTokenUtil {
private String secret = "secretkey";
public String generateToken(UserDetails userDetails) {
// Generate JWT token
}
public boolean validateToken(String token, UserDetails userDetails) {
// Validate JWT token
}
}
// JwtAuthenticationFilter
public class JwtAuthenticationFilter extends OncePerRequestFilter {
@Autowired
private JwtTokenUtil jwtTokenUtil;
// Filter implementation
}
// WebSecurityConfig
@Configuration
@EnableWebSecurity
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
@Autowired
private JwtAuthenticationFilter jwtAuthenticationFilter;
// Spring Security configuration
}
// UserController
@RestController
@RequestMapping("/api/users")
public class UserController {
@Autowired
private UserService userService;
@PostMapping("/register")
public ResponseEntity<?> registerUser(@RequestBody UserDTO userDTO) {
// User registration logic
}
@PostMapping("/login")
public ResponseEntity<?> loginUser(@RequestBody LoginDTO loginDTO) {
// User login logic
}
// Other API endpoints
}
本文介绍了如何使用Spring Security JWT Authentication和PostgreSQL构建基于RestAPIs的身份验证和授权系统。通过使用JWT令牌进行身份验证和访问控制,可以方便地为您的应用程序添加安全性和用户管理功能。通过使用SpringBoot,Spring MVC和Spring JPA,可以更快地开发和部署应用程序。