一站式网上办事大厅

public class JwtUtil {

private static final String SECRET = "yourSecretKey";

public static String generateToken(String username) {

return Jwts.builder()

.setSubject(username)

.signWith(SignatureAlgorithm.HS512, SECRET)

.compact();

}

public static String getUsername(String token) {

Claims claims = Jwts.parser()

.setSigningKey(SECRET)

.parseClaimsJws(token)

.getBody();

return claims.getSubject();

}

}

@RestController

@RequestMapping("/api")

public class GradeController {

@GetMapping("/grades")

public List getGrades(@RequestHeader("Authorization") String token) {

String username = JwtUtil.getUsername(token);

// 根据用户名查询数据库中的成绩记录

return gradeService.getGradesByUsername(username);

实习生管理系统

}

}