Postman发送POST请求仅映射4个Student实体字段问题求助

我用Postman发送POST请求时遇到问题：明明在JSON里给Student实体的所有属性都赋了值，但最终只有4个属性（包含主键）成功映射，其余属性全为null，而且响应还错误返回了数据库里其他实体的数据。

相关截图：

• 请求前截图
• 响应截图

Student实体类 #

@Entity
@Table(name = "student")
@XmlRootElement(name = "student")
@XmlAccessorType(XmlAccessType.FIELD)
public class Student implements Serializable{
    @Id
    @Column(name = "student_id")
    @XmlElement(name = "studentID")
    private Long studentID;
    @Column(name = "email")
    @XmlElement(name = "email")
    private String email;
    @Column(name = "password")
    @XmlElement(name = "password")
    private String password;

    @Column(name = "last_name")
    @XmlElement(name = "lastName")
    private String lastName;
    @Column(name = "first_name")
    @XmlElement(name = "firstName")
    private String firstName;
    @Column(name = "dob")
    @JsonFormat(shape=JsonFormat.Shape.STRING, pattern = "yyyy/MM/dd")
    @XmlElement(name = "dob")
    private Date dob;
    @Column(name = "home_phone")
    @XmlElement(name = "homePhone")
    private String homePhone;
    @Column(name = "mobile")
    @XmlElement(name = "mobile")
    private String mobile;
    @Column(name = "first_day_on_campus")
    @JsonFormat(shape=JsonFormat.Shape.STRING, pattern = "yyyy/MM/dd")
    @XmlElement(name = "firstDayOnCampus")
    private Date firstDayOnCampus;

    @Column(name = "student_level")
    @XmlElement(name = "studentLevel")
    private String studentLevel;
    @Column(name = "gpa")
    @XmlElement(name = "gpa")
    private double gpa;
    @Column(name = "sat_score")
    @XmlElement(name = "satScore")
    private int satScore;
    @Column(name = "act_score")
    @XmlElement(name = "actScore")
    private int actScore;
    @Column(name = "last_login_date")
    @JsonFormat(shape=JsonFormat.Shape.STRING, pattern = "yyyy/MM/dd")
    @XmlElement(name = "lastLoginDate")
    private Date lastLoginDate;
    @Column(name = "last_login_ip")
    @XmlElement(name = "lastLoginIP")
    private String lastLoginIP;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<Admissions> admissions;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<Attendance> attendance;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<CourseRoster> courseRoster;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<ExamResultsStudentView> examResultsStudentView;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<ExamResultsTeacherView> examResultsTeacherView;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<GradeLevel> gradeLevel;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<HomeworkAssignmentResultsStudentView> homeworkAssignmentResultsStudentView;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<HomeworkAssignmentResultsTeacherView> homeworkAssignmentResultsTeacherView;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<StudentDashboardSnapshotInfo> studentDashboardSnapshotInfo;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<ReportCard> reportCard;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<StudentDirectory> studentDirectory;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<StudentHasParent> studentHasParent;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<StudentSchedule> studentSchedule;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<TeacherViewAllGradesInCourse> teacherViewAllGradesInCourse;

    @OneToMany(mappedBy = "student")
    @XmlTransient
    private Set<Transcripts> transcripts;

//构造方法
//Getter和Setter

Student服务类 #

@Service
public class StudentService {

    @Autowired
    StudentRepository studentRepository;

    //新增
    public Student createStudent(Student std) {
        return studentRepository.save(std);
    }

    //查询所有
    public List<Student> getStudent() {
        return studentRepository.findAll();
    }

    //更新
    public Student updateStudent(Long studentID, Student studentInformation) {
        Student std = studentRepository.findById(studentID).get();
        std.setEmail(studentInformation.getEmail());
        std.setPassword(studentInformation.getPassword());
        std.setLastName(studentInformation.getLastName());
        std.setFirstName(studentInformation.getFirstName());
        std.setDob(studentInformation.getDob());
        std.setHomePhone(studentInformation.getHomePhone());
        std.setMobile(studentInformation.getMobile());
        std.setFirstDayOnCampus(studentInformation.getFirstDayOnCampus());
        std.setGpa(studentInformation.getGpa());
        std.setSatScore(studentInformation.getSatScore());
        std.setActScore(studentInformation.getActScore());
        std.setLastLoginDate(studentInformation.getLastLoginDate());
        std.setLastLoginIP(studentInformation.getLastLoginIP());

        return studentRepository.save(std);
    }

    //删除
    public void deleteStudent(Long studentID) {
        studentRepository.deleteById(studentID);
    }
}

Student控制器类 #

@RestController
@RequestMapping("/studentsApi")
public class StudentController {
    @Autowired
    StudentService stdService;

    @Autowired
    StudentRepository stdRepo;

    @RequestMapping(value = "students", method = RequestMethod.POST)
    public Student createStudents(@RequestBody Student std) {
        return stdService.createStudent(std);
    }

    @RequestMapping(value = "students", method = RequestMethod.GET)
    public List<Student> readStudents() {
        return stdService.getStudent();
    }

    @RequestMapping(value = "students/{stdId}", method = RequestMethod.PUT)
    public Student updateStudents(@PathVariable(value = "stdId") Long id, @RequestBody Student stdDetails) {
        return stdService.updateStudent(id, stdDetails);
    }

    @RequestMapping(value = "students/{stdId}", method = RequestMethod.DELETE)
    public void deleteStudents(@PathVariable(value = "stdId") Long id) {
        stdService.deleteStudent(id);
    }

}

转换为JSON前的XML文件 #

<student>
        <studentID>17365429</studentID>
        <email>charliebrown@gmail.com</email>
        <password>goodgrief72</password>
        <lastName>Brown</lastName>
        <firstName>Charlie</firstName>
        <dob>2008-10-09</dob>
        <homePhone>5053152585</homePhone>
        <mobile>2025550186</mobile>
        <firstDayOnCampus>2022-09-11</firstDayOnCampus>
        <studentLevel>Freshman</studentLevel>
        <gpa>0.0</gpa>
        <satScore>0</satScore>
        <actScore>0</actScore>
        <lastLoginDate>2022-06-06</lastLoginDate>
        <lastLoginIP>165.220.147.72</lastLoginIP>
    </student>

内容的提问来源于stack exchange，提问作者Chris Barrood