我查看了多个相似的实例(如下所述),它们的错误几乎相同,但是我发现我的情况有些不同。有人可以帮我吗?
在我的情况下,确切的异常消息是-
Could not commit JPA transaction; nested exception is javax.persistence.RollbackException: Error while committing the transaction
当我尝试保存与MarriagePerson
关系的@ManyToOne
实体时,会发生此问题
User
。请在下面找到实体及其关系-
User.java
@Entity
@Table(name = "MAIN_USER")
public class User {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.ALL, mappedBy = "user")
private Collection<MarriagePerson> marriagePerson = new ArrayList<MarriagePerson>();
@NotEmpty(message = "Name can not be empty")
@Size(min = 2, max = 20, message = "Name must be between 2 and 20 characters long")
@Column(name = "first_name")
private String firstName;
@Column(name = "middle_name")
private String middleName;
@Column(name = "last_name")
private String lastName;
@NotEmpty(message = "Email can not be empty")
@Size(min = 5, message = "Email must be more than 5 characters long")
@Column(name = "email", unique = true)
private String email;
@Column(name = "alternateEmail")
private String alternateEmail;
@NotEmpty(message = "Mobile can not be empty")
@Size(min = 10, max = 10, message = "Mobile must be 10 digits long")
@Column(name = "mobile", unique = true)
private String mobile;
@Column(name = "alternate_mobile")
private String alternateMobile;
@NotEmpty(message = "Password can not be empty")
@Size(min = 6, message = "Password must be more than 6 characters long")
@Column(name = "password")
private String password;
}
MarriagePerson.java
@Entity
@Table(name = "MARRIAGE_PERSON")
public class MarriagePerson {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@ManyToOne
@JoinColumn(columnDefinition = "user_id")
private User user;
@NotEmpty
@Column(name = "gender")
private String gender;
@NotEmpty(message = "Name can not be empty")
@Size(min = 2, max = 20, message = "Name must be between 2 and 20 characters long")
@Column(name = "firstName")
private String firstName;
}
这正是我在做什么-
User
数据库中保存了一个postgres
。MarriagePerson
保存为相同的User
,然后捕获到上述异常。请在下面找到UserSerive
和MarriagePersonService
-
UserService.java
@Service
public class UserService implements IUserService {
@Autowired
private IUserRepository userRepository;
@Override
public User save(User user) {
return userRepository.save(user);
}
}
MarriagePerson.java
@Service
public class MarriagePersonService implements IMarriagePersonService {
@Autowired
private IMarriagePersonRepository marriagePersonRepository;
@Override
public MarriagePerson save(MarriagePerson marriagePerson) {
userRepository.findById(userId).map(user -> {
marriagePerson.setUser(user);
return marriagePersonRepository.save(marriagePerson);
});
return marriagePerson;
}
}
在此行marriagePersonRepository.save(marriagePerson);
处捕获了以下提到的请求有效负载的异常-
MarriagePerson有效载荷
{
"firstName": "Name",
"gender": "Male"
}
已保存的用户数据在下面(我们正在尝试为此更新MarriagePerson)
{
"firstName": "string",
"middleName": "string",
"lastName": "string",
"email": "string@string.com",
"alternateEmail": "string1@string.com",
"mobile": "0123456789",
"alternateMobile": "0123456789",
"password": "string",
"marriagePerson": []
}
编辑
存储库接口为-
IMarriagePersonRepository.java
@Repository
public interface IMarriagePersonRepository
extends JpaRepository<MarriagePerson, Long>, JpaSpecificationExecutor<MarriagePerson> {
List<MarriagePerson> findAll();
}
IUserRepository.java
@Repository
public interface IUserRepository extends JpaRepository<User, Long> {
public User findByMobile(String mobile);
User findByMobileAndEmail(String mobile, String email);
}
谢谢。