JPA 무한 루프 방지

http://stackoverflow.com/questions/3325387/infinite-recursion-with-jackson-json-and-hibernate-jpa-issue

http://stackoverflow.com/questions/3325387/infinite-recursion-with-jackson-json-and-hibernate-jpa-issue

[Infinite Recursion with Jackson JSON and Hibernate JPA issueWhen trying to convert a JPA object that has a bi-directional association into JSON, I keep getting

org.codehaus.jackson.map….stackoverflow.com](http://stackoverflow.com/questions/3325387/infinite-recursion-with-jackson-json-and-hibernate-jpa-issue)

Business Object 1:**

@Entity @Table(name = "ta_trainee", uniqueConstraints = {@UniqueConstraint(columnNames = {"id"})}) public class Trainee extends BusinessObject { @OneToMany(mappedBy = "trainee", fetch = FetchType.EAGER, cascade = CascadeType.ALL) @Column(nullable = true) @JsonManagedReference private Set bodyStats;

Business Object 2:

@Entity @Table(name = "ta_bodystat", uniqueConstraints = {@UniqueConstraint(columnNames = {"id"})}) public class BodyStat extends BusinessObject { @ManyToOne(fetch = FetchType.EAGER, cascade = CascadeType.ALL) @JoinColumn(name="trainee_fk") @JsonBackReference

private Trainee trainee;