My entities:
@Entity @Data @AllArgsConstructor @NoArgsConstructor @Table(name = "framework") //this table doesn't have any FK to SortingType table public class Framework extends BaseEntity { @Id @GeneratedValue(strategy = GenerationType.AUTO) private Long id; //@JsonManagedReference @OneToOne(mappedBy = "framework", fetch = FetchType.LAZY, cascade = CascadeType.ALL) private FrameworkSortingType sortingType; } @Entity @Data @AllArgsConstructor @NoArgsConstructor @Table(name = "sorting_type") //this table has FK to framework table framework_id public class FrameworkSortingType extends BaseEntity { private static final long serialVersionUID = 1L; @Id @Column(name = "id") @GeneratedValue(strategy = GenerationType.AUTO) private Long id; // @JsonBackReference // @OneToOne // @JoinColumn(name = "framework_id", unique = true) @OneToOne(fetch = FetchType.LAZY) @MapsId private Framework framework; } Error:
org.springframework.web.util.NestedServletException: Handler dispatch failed; nested exception is java.lang.StackOverflowError at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1053) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908) at javax.servlet.http.HttpServlet.service(HttpServlet.java:660) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882) ... Caused by: java.lang.StackOverflowError: null at com.ihsmarkit.environment.edp.model.SortingType.hashCode(SortingType.java:11) at com.ihsmarkit.environment.edp.model.FrameworkSortingType.hashCode(FrameworkSortingType.java:11) at com.ihsmarkit.environment.edp.model.Framework.hashCode(Framework.java:14) at com.ihsmarkit.environment.edp.model.FrameworkSortingType.hashCode(FrameworkSortingType.java:11) at com.ihsmarkit.environment.edp.model.Framework.hashCode(Framework.java:14) at com.ihsmarkit.environment.edp.model.FrameworkSortingType.hashCode(FrameworkSortingType.java:11) at com.ihsmarkit.environment.edp.model.Framework.hashCode(Framework.java:14) at com.ihsmarkit.environment.edp.model.FrameworkSortingType.hashCode(FrameworkSortingType.java:11) at com.ihsmarkit.environment.edp.model.Framework.hashCode(Framework.java:14) at com.ihsmarkit.environment.edp.model.FrameworkSortingType.hashCode(FrameworkSortingType.java:11) at com.ihsmarkit.environment.edp.model.Framework.hashCode(Framework.java:14) at com.ihsmarkit.environment.edp.model.FrameworkSortingType.hashCode(FrameworkSortingType.java:11) I tried many options, many ways to solve my problem... without success. Where is the problem?
