@Entity
@Audited
@Table(name = "XMODEL")
@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
@DiscriminatorColumn(name="type", discriminatorType=DiscriminatorType.STRING)
@DiscriminatorValue("XMODELOBJECT")
public class XModelObject {
   @Id
   @GeneratedValue(strategy = GenerationType.AUTO)
   private Long id;
   
   @Column(nullable = false, unique = false)
   private String name;
   
   @ManyToOne
   private XModelObject parent;

   public Long getId() {
      return id;
   }
   public String getName() {
      return name;
   }
   public XModelObject getParent() {
      return parent;
   }
   public void setId(Long id) {
      this.id = id;
   }
   public void setName(String name) {
      this.name = name;
   }
   public void setParent(XModelObject parent) {
      this.parent = parent;
   }
}