@Entity
@Name("profile")
@Table(name = "PROFILE")
public class Profile implements Serializable {
   @Id
   public Long getId() {
      return id;
   }

   public void setId(Long id) {
      this.id = id;
   }

        @ContainedIn
   @OneToMany(mappedBy="profile")
   public List<Item> getItemList() {
      return itemList;
   }

        @IndexedEmbedded
   @OneToOne(cascade = {CascadeType.PERSIST, CascadeType.MERGE})
   @PrimaryKeyJoinColumn(name = "PROFILE_ID", referencedColumnName = "CONTACT_ID")
   public Contact getContact() {
      return contact;
   }
}


@Entity
@Indexed
@Name("item")
@Table(name = "ITEM")
public class Item implements Serializable {
        @DocumentId
   @Id
   public Long getId() {
      return id;
   }

   @IndexedEmbedded(depth=3)
   @ManyToOne
   @JoinColumn(name = "PROFILE_ID_FK")
   public Profile getProfile() {
      return profile;
   }
}


@Embeddable
@Entity
@Name("contact")
@Table(name="CONTACT")
public class Contact implements Serializable {

        public String email;
       
        @Id
   public Long getId() {
      return id;
   }

        @OneToOne(mappedBy="contact", cascade = {CascadeType.PERSIST, CascadeType.MERGE})
   @ContainedIn
   public Profile getProfile() {
      return profile;
   }
}