PalletLocation.java

package org.tests.singleTableInheritance.model;

import javax.persistence.Column;
import javax.persistence.DiscriminatorColumn;
import javax.persistence.DiscriminatorType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.Id;
import javax.persistence.Inheritance;
import javax.persistence.InheritanceType;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;

@Entity
@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
@DiscriminatorColumn(name = "type", discriminatorType = DiscriminatorType.STRING)
public class PalletLocation {
  @Id
  @Column(name = "id")
  private Integer id;

  @ManyToOne(fetch = FetchType.LAZY, optional = false)
  @JoinColumn(name = "ZONE_SID")
  private Zone zone;

  public Integer getId() {
    return id;
  }

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

  public Zone getZone() {
    return zone;
  }

  public void setZone(Zone zone) {
    this.zone = zone;
  }
}