ZoneExternal.java

package org.tests.singleTableInheritance.model;

import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;

@Entity
@DiscriminatorValue("EXT")
public class ZoneExternal extends Zone {
  private String attribute;

  public String getAttribute() {
    return attribute;
  }

  public void setAttribute(String attribute) {
    this.attribute = attribute;
  }

  @Override
  public String toString() {
    return "ZoneExternal " + getId() + " \"" + getAttribute() + "\"";
  }
}