//$Id$ package org.hibernate.test.annotations.override; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.JoinColumn; import javax.persistence.ManyToOne; import javax.persistence.MappedSuperclass; /** * @author Emmanuel Bernard */ @MappedSuperclass public class Move { private int id; private Location from; private Location to; @ManyToOne public Location getFrom() { return from; } public void setFrom(Location from) { this.from = from; } @Id @GeneratedValue public int getId() { return id; } public void setId(int id) { this.id = id; } @ManyToOne @JoinColumn(name = "to", nullable = true) public Location getTo() { return to; } public void setTo(Location to) { this.to = to; } }