/* * Hibernate, Relational Persistence for Idiomatic Java * * License: GNU Lesser General Public License (LGPL), version 2.1 or later. * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>. */ package org.hibernate.test.collection.map.hhh7557; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.JoinColumn; import javax.persistence.JoinTable; import javax.persistence.ManyToMany; import javax.persistence.MapKeyJoinColumn; import javax.persistence.Table; import java.util.Map; /** * @author Elizabeth Chatman * @author Steve Ebersole */ @Entity @Table(name = "map_holder") public class MapHolder { private Long id; private Map<MapKey, MapValue> map; @Id @GeneratedValue @Column(name = "id", unique = true, nullable = false) public Long getId() { return id; } public void setId(Long id) { this.id = id; } @ManyToMany @JoinTable( name = "map_key_map_value", joinColumns = @JoinColumn(name = "map_holder_id", nullable = false), inverseJoinColumns = @JoinColumn(name = "map_value_id", nullable = false) ) @MapKeyJoinColumn(name = "map_key_id", nullable = false) public Map<MapKey, MapValue> getMap() { return map; } public void setMap(Map<MapKey, MapValue> map) { this.map = map; } @Override public String toString() { StringBuilder builder = new StringBuilder(); builder.append( "MapHolder [id=" ).append( id ).append( "]" ); return builder.toString(); } }