/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate.test.manytomanyassociationclass.compositeid;
import java.io.Serializable;
import org.hibernate.test.manytomanyassociationclass.Group;
import org.hibernate.test.manytomanyassociationclass.Membership;
import org.hibernate.test.manytomanyassociationclass.User;
/**
* Models a user's membership in a group.
*
* @author Gail Badner
*/
public class MembershipWithCompositeId extends Membership {
public static class Id implements Serializable {
private Long userId;
private Long groupId;
public Id() {
}
public Id(Long userId, Long groupId) {
this.userId = userId;
this.groupId = groupId;
}
public Long getUserId() {
return userId;
}
public void setUserId(Long userId) {
this.userId = userId;
}
public Long getGroupId() {
return groupId;
}
public void setGroupId(Long groupId) {
this.groupId = groupId;
}
public boolean equals(Object o) {
if ( o != null && o instanceof Id ) {
Id that = ( Id ) o;
return this.userId.equals( that.userId ) &&
this.groupId.equals( that.groupId );
}
else {
return false;
}
}
public int hashCode() {
return userId.hashCode() + groupId.hashCode();
}
}
public MembershipWithCompositeId() {
super( new Id() );
}
public MembershipWithCompositeId(String name) {
super( new Id(), name );
}
public void setGroup(Group group) {
( (Id) getId() ).setGroupId( ( group == null ? null : group.getId() ) );
super.setGroup( group );
}
public void setUser(User user) {
( (Id) getId() ).setUserId( user == null ? null : user.getId() );
super.setUser( user );
}
}