/*
* 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.annotations.idclassgeneratedvalue;
import java.io.Serializable;
/**
* MultiplePK
*
* @author <a href="mailto:stale.pedersen@jboss.org">Stale W. Pedersen</a>
*/
public class MultiplePK implements Serializable
{
private final Long id1;
private final Long id2;
private final Long id3;
// AnnotationSourceProcessor (incorrectly) requires this to be transient; see HHH-4819 and HHH-4820
private final transient int cachedHashCode;
private MultiplePK()
{
id1 = null;
id2 = null;
id3 = null;
cachedHashCode = super.hashCode();
}
public MultiplePK(Long id1, Long id2, Long id3)
{
this.id1 = id1;
this.id2 = id2;
this.id3 = id3;
this.cachedHashCode = calculateHashCode();
}
private int calculateHashCode() {
int result = id1.hashCode();
result = 31 * result + id2.hashCode();
return result;
}
public Long getId1() {
return id1;
}
public Long getId2() {
return id2;
}
public Long getId3() {
return id3;
}
@Override
public boolean equals(Object o)
{
if ( this == o ) {
return true;
}
if ( o == null || getClass() != o.getClass() )
{
return false;
}
MultiplePK multiplePK = (MultiplePK) o;
return id1.equals( multiplePK.id1 )
&& id2.equals( multiplePK.id2 )
&& id3.equals( multiplePK.id3);
}
@Override
public int hashCode() {
return cachedHashCode;
}
}