/*
* 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.list;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.OneToMany;
import javax.persistence.OrderColumn;
import javax.persistence.Table;
import org.hibernate.Session;
import org.hibernate.testing.junit4.BaseNonConfigCoreFunctionalTestCase;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static junit.framework.Assert.assertEquals;
/**
* Test initially developed for HHH-9195
* @author Steve Ebersole
*/
public class ListIndexReferenceFromListElementTest extends BaseNonConfigCoreFunctionalTestCase {
@Entity( name = "LocalOrder" )
@Table( name = "LocalOrder" )
public static class LocalOrder {
@Id
@GeneratedValue
public Integer id;
@OneToMany( mappedBy = "order", cascade = CascadeType.ALL, fetch = FetchType.LAZY )
@OrderColumn( name = "position" )
public List<LocalLineItem> lineItems = new ArrayList<LocalLineItem>();
public LocalOrder() {
}
public LocalLineItem makeLineItem(String name) {
LocalLineItem lineItem = new LocalLineItem( name, this );
lineItems.add( lineItem );
return lineItem;
}
}
@Entity( name = "LocalLineItem" )
@Table( name = "LocalLineItem" )
public static class LocalLineItem {
@Id
@GeneratedValue
public Integer id;
public String name;
@ManyToOne
@JoinColumn
public LocalOrder order;
@Column( insertable = false, updatable = false )
public int position;
public LocalLineItem() {
}
public LocalLineItem(String name, LocalOrder order) {
this.name = name;
this.order = order;
}
}
@Override
protected Class[] getAnnotatedClasses() {
return new Class[] { LocalOrder.class, LocalLineItem.class };
}
@Before
public void before() {
Session s = sessionFactory().openSession();
s.beginTransaction();
LocalOrder localOrder = new LocalOrder();
localOrder.makeLineItem( "Shoes" );
localOrder.makeLineItem( "Socks" );
s.save( localOrder );
s.getTransaction().commit();
s.close();
}
@After
public void after() {
Session s = sessionFactory().openSession();
s.beginTransaction();
s.createQuery( "delete LocalLineItem" ).executeUpdate();
s.createQuery( "delete LocalOrder" ).executeUpdate();
s.getTransaction().commit();
s.close();
}
@Test
public void testIt() {
{
Session s = openSession();
s.beginTransaction();
LocalOrder order = s.byId( LocalOrder.class ).load( 1 );
assertEquals( 2, order.lineItems.size() );
LocalLineItem shoes = order.lineItems.get( 0 );
LocalLineItem socks = order.lineItems.get( 1 );
assertEquals( "Shoes", shoes.name );
assertEquals( 0, shoes.position );
assertEquals( 1, socks.position );
order.lineItems.remove( socks );
order.lineItems.add( 0, socks );
s.getTransaction().commit();
s.close();
}
{
Session s = openSession();
s.beginTransaction();
LocalOrder order = s.byId( LocalOrder.class ).load( 1 );
assertEquals( 2, order.lineItems.size() );
LocalLineItem socks = order.lineItems.get( 0 );
LocalLineItem shoes = order.lineItems.get( 1 );
assertEquals( "Shoes", shoes.name );
assertEquals( 0, socks.position );
assertEquals( 1, shoes.position );
s.getTransaction().commit();
s.close();
}
}
}