/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2011, Red Hat Inc. 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 Inc.
*
* 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.annotations.manytoone;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.hibernate.Hibernate;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.junit.Test;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.hibernate.test.annotations.Company;
import org.hibernate.test.annotations.Customer;
import org.hibernate.test.annotations.Discount;
import org.hibernate.test.annotations.Flight;
import org.hibernate.test.annotations.Passport;
import org.hibernate.test.annotations.Ticket;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
/**
* @author Emmanuel Bernard
*/
public class ManyToOneTest extends BaseCoreFunctionalTestCase {
@Test
public void testEager() throws Exception {
Session s;
Transaction tx;
s = openSession();
tx = s.beginTransaction();
Color c = new Color();
c.setName( "Yellow" );
s.persist( c );
Car car = new Car();
car.setBodyColor( c );
s.persist( car );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
car = (Car) s.get( Car.class, car.getId() );
tx.commit();
s.close();
assertNotNull( car );
assertNotNull( car.getBodyColor() );
assertEquals( "Yellow", car.getBodyColor().getName() );
}
@Test
public void testDefaultMetadata() throws Exception {
Session s;
Transaction tx;
s = openSession();
tx = s.beginTransaction();
Color c = new Color();
c.setName( "Blue" );
s.persist( c );
Car car = new Car();
car.setBodyColor( c );
s.persist( car );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
car = (Car) s.get( Car.class, car.getId() );
assertNotNull( car );
assertNotNull( car.getBodyColor() );
assertEquals( c.getId(), car.getBodyColor().getId() );
tx.rollback();
s.close();
}
@Test
public void testCreate() throws Exception {
Session s;
Transaction tx;
s = openSession();
tx = s.beginTransaction();
Flight firstOne = new Flight();
firstOne.setId( new Long( 1 ) );
firstOne.setName( "AF0101" );
firstOne.setDuration( new Long( 1000 ) );
Company frenchOne = new Company();
frenchOne.setName( "Air France" );
firstOne.setCompany( frenchOne );
s.persist( firstOne );
tx.commit();
s.close();
assertNotNull( "identity id should work", frenchOne.getId() );
s = openSession();
tx = s.beginTransaction();
firstOne = (Flight) s.get( Flight.class, new Long( 1 ) );
assertNotNull( firstOne.getCompany() );
assertEquals( frenchOne.getName(), firstOne.getCompany().getName() );
tx.commit();
s.close();
}
@Test
public void testCascade() throws Exception {
Session s;
Transaction tx;
s = openSession();
tx = s.beginTransaction();
Discount discount = new Discount();
discount.setDiscount( 20.12 );
Customer customer = new Customer();
Collection discounts = new ArrayList();
discounts.add( discount );
customer.setName( "Quentin Tarantino" );
discount.setOwner( customer );
customer.setDiscountTickets( discounts );
s.persist( discount );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
discount = (Discount) s.get( Discount.class, discount.getId() );
assertNotNull( discount );
assertEquals( 20.12, discount.getDiscount(), 0.01 );
assertNotNull( discount.getOwner() );
customer = new Customer();
customer.setName( "Clooney" );
discount.setOwner( customer );
discounts = new ArrayList();
discounts.add( discount );
customer.setDiscountTickets( discounts );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
discount = (Discount) s.get( Discount.class, discount.getId() );
assertNotNull( discount );
assertNotNull( discount.getOwner() );
assertEquals( "Clooney", discount.getOwner().getName() );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
customer = (Customer) s.get( Customer.class, customer.getId() );
s.delete( customer );
tx.commit();
s.close();
}
@Test
public void testFetch() throws Exception {
Session s;
Transaction tx;
s = openSession();
tx = s.beginTransaction();
Discount discount = new Discount();
discount.setDiscount( 20 );
Customer customer = new Customer();
Collection discounts = new ArrayList();
discounts.add( discount );
customer.setName( "Quentin Tarantino" );
discount.setOwner( customer );
customer.setDiscountTickets( discounts );
s.persist( discount );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
discount = (Discount) s.get( Discount.class, discount.getId() );
assertNotNull( discount );
assertFalse( Hibernate.isInitialized( discount.getOwner() ) );
tx.commit();
s = openSession();
tx = s.beginTransaction();
discount = (Discount) s.load( Discount.class, discount.getId() );
assertNotNull( discount );
assertFalse( Hibernate.isInitialized( discount.getOwner() ) );
tx.commit();
s = openSession();
tx = s.beginTransaction();
s.delete( s.get( Discount.class, discount.getId() ) );
tx.commit();
s.close();
}
@Test
public void testCompositeFK() throws Exception {
Session s;
Transaction tx;
s = openSession();
tx = s.beginTransaction();
ParentPk ppk = new ParentPk();
ppk.firstName = "John";
ppk.lastName = "Doe";
Parent p = new Parent();
p.age = 45;
p.id = ppk;
s.persist( p );
Child c = new Child();
c.parent = p;
s.persist( c );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
//FIXME: fix this when the small parser bug will be fixed
Query q = s.createQuery( "from " + Child.class.getName() ); //+ " c where c.parent.id.lastName = :lastName");
//q.setString("lastName", p.id.lastName);
List result = q.list();
assertEquals( 1, result.size() );
Child c2 = (Child) result.get( 0 );
assertEquals( c2.id, c.id );
tx.commit();
s.close();
}
@Test
public void testImplicitCompositeFk() throws Exception {
Session s;
Transaction tx;
s = openSession();
tx = s.beginTransaction();
Node n1 = new Node();
n1.setDescription( "Parent" );
NodePk n1pk = new NodePk();
n1pk.setLevel( 1 );
n1pk.setName( "Root" );
n1.setId( n1pk );
Node n2 = new Node();
NodePk n2pk = new NodePk();
n2pk.setLevel( 2 );
n2pk.setName( "Level 1: A" );
n2.setParent( n1 );
n2.setId( n2pk );
s.persist( n2 );
tx.commit();
s = openSession();
tx = s.beginTransaction();
n2 = (Node) s.get( Node.class, n2pk );
assertNotNull( n2 );
assertNotNull( n2.getParent() );
assertEquals( 1, n2.getParent().getId().getLevel() );
tx.commit();
s.close();
}
@Test
public void testManyToOneNonPk() throws Exception {
Session s = openSession();
Transaction tx = s.beginTransaction();
Order order = new Order();
order.setOrderNbr( "123" );
s.persist( order );
OrderLine ol = new OrderLine();
ol.setItem( "Mouse" );
ol.setOrder( order );
s.persist( ol );
s.flush();
s.clear();
ol = (OrderLine) s.get( OrderLine.class, ol.getId() );
assertNotNull( ol.getOrder() );
assertEquals( "123", ol.getOrder().getOrderNbr() );
assertTrue( ol.getOrder().getOrderLines().contains( ol ) );
tx.rollback();
s.close();
}
@Test
public void testManyToOneNonPkSecondaryTable() throws Exception {
Session s = openSession();
Transaction tx = s.beginTransaction();
Order order = new Order();
order.setOrderNbr( "123" );
s.persist( order );
OrderLine ol = new OrderLine();
ol.setItem( "Mouse" );
ol.setReplacementOrder( order );
s.persist( ol );
s.flush();
s.clear();
ol = (OrderLine) s.get( OrderLine.class, ol.getId() );
assertNotNull( ol.getReplacementOrder() );
assertEquals( "123", ol.getReplacementOrder().getOrderNbr() );
assertFalse( ol.getReplacementOrder().getOrderLines().contains( ol ) );
tx.rollback();
s.close();
}
@Test
public void testTwoManyToOneNonPk() throws Exception {
//2 many to one non pk pointing to the same referencedColumnName should not fail
Session s = openSession();
Transaction tx = s.beginTransaction();
org.hibernate.test.annotations.manytoone.Customer customer = new org.hibernate.test.annotations.manytoone.Customer();
customer.userId="123";
org.hibernate.test.annotations.manytoone.Customer customer2 = new org.hibernate.test.annotations.manytoone.Customer();
customer2.userId="124";
s.persist( customer2 );
s.persist( customer );
Deal deal = new Deal();
deal.from = customer;
deal.to = customer2;
s.persist( deal );
s.flush();
s.clear();
deal = (Deal) s.get( Deal.class, deal.id );
assertNotNull( deal.from );
assertNotNull( deal.to );
tx.rollback();
s.close();
}
@Test
public void testFormulaOnOtherSide() throws Exception {
Session s = openSession();
Transaction tx = s.beginTransaction();
Frame frame = new Frame();
frame.setName( "Prada" );
s.persist( frame );
Lens l = new Lens();
l.setFocal( 2.5f );
l.setFrame( frame );
s.persist( l );
Lens r = new Lens();
r.setFocal( 1.2f);
r.setFrame( frame );
s.persist( r );
s.flush();
s.clear();
frame = (Frame) s.get( Frame.class, frame.getId() );
assertEquals( 2, frame.getLenses().size() );
assertTrue( frame.getLenses().iterator().next().getLength() <= 1/1.2f );
assertTrue( frame.getLenses().iterator().next().getLength() >= 1/2.5f );
tx.rollback();
s.close();
}
@Override
protected Class[] getAnnotatedClasses() {
return new Class[]{
Deal.class,
org.hibernate.test.annotations.manytoone.Customer.class,
Car.class,
Color.class,
Flight.class,
Company.class,
Customer.class,
Discount.class,
Ticket.class,
Passport.class,
Parent.class,
Child.class,
Node.class,
User.class,
DistrictUser.class,
Order.class,
OrderLine.class,
Frame.class,
Lens.class
};
}
}