// $Id: JoinedSubclassFilterTest.java 10977 2006-12-12 23:28:04Z steve.ebersole@jboss.com $
package org.hibernate.test.subclassfilter;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import junit.framework.Test;
import org.hibernate.Transaction;
import org.hibernate.classic.Session;
import org.hibernate.testing.junit.functional.FunctionalTestCase;
import org.hibernate.testing.junit.functional.FunctionalTestClassTestSuite;
/**
* Implementation of JoinedSubclassFilterTest.
*
* @author Steve Ebersole
*/
public class JoinedSubclassFilterTest extends FunctionalTestCase {
public JoinedSubclassFilterTest(String name) {
super( name );
}
public final String[] getMappings() {
return new String[] { "subclassfilter/joined-subclass.hbm.xml" };
}
public static Test suite() {
return new FunctionalTestClassTestSuite( JoinedSubclassFilterTest.class );
}
public void testFiltersWithJoinedSubclass() {
Session s = openSession();
s.enableFilter( "region" ).setParameter( "userRegion", "US" );
Transaction t = s.beginTransaction();
prepareTestData( s );
s.clear();
List results = s.createQuery( "from Person" ).list();
assertEquals( "Incorrect qry result count", 4, results.size() );
s.clear();
results = s.createQuery( "from Employee" ).list();
assertEquals( "Incorrect qry result count", 2, results.size() );
Iterator itr = results.iterator();
while ( itr.hasNext() ) {
// find john
final Person p = ( Person ) itr.next();
if ( p.getName().equals( "John Doe" ) ) {
Employee john = ( Employee ) p;
assertEquals( "Incorrect fecthed minions count", 2, john.getMinions().size() );
break;
}
}
s.clear();
// TODO : currently impossible to define a collection-level filter w/ joined-subclass elements that will filter based on a superclass column and function correctly in (theta only?) outer joins;
// this is consistent with the behaviour of a collection-level where.
// this might be one argument for "pulling" the attached class-level filters into collection assocations,
// although we'd need some way to apply the appropriate alias in that scenario.
results = new ArrayList( new HashSet( s.createQuery( "from Person as p left join fetch p.minions" ).list() ) );
assertEquals( "Incorrect qry result count", 4, results.size() );
itr = results.iterator();
while ( itr.hasNext() ) {
// find john
final Person p = ( Person ) itr.next();
if ( p.getName().equals( "John Doe" ) ) {
Employee john = ( Employee ) p;
assertEquals( "Incorrect fecthed minions count", 2, john.getMinions().size() );
break;
}
}
s.clear();
results = new ArrayList( new HashSet( s.createQuery( "from Employee as p left join fetch p.minions" ).list() ) );
assertEquals( "Incorrect qry result count", 2, results.size() );
itr = results.iterator();
while ( itr.hasNext() ) {
// find john
final Person p = ( Person ) itr.next();
if ( p.getName().equals( "John Doe" ) ) {
Employee john = ( Employee ) p;
assertEquals( "Incorrect fecthed minions count", 2, john.getMinions().size() );
break;
}
}
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
s.createQuery( "delete Customer where contactOwner is not null" ).executeUpdate();
s.createQuery( "delete Employee where manager is not null" ).executeUpdate();
s.createQuery( "delete Person" ).executeUpdate();
t.commit();
s.close();
}
private void prepareTestData(Session s) {
Employee john = new Employee("John Doe");
john.setCompany( "JBoss" );
john.setDepartment( "hr" );
john.setTitle( "hr guru" );
john.setRegion( "US" );
Employee polli = new Employee("Polli Wog");
polli.setCompany( "JBoss" );
polli.setDepartment( "hr" );
polli.setTitle( "hr novice" );
polli.setRegion( "US" );
polli.setManager( john );
john.getMinions().add( polli );
Employee suzie = new Employee( "Suzie Q" );
suzie.setCompany( "JBoss" );
suzie.setDepartment( "hr" );
suzie.setTitle( "hr novice" );
suzie.setRegion( "EMEA" );
suzie.setManager( john );
john.getMinions().add( suzie );
Customer cust = new Customer( "John Q Public" );
cust.setCompany( "Acme" );
cust.setRegion( "US" );
cust.setContactOwner( john );
Person ups = new Person( "UPS guy" );
ups.setCompany( "UPS" );
ups.setRegion( "US" );
s.save( john );
s.save( cust );
s.save( ups );
s.flush();
}
}