/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, 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.metamodel.binding;
import java.sql.Types;
import java.util.Iterator;
import java.util.Set;
import org.hibernate.metamodel.MetadataSources;
import org.hibernate.metamodel.domain.BasicType;
import org.hibernate.metamodel.domain.SingularAttribute;
import org.hibernate.metamodel.relational.Column;
import org.hibernate.metamodel.relational.Datatype;
import org.hibernate.metamodel.relational.SimpleValue;
import org.hibernate.metamodel.source.MetadataImplementor;
import org.hibernate.metamodel.source.internal.MetadataImpl;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
import org.hibernate.service.internal.StandardServiceRegistryImpl;
import org.hibernate.type.LongType;
import org.hibernate.type.StringType;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.hibernate.testing.junit4.BaseUnitTestCase;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertFalse;
import static junit.framework.Assert.assertNotNull;
import static junit.framework.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
/**
* Basic tests of {@code hbm.xml} and annotation binding code
*
* @author Steve Ebersole
*/
public abstract class AbstractBasicBindingTests extends BaseUnitTestCase {
private StandardServiceRegistryImpl serviceRegistry;
@Before
public void setUp() {
serviceRegistry = (StandardServiceRegistryImpl) new ServiceRegistryBuilder().buildServiceRegistry();
}
@After
public void tearDown() {
serviceRegistry.destroy();
}
protected ServiceRegistry basicServiceRegistry() {
return serviceRegistry;
}
@Test
public void testSimpleEntityMapping() {
MetadataSources sources = new MetadataSources( serviceRegistry );
addSourcesForSimpleEntityBinding( sources );
MetadataImpl metadata = (MetadataImpl) sources.buildMetadata();
EntityBinding entityBinding = metadata.getEntityBinding( SimpleEntity.class.getName() );
assertRoot( metadata, entityBinding );
assertIdAndSimpleProperty( entityBinding );
assertNull( entityBinding.getHierarchyDetails().getVersioningAttributeBinding() );
}
@Test
public void testSimpleVersionedEntityMapping() {
MetadataSources sources = new MetadataSources( serviceRegistry );
addSourcesForSimpleVersionedEntityBinding( sources );
MetadataImpl metadata = (MetadataImpl) sources.buildMetadata();
EntityBinding entityBinding = metadata.getEntityBinding( SimpleVersionedEntity.class.getName() );
assertIdAndSimpleProperty( entityBinding );
assertNotNull( entityBinding.getHierarchyDetails().getVersioningAttributeBinding() );
assertNotNull( entityBinding.getHierarchyDetails().getVersioningAttributeBinding().getAttribute() );
}
@Test
public void testEntityWithManyToOneMapping() {
MetadataSources sources = new MetadataSources( serviceRegistry );
addSourcesForSimpleEntityBinding( sources );
addSourcesForManyToOne( sources );
MetadataImpl metadata = (MetadataImpl) sources.buildMetadata();
EntityBinding simpleEntityBinding = metadata.getEntityBinding( SimpleEntity.class.getName() );
assertIdAndSimpleProperty( simpleEntityBinding );
Set<SingularAssociationAttributeBinding> referenceBindings = simpleEntityBinding.locateAttributeBinding( "id" )
.getEntityReferencingAttributeBindings();
assertEquals( "There should be only one reference binding", 1, referenceBindings.size() );
SingularAssociationAttributeBinding referenceBinding = referenceBindings.iterator().next();
EntityBinding referencedEntityBinding = referenceBinding.getReferencedEntityBinding();
// TODO - Is this assertion correct (HF)?
assertEquals( "Should be the same entity binding", referencedEntityBinding, simpleEntityBinding );
EntityBinding entityWithManyToOneBinding = metadata.getEntityBinding( ManyToOneEntity.class.getName() );
Iterator<SingularAssociationAttributeBinding> it = entityWithManyToOneBinding.getEntityReferencingAttributeBindings()
.iterator();
assertTrue( it.hasNext() );
assertSame( entityWithManyToOneBinding.locateAttributeBinding( "simpleEntity" ), it.next() );
assertFalse( it.hasNext() );
}
@Test
public void testSimpleEntityWithSimpleComponentMapping() {
MetadataSources sources = new MetadataSources( serviceRegistry );
addSourcesForComponentBinding( sources );
MetadataImpl metadata = (MetadataImpl) sources.buildMetadata();
EntityBinding entityBinding = metadata.getEntityBinding( SimpleEntityWithSimpleComponent.class.getName() );
assertRoot( metadata, entityBinding );
assertIdAndSimpleProperty( entityBinding );
ComponentAttributeBinding componentAttributeBinding = (ComponentAttributeBinding) entityBinding.locateAttributeBinding( "simpleComponent" );
assertNotNull( componentAttributeBinding );
assertSame( componentAttributeBinding.getAttribute().getSingularAttributeType(), componentAttributeBinding.getAttributeContainer() );
assertEquals( SimpleEntityWithSimpleComponent.class.getName() + ".simpleComponent", componentAttributeBinding.getPathBase() );
assertSame( entityBinding, componentAttributeBinding.seekEntityBinding() );
assertNotNull( componentAttributeBinding.getComponent() );
}
public abstract void addSourcesForSimpleVersionedEntityBinding(MetadataSources sources);
public abstract void addSourcesForSimpleEntityBinding(MetadataSources sources);
public abstract void addSourcesForManyToOne(MetadataSources sources);
public abstract void addSourcesForComponentBinding(MetadataSources sources);
protected void assertIdAndSimpleProperty(EntityBinding entityBinding) {
assertNotNull( entityBinding );
assertNotNull( entityBinding.getHierarchyDetails().getEntityIdentifier() );
assertNotNull( entityBinding.getHierarchyDetails().getEntityIdentifier().getValueBinding() );
AttributeBinding idAttributeBinding = entityBinding.locateAttributeBinding( "id" );
assertNotNull( idAttributeBinding );
assertSame( idAttributeBinding, entityBinding.getHierarchyDetails().getEntityIdentifier().getValueBinding() );
assertSame( LongType.INSTANCE, idAttributeBinding.getHibernateTypeDescriptor().getResolvedTypeMapping() );
assertTrue( idAttributeBinding.getAttribute().isSingular() );
assertNotNull( idAttributeBinding.getAttribute() );
SingularAttributeBinding singularIdAttributeBinding = (SingularAttributeBinding) idAttributeBinding;
assertFalse( singularIdAttributeBinding.isNullable() );
SingularAttribute singularIdAttribute = ( SingularAttribute ) idAttributeBinding.getAttribute();
BasicType basicIdAttributeType = ( BasicType ) singularIdAttribute.getSingularAttributeType();
assertSame( Long.class, basicIdAttributeType.getClassReference() );
assertNotNull( singularIdAttributeBinding.getValue() );
assertTrue( singularIdAttributeBinding.getValue() instanceof Column );
Datatype idDataType = ( (Column) singularIdAttributeBinding.getValue() ).getDatatype();
assertSame( Long.class, idDataType.getJavaType() );
assertSame( Types.BIGINT, idDataType.getTypeCode() );
assertSame( LongType.INSTANCE.getName(), idDataType.getTypeName() );
assertNotNull( entityBinding.locateAttributeBinding( "name" ) );
assertNotNull( entityBinding.locateAttributeBinding( "name" ).getAttribute() );
assertTrue( entityBinding.locateAttributeBinding( "name" ).getAttribute().isSingular() );
SingularAttributeBinding nameBinding = (SingularAttributeBinding) entityBinding.locateAttributeBinding( "name" );
assertTrue( nameBinding.isNullable() );
assertSame( StringType.INSTANCE, nameBinding.getHibernateTypeDescriptor().getResolvedTypeMapping() );
assertNotNull( nameBinding.getAttribute() );
assertNotNull( nameBinding.getValue() );
SingularAttribute singularNameAttribute = ( SingularAttribute ) nameBinding.getAttribute();
BasicType basicNameAttributeType = ( BasicType ) singularNameAttribute.getSingularAttributeType();
assertSame( String.class, basicNameAttributeType.getClassReference() );
assertNotNull( nameBinding.getValue() );
SimpleValue nameValue = (SimpleValue) nameBinding.getValue();
assertTrue( nameValue instanceof Column );
Datatype nameDataType = nameValue.getDatatype();
assertSame( String.class, nameDataType.getJavaType() );
assertSame( Types.VARCHAR, nameDataType.getTypeCode() );
assertSame( StringType.INSTANCE.getName(), nameDataType.getTypeName() );
}
protected void assertRoot(MetadataImplementor metadata, EntityBinding entityBinding) {
assertTrue( entityBinding.isRoot() );
assertSame( entityBinding, metadata.getRootEntityBinding( entityBinding.getEntity().getName() ) );
}
}