HHH-10202 : Delay resolving TypeScopeImpl#factory after deserialization until resolveFactory() is called.

(cherry picked from commit c835cf11ec)
This commit is contained in:
Gail Badner 2015-11-02 21:35:28 -08:00
parent c25ad0d719
commit cac26d3077
2 changed files with 213 additions and 2 deletions

View File

@ -12,9 +12,11 @@ import java.util.Properties;
import org.hibernate.HibernateException;
import org.hibernate.MappingException;
import org.hibernate.boot.cfgxml.spi.CfgXmlAccessService;
import org.hibernate.classic.Lifecycle;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.internal.CoreMessageLogger;
import org.hibernate.internal.SessionFactoryRegistry;
import org.hibernate.internal.util.ReflectHelper;
import org.hibernate.tuple.component.ComponentMetamodel;
import org.hibernate.usertype.CompositeUserType;
@ -44,7 +46,9 @@ public final class TypeFactory implements Serializable {
}
private static class TypeScopeImpl implements TypeFactory.TypeScope {
private SessionFactoryImplementor factory;
private transient SessionFactoryImplementor factory;
private String sessionFactoryName;
private String sessionFactoryUuid;
public void injectSessionFactory(SessionFactoryImplementor factory) {
if ( this.factory != null ) {
@ -52,13 +56,31 @@ public final class TypeFactory implements Serializable {
}
else {
LOG.tracev( "Scoping types to session factory {0}", factory );
sessionFactoryUuid = factory.getUuid();
String sfName = factory.getSettings().getSessionFactoryName();
if ( sfName == null ) {
final CfgXmlAccessService cfgXmlAccessService = factory.getServiceRegistry()
.getService( CfgXmlAccessService.class );
if ( cfgXmlAccessService.getAggregatedConfig() != null ) {
sfName = cfgXmlAccessService.getAggregatedConfig().getSessionFactoryName();
}
}
sessionFactoryName = sfName;
}
this.factory = factory;
}
public SessionFactoryImplementor resolveFactory() {
if ( factory == null ) {
throw new HibernateException( "SessionFactory for type scoping not yet known" );
factory = (SessionFactoryImplementor) SessionFactoryRegistry.INSTANCE.findSessionFactory(
sessionFactoryUuid,
sessionFactoryName
);
if ( factory == null ) {
throw new HibernateException(
"Could not find a SessionFactory [uuid=" + sessionFactoryUuid + ",name=" + sessionFactoryName + "]"
);
}
}
return factory;
}

View File

@ -0,0 +1,189 @@
/*
* 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.serialization;
import org.junit.Test;
import org.hibernate.HibernateException;
import org.hibernate.cfg.AvailableSettings;
import org.hibernate.cfg.Configuration;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.internal.SessionFactoryRegistry;
import org.hibernate.internal.util.SerializationHelper;
import org.hibernate.testing.junit4.BaseUnitTestCase;
import org.hibernate.type.TypeFactory;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.fail;
/**
* @author Gail Badner
*/
public class TypeFactorySerializationTest extends BaseUnitTestCase {
private static String NAME = "test name";
@Test
public void testWithSameRegisteredSessionFactory() throws Exception {
Configuration cfg = new Configuration()
.setProperty( AvailableSettings.SESSION_FACTORY_NAME, NAME )
.setProperty( AvailableSettings.SESSION_FACTORY_NAME_IS_JNDI, "false" ); // default is true
SessionFactoryImplementor factory = (SessionFactoryImplementor) cfg.buildSessionFactory();
// Session factory is registered.
assertSame( factory, SessionFactoryRegistry.INSTANCE.getNamedSessionFactory( NAME ) );
TypeFactory typeFactory = factory.getTypeResolver().getTypeFactory();
byte[] typeFactoryBytes = SerializationHelper.serialize( typeFactory );
typeFactory = (TypeFactory) SerializationHelper.deserialize( typeFactoryBytes );
assertSame( factory, typeFactory.resolveSessionFactory() );
factory.close();
}
@Test
public void testUnregisterSerializeRegisterSameSessionFactory() throws Exception {
Configuration cfg = new Configuration()
.setProperty( AvailableSettings.SESSION_FACTORY_NAME, NAME )
.setProperty( AvailableSettings.SESSION_FACTORY_NAME_IS_JNDI, "false" ); // default is true
SessionFactoryImplementor factory = (SessionFactoryImplementor) cfg.buildSessionFactory();
assertSame( factory, SessionFactoryRegistry.INSTANCE.getNamedSessionFactory( NAME ) );
// Remove the session factory from the registry
SessionFactoryRegistry.INSTANCE.removeSessionFactory( factory.getUuid(), NAME, false, null );
assertNull( SessionFactoryRegistry.INSTANCE.findSessionFactory( factory.getUuid(), NAME ) );
TypeFactory typeFactory = factory.getTypeResolver().getTypeFactory();
byte[] typeFactoryBytes = SerializationHelper.serialize( typeFactory );
typeFactory = (TypeFactory) SerializationHelper.deserialize( typeFactoryBytes );
try {
typeFactory.resolveSessionFactory();
fail( "should have failed with HibernateException because session factory is not registered." );
}
catch ( HibernateException ex ) {
// expected because the session factory is not registered.
}
// Re-register the same session factory.
SessionFactoryRegistry.INSTANCE.addSessionFactory( factory.getUuid(), NAME, false, factory, null );
// Session factory resolved from typeFactory should be the new session factory
// (because it is resolved from SessionFactoryRegistry.INSTANCE)
assertSame( factory, typeFactory.resolveSessionFactory() );
factory.close();
}
@Test
public void testUnregisterSerializeRegisterSameSessionFactoryNoName() throws Exception {
Configuration cfg = new Configuration();
SessionFactoryImplementor factory = (SessionFactoryImplementor) cfg.buildSessionFactory();
assertSame( factory, SessionFactoryRegistry.INSTANCE.findSessionFactory( factory.getUuid(), null ) );
// Remove the session factory from the registry
SessionFactoryRegistry.INSTANCE.removeSessionFactory( factory.getUuid(), null, false, null );
assertNull( SessionFactoryRegistry.INSTANCE.findSessionFactory( factory.getUuid(), null ) );
TypeFactory typeFactory = factory.getTypeResolver().getTypeFactory();
byte[] typeFactoryBytes = SerializationHelper.serialize( typeFactory );
typeFactory = (TypeFactory) SerializationHelper.deserialize( typeFactoryBytes );
try {
typeFactory.resolveSessionFactory();
fail( "should have failed with HibernateException because session factory is not registered." );
}
catch ( HibernateException ex ) {
// expected because the session factory is not registered.
}
// Re-register the same session factory.
SessionFactoryRegistry.INSTANCE.addSessionFactory( factory.getUuid(), null, false, factory, null );
// Session factory resolved from typeFactory should be the new session factory
// (because it is resolved from SessionFactoryRegistry.INSTANCE)
assertSame( factory, typeFactory.resolveSessionFactory() );
factory.close();
}
@Test
public void testUnregisterSerializeRegisterDiffSessionFactory() throws Exception {
Configuration cfg = new Configuration()
.setProperty( AvailableSettings.SESSION_FACTORY_NAME, NAME )
.setProperty( AvailableSettings.SESSION_FACTORY_NAME_IS_JNDI, "false" ); // default is true
SessionFactoryImplementor factory = (SessionFactoryImplementor) cfg.buildSessionFactory();
assertSame( factory, SessionFactoryRegistry.INSTANCE.getNamedSessionFactory( NAME ) );
// Remove the session factory from the registry
SessionFactoryRegistry.INSTANCE.removeSessionFactory( factory.getUuid(), NAME, false, null );
assertNull( SessionFactoryRegistry.INSTANCE.findSessionFactory( factory.getUuid(), NAME ) );
TypeFactory typeFactory = factory.getTypeResolver().getTypeFactory();
byte[] typeFactoryBytes = SerializationHelper.serialize( typeFactory );
typeFactory = (TypeFactory) SerializationHelper.deserialize( typeFactoryBytes );
try {
typeFactory.resolveSessionFactory();
fail( "should have failed with HibernateException because session factory is not registered." );
}
catch ( HibernateException ex ) {
// expected because the session factory is not registered.
}
// Now create a new session factory with the same name; it will have a different UUID.
SessionFactoryImplementor factoryWithSameName = (SessionFactoryImplementor) cfg.buildSessionFactory();
assertSame( factoryWithSameName, SessionFactoryRegistry.INSTANCE.getNamedSessionFactory( NAME ) );
assertFalse( factory.getUuid().equals( factoryWithSameName.getUuid() ) );
// Session factory resolved from typeFactory should be the new session factory
// (because it is resolved from SessionFactoryRegistry.INSTANCE)
assertSame( factoryWithSameName, typeFactory.resolveSessionFactory() );
factory.close();
factoryWithSameName.close();
}
@Test
public void testUnregisterSerializeRegisterDiffSessionFactoryNoName() throws Exception {
Configuration cfg = new Configuration();
SessionFactoryImplementor factory = (SessionFactoryImplementor) cfg.buildSessionFactory();
assertSame( factory, SessionFactoryRegistry.INSTANCE.getSessionFactory( factory.getUuid() ) );
// Remove the session factory from the registry
SessionFactoryRegistry.INSTANCE.removeSessionFactory( factory.getUuid(), null, false, null );
assertNull( SessionFactoryRegistry.INSTANCE.getSessionFactory( factory.getUuid() ) );
TypeFactory typeFactory = factory.getTypeResolver().getTypeFactory();
byte[] typeFactoryBytes = SerializationHelper.serialize( typeFactory );
typeFactory = (TypeFactory) SerializationHelper.deserialize( typeFactoryBytes );
try {
typeFactory.resolveSessionFactory();
fail( "should have failed with HibernateException because session factory is not registered." );
}
catch ( HibernateException ex ) {
// expected because the session factory is not registered.
}
// Now create a new session factory with the same name; it will have a different UUID.
SessionFactoryImplementor factoryWithDiffUuid = (SessionFactoryImplementor) cfg.buildSessionFactory();
assertSame( factoryWithDiffUuid, SessionFactoryRegistry.INSTANCE.getSessionFactory( factoryWithDiffUuid.getUuid() ) );
assertFalse( factory.getUuid().equals( factoryWithDiffUuid.getUuid() ) );
// It should not be possible to resolve the session factory with no name configured.
try {
typeFactory.resolveSessionFactory();
fail( "should have failed with HibernateException because session factories were not registered with the same non-null name." );
}
catch ( HibernateException ex ) {
// expected
}
factory.close();
factoryWithDiffUuid.close();
}
}