/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
*
* 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.bytecode.cglib;
import java.lang.reflect.Modifier;
import net.sf.cglib.beans.BulkBean;
import net.sf.cglib.beans.BulkBeanException;
import net.sf.cglib.reflect.FastClass;
import org.hibernate.HibernateLogger;
import org.hibernate.bytecode.BytecodeProvider;
import org.hibernate.bytecode.ProxyFactoryFactory;
import org.hibernate.bytecode.ReflectionOptimizer;
import org.hibernate.bytecode.util.FieldFilter;
import org.hibernate.internal.util.StringHelper;
import org.jboss.logging.Logger;
/**
* Bytecode provider implementation for CGLIB.
*
* @author Steve Ebersole
*
* @deprecated Per HHH-5451 support for cglib as a bytecode provider has been deprecated.
*/
@Deprecated
public class BytecodeProviderImpl implements BytecodeProvider {
private static final HibernateLogger LOG = Logger.getMessageLogger(HibernateLogger.class, BytecodeProviderImpl.class.getName());
public BytecodeProviderImpl() {
LOG.deprecated();
}
public ProxyFactoryFactory getProxyFactoryFactory() {
return new ProxyFactoryFactoryImpl();
}
public ReflectionOptimizer getReflectionOptimizer(
Class clazz,
String[] getterNames,
String[] setterNames,
Class[] types) {
FastClass fastClass;
BulkBean bulkBean;
try {
fastClass = FastClass.create( clazz );
bulkBean = BulkBean.create( clazz, getterNames, setterNames, types );
if ( !clazz.isInterface() && !Modifier.isAbstract( clazz.getModifiers() ) ) {
if ( fastClass == null ) {
bulkBean = null;
}
else {
//test out the optimizer:
Object instance = fastClass.newInstance();
bulkBean.setPropertyValues( instance, bulkBean.getPropertyValues( instance ) );
}
}
}
catch( Throwable t ) {
fastClass = null;
bulkBean = null;
if (LOG.isDebugEnabled()) {
int index = 0;
if (t instanceof BulkBeanException) index = ((BulkBeanException)t).getIndex();
if (index >= 0) LOG.debugf("Reflection optimizer disabled for: %s [%s: %s (property %s)",
clazz.getName(),
StringHelper.unqualify(t.getClass().getName()),
t.getMessage(),
setterNames[index]);
else LOG.debugf("Reflection optimizer disabled for: %s [%s: %s",
clazz.getName(),
StringHelper.unqualify(t.getClass().getName()),
t.getMessage());
}
}
if (fastClass != null && bulkBean != null) return new ReflectionOptimizerImpl(new InstantiationOptimizerAdapter(fastClass),
new AccessOptimizerAdapter(bulkBean, clazz));
return null;
}
public org.hibernate.bytecode.ClassTransformer getTransformer(org.hibernate.bytecode.util.ClassFilter classFilter, FieldFilter fieldFilter) {
return new CglibClassTransformer( classFilter, fieldFilter );
}
}