/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.cmp.component.interceptors;
import javax.transaction.Transaction;
import org.jboss.as.cmp.component.CmpEntityBeanComponent;
import org.jboss.as.cmp.component.CmpEntityBeanComponentInstance;
import org.jboss.as.cmp.context.CmpEntityBeanContext;
import org.jboss.as.ee.component.Component;
import org.jboss.as.ee.component.ComponentInstance;
import org.jboss.as.ee.component.ComponentInstanceInterceptorFactory;
import org.jboss.as.ejb3.component.entity.interceptors.EntityBeanSynchronizationInterceptor;
import org.jboss.invocation.Interceptor;
import org.jboss.invocation.InterceptorContext;
import org.jboss.invocation.InterceptorFactory;
import org.jboss.invocation.InterceptorFactoryContext;
import org.jboss.tm.TxUtils;
/**
* @author John Bailey
*/
public class CmpEntityBeanSynchronizationInterceptor extends EntityBeanSynchronizationInterceptor {
public Object processInvocation(final InterceptorContext context) throws Exception {
final CmpEntityBeanComponent component = (CmpEntityBeanComponent) context.getPrivateData(Component.class);
final CmpEntityBeanComponentInstance instance = (CmpEntityBeanComponentInstance) context.getPrivateData(ComponentInstance.class);
//we do not synchronize for instances that are not associated with an identity
if (instance.getPrimaryKey() == null) {
return context.proceed();
}
final CmpEntityBeanContext entityContext = instance.getEjbContext();
if (!entityContext.isValid()) {
component.getStoreManager().loadEntity(entityContext);
entityContext.setValid(true);
}
// now it's ready and can be scheduled for the synchronization
final Transaction transaction = component.getTransactionManager().getTransaction();
if (TxUtils.isActive(transaction)) {
entityContext.getTxAssociation().scheduleSync(transaction, instance.getEjbContext());
}
return super.processInvocation(context);
}
public static final InterceptorFactory FACTORY = new ComponentInstanceInterceptorFactory() {
@Override
protected Interceptor create(final Component component, final InterceptorFactoryContext context) {
return new CmpEntityBeanSynchronizationInterceptor();
}
};
}