/*
* JBoss, Home of Professional Open Source
* Copyright 2010, Red Hat Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.ejb3.component.entity.interceptors;
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.logging.EjbLogger;
import org.jboss.as.ejb3.component.entity.EntityBeanComponentInstance;
import org.jboss.invocation.Interceptor;
import org.jboss.invocation.InterceptorContext;
import org.jboss.invocation.InterceptorFactory;
import org.jboss.invocation.InterceptorFactoryContext;
/**
*
*
* @author Stuart Douglas
*/
public class EntityBeanReentrancyInterceptor implements Interceptor{
@Override
public Object processInvocation(final InterceptorContext context) throws Exception {
EntityBeanComponentInstance instance = (EntityBeanComponentInstance) context.getPrivateData(ComponentInstance.class);
if(instance.isInvocationInProgress()) {
throw EjbLogger.ROOT_LOGGER.failToReacquireLockForNonReentrant(context.getPrivateData(ComponentInstance.class));
}
instance.setInvocationInProgress(true);
try {
return context.proceed();
} finally {
instance.setInvocationInProgress(false);
}
}
public static final InterceptorFactory FACTORY = new ComponentInstanceInterceptorFactory() {
@Override
protected org.jboss.invocation.Interceptor create(final Component component, final InterceptorFactoryContext context) {
return new EntityBeanReentrancyInterceptor();
}
};
}