/*
* 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.jpa.interceptor;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.atomic.AtomicReference;
import org.jboss.as.jpa.container.ReferenceCountedEntityManager;
import org.jboss.as.jpa.container.CreatedEntityManagers;
import org.jboss.as.naming.ManagedReference;
import org.jboss.as.naming.ValueManagedReference;
import org.jboss.invocation.Interceptor;
import org.jboss.invocation.InterceptorContext;
import org.jboss.invocation.InterceptorFactory;
import org.jboss.invocation.InterceptorFactoryContext;
import org.jboss.msc.value.ImmediateValue;
/**
* For SFSB life cycle management.
* Handles the (@PostConstruct time) creation of the extended persistence context (XPC).
*
* @author Scott Marlow
*/
public class SFSBCreateInterceptor implements Interceptor {
private final Map<String, ReferenceCountedEntityManager> entityManagers;
private SFSBCreateInterceptor(final Map<String, ReferenceCountedEntityManager> entityManagers) {
this.entityManagers = entityManagers;
}
@Override
public Object processInvocation(InterceptorContext interceptorContext) throws Exception {
final List<ReferenceCountedEntityManager> ems = CreatedEntityManagers.getDeferredEntityManagers();
for (ReferenceCountedEntityManager e : ems) {
entityManagers.put(e.getEntityManager().getScopedPuName(), e);
}
return interceptorContext.proceed();
}
public static class Factory implements InterceptorFactory {
@Override
public Interceptor create(final InterceptorFactoryContext context) {
HashMap<String, ReferenceCountedEntityManager> entityManagers;
if (context.getContextData().containsKey(SFSBInvocationInterceptor.CONTEXT_KEY)) {
entityManagers = (HashMap<String, ReferenceCountedEntityManager>) ((AtomicReference<ManagedReference>) context.getContextData().get(SFSBInvocationInterceptor.CONTEXT_KEY)).get().getInstance();
} else {
entityManagers = new HashMap<String, ReferenceCountedEntityManager>();
context.getContextData().put(SFSBInvocationInterceptor.CONTEXT_KEY, new AtomicReference<ManagedReference>(new ValueManagedReference(new ImmediateValue<Object>(entityManagers))));
}
return new SFSBCreateInterceptor(entityManagers);
}
}
}