/*
* 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 org.jboss.as.ee.component.ComponentInstance;
import org.jboss.as.jpa.container.ExtendedEntityManager;
import org.jboss.as.jpa.container.CreatedEntityManagers;
import org.jboss.as.naming.ImmediateManagedReference;
import org.jboss.as.naming.ManagedReference;
import org.jboss.invocation.ImmediateInterceptorFactory;
import org.jboss.invocation.Interceptor;
import org.jboss.invocation.InterceptorContext;
import org.jboss.invocation.InterceptorFactory;
/**
* For SFSB life cycle management.
* Handles the (@PostConstruct time) creation of the extended persistence context (XPC).
*
* @author Scott Marlow
*/
public class SFSBCreateInterceptor implements Interceptor {
public static final InterceptorFactory FACTORY = new ImmediateInterceptorFactory(new SFSBCreateInterceptor());
@Override
public Object processInvocation(InterceptorContext interceptorContext) throws Exception {
ComponentInstance componentInstance = interceptorContext.getPrivateData(ComponentInstance.class);
Map<String, ExtendedEntityManager> entityManagers = null;
if(componentInstance.getInstanceData(SFSBInvocationInterceptor.CONTEXT_KEY) == null) {
// Get all of the extended persistence contexts in use by the bean (some of which may of been inherited from
// other beans).
entityManagers = new HashMap<String, ExtendedEntityManager>();
componentInstance.setInstanceData(SFSBInvocationInterceptor.CONTEXT_KEY, new ImmediateManagedReference(entityManagers));
} else {
ManagedReference entityManagerRef = (ManagedReference) componentInstance.getInstanceData(SFSBInvocationInterceptor.CONTEXT_KEY);
entityManagers = (Map<String, ExtendedEntityManager>)entityManagerRef.getInstance();
}
final List<ExtendedEntityManager> ems = CreatedEntityManagers.getDeferredEntityManagers();
for (ExtendedEntityManager e : ems) {
entityManagers.put(e.getScopedPuName(), e);
}
return interceptorContext.proceed();
}
}