An EntityManagerProducer without memory leaks and stuff that works with JBoss EAP 6.1

EntityManagerProducer.java

package pckg;

import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.RequestScoped;
import javax.enterprise.inject.Default;
import javax.enterprise.inject.Disposes;
import javax.enterprise.inject.Produces;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.PersistenceUnit;

@ApplicationScoped
public class EntityManagerProducer {

    @PersistenceUnit(unitName="unit-ds")
    EntityManagerFactory factory;

    @Produces
    @Default
    @RequestScoped
    public EntityManager createEntityManager() {
        EntityManager em = factory.createEntityManager();
        return em;
    }
	
    public void dispose(@Disposes @Default EntityManager em) {
        if(em.isOpen()){
            em.close();
        }
        em = null;
    }
	
}