jboss 4.2.2.GA how to inject ejb3 stateless session bean into jsf 1.2 managed backing bean

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// JSF 1.2 backing bean

@org.ajax4jsf.model.KeepAlive
public class TripManagerBean {
  @EJB(name="earName/TripBean/local")
  private TripLocal tripBean;

  public TripManagerBean() {
...
}
##########

earName is foo if the EAR is called foo.ear.

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// EJB3 bean

@Stateless
public class TripBean implements TripLocal {
  @PersistenceContext
  private EntityManager em;
...
}
##########

##########
// EJB3 bean local interface

public interface TripLocal {
...
}
##########

thanks to this page about jndi bindings in ejb3

and here's how to lookup an ejb3 stateless session bean using jndi from the backing bean.