On Jul 28, 2009, at 1:44 PM, Chan Kelwin Hillary wrote:

I have a stateless EJB Session bean that successfully instantiates the
EntityManger using the @PersistenceContext annotation.

Not commonly seen or known, but all dependency injection annotations can actually be used to configure lookup strings as well. Here's a doc that shows the usage of @Resource on a class and the xml that the annotation implies:

  http://openejb.apache.org/3.0/resource-ref-for-datasource.html

The same thing can be done with @PersistenceContext, @PersistenceUnit, @EJB and so on. Just added an equivalent page for you that shows it:

  http://cwiki.apache.org/OPENEJBx30/persistence-context.html

-David



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