users@javaserverfaces.java.net

Re: Resource Injection

From: Marina Vatkina <Marina.Vatkina_at_Sun.COM>
Date: Tue, 06 Jun 2006 11:42:11 -0700

Hi Jason,

Did you try to put META-INF/persistence.xml into a jar? Also, try to add
a name to @PersistenceUnit - may be the default doesn't work.

thanks,
-marina

Jason Lee wrote:
> Hmm. Well, that didn't work for me either (I was using
> session-scoped). For what it's worth, I was injecting EMF as, EM is not
> thread-safe.
>
> At any rate, here's my ear structure in case this helps anyone help me.
> :P
>
> Chronos.ear/
> META-INF/
> persistence.xml
> Chronos.war/
> META-INF/
> WEB-INF/
> classes/com/iecokc/chronos/test
> TestBean.class <-- Faces-managed into
> which the DAO is wired via faces-config.xml
> classes/com/iecokc/chronos/model/
> beans/
> Job.class <-- @Entity
> model/dao/
> IChronosDAO.class <-- interface
> impl/
> ChronosDaoJpaImpl.class
> <-- Faces-managed bean with EM injection hopes
> lib/
> <bunch of jars>
> faces-config.xml
> web.xml
> index.xhtml
> layout.xhtml
>
> The logs make it appear as if the PU is created, as I see a "login
> successful" message:
>
> [#|2006-06-06T13:14:20.709-0500|INFO|sun-appserver-pe9.0|oracle.toplink.
> essentials.file:/C:/java/glassfish/domains/domain1/applications/j2ee-app
> s/Chronos/Chronos_war/WEB-INF/classes/-em|_ThreadID=13;_ThreadName=httpW
> orkerThread-4848-0;file:/C:/java/glassfish/domains/domain1/applications/
> j2ee-apps/Chronos/Chronos_war/WEB-INF/classes/-em;|login_successful|#]
>
> The only error I get is the NPE when I hit my test web page.
>
> From what I can find on the web, my annotations and xml config are
> correct. Am I packaging the app incorrectly (did my layout above even
> make sense :) ? I've also tried putting META-INF/persistence.xml in the
> WAR to no avail. :|
>
> --
> Jason Lee
> Programmer/Analyst
>
> -----Original Message-----
> From: Craig.McClanahan_at_Sun.COM [mailto:Craig.McClanahan_at_Sun.COM]
> Sent: Tuesday, June 06, 2006 12:08 PM
> To: users_at_glassfish.dev.java.net
> Cc: users_at_javaserverfaces.dev.java.net
> Subject: Re: Resource Injection
>
> Jason Lee wrote:
>
>>I'm trying to get my container (Glassfish) to inject my persistence
>>unit into a faces-managed bean, but I'm not having much luck. It is
>>my understanding that this should be possible, but I don't see it
>>happening. Here's my persistence.xml:
>
> For what it's worth, it works fine for me (using either the 5.5 preview
> or 5.5 beta). The thing I'm doing different, though, is injecting an
> EntityManager instead of an EntityManagerFactory (because I'm injecting
> into a request scope backing bean). You might try that instead.
>
> @PersistenceUnit
> private EntityManager em;
>
> I'd also scan the server's log file to see if any exceptions are getting
> recorded -- might give a clue to why the injection did not work.
>
>>Thanks!
>>
>>--
>>Jason Lee
>>Programmer/Analyst
>>
>>
>
> Craig McClanahan
>
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