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From "Jarek Gawor" <>
Subject Re: JNDI lookup problem in Jetty portlet
Date Mon, 26 Nov 2007 15:13:06 GMT
Does anybody have thoughts on this or know how this should work?


On Nov 19, 2007 11:07 PM, Jarek Gawor <> wrote:
> I've looked at this a bit and here's my current understanding of the
> problem. First, we are dealing with two different web application
> contexts (/console and /MonitoringPortlet) and both web app contexts
> have different JNDI trees with different resources. The console is
> basically forwarding a request from /console to /MonitoringPortlet. It
> looks like on Jetty when a request is forwarded from one context to
> another, the JNDI tree associated with the current thread does NOT
> change for the duration of the call. That means, when a monitoring
> portlet looks for resources in JNDI it actaully gets /console JNDI
> tree instead of its own.
> Your portlet works on Tomcat as Tomcat appears to be properly
> switching the JNDI trees during the call.
> So this seems like a bug in Jetty but I couldn't really find much info
> on how this should work in the specs. Does anybody know?
> For now I opened a bug to track this issue:
> Jarek
> On Nov 16, 2007 11:03 AM, Viet Nguyen <> wrote:
> > Hi All,
> >
> > I am having trouble looking up a DataSource from an EAR containing a
> > WAR (which is where the lookup takes place) using JNDI. I find it to
> > be really weird, because I can look up the DataSource fine if I do it
> > through a JSP page or a servlet. However, when I try to look it up in
> > portlet code, the jndi name does not seem to be visible, although it
> > is visible in the JNDI viewer. Additionally, I have successfully
> > looked it up through jsp and servlets.
> >
> > This is only a problem in Jetty, because the same code works fine for Tomcat.
> >
> > Is this possibly a Geronimo/XBean bug in how we bind JNDI names? I am
> > not familiar with the jndi binding process, so any expertise in that
> > area or the portlet area will be much appreciated.
> >
> > Thanks,
> > Viet
> >

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