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From "Aaron Mulder" <ammul...@alumni.princeton.edu>
Subject Re: help! gbean ref doesn't contain added interfaces
Date Fri, 01 Dec 2006 22:19:50 GMT
On 12/1/06, Tim McConnell <tim.mcconne@gmail.com> wrote:
> Hi Aaron, just out of curiosity  where would one look to find this "warning"
> message you refer to below  since the scenario that Sachin described is during
> the build process....

I have a very dim understanding of the M2 build process.  If there
still is a warning, I'd expect to see it in standard output for the
build, and if not there, I have no idea.

Thanks,
     Aaron

> Aaron Mulder wrote:
> > So what you get back is ordinarily a proxy to the actual service.  If
> > you get the abstract name for the returned module builder (the kernel
> > has a call to do that) and then get a fresh proxy to it (from the
> > proxy manager from the kernel), does it include your new interface?
> > If so, it suggests that the proxies generated for the reference
> > include only the interfaces that match the reference type.  If not, it
> > may be that the class loader that's provided to create the proxy
> > doesn't include the added interface (though there used to be a warning
> > emitted every time this happened).  I'm not sure what could be done to
> > work around that -- maybe either add the interface to other modules as
> > needed or contrive to use the right module's class loader to create
> > the proxy.
> >
> > Thanks,
> >     Aaron
> >
> > On 12/1/06, Sachin Patel <sppatel2@gmail.com> wrote:
> >>
> >> I'm having some trouble figuring out why I'm getting a ClassCastException
> >> and would appreciate if someone could shed some light...
> >>
> >> In TomcatModuleBuilder I implement an "additional" interface
> >> ModuleBuilder2
> >> as well as add..
> >>
> >> static {
> >> ...
> >>  infoBuilder.addInterface(ModuleBuilder2.class)
> >> ...
> >> }
> >>
> >> But then in EARConfigBuilder if I call...
> >>
> >> ((ModuleBuilder2) getWebConfigBuilder())
> >>
> >> I get a ClassCastException casting it to ModuleBuilder2 during the
> >> building
> >> of the configs which I don't understand why.  If I inspect the
> >> interfaces of
> >> getWebConfigBuilder() it only returns ModuleBuilder and
> >> GeronimoManagedGBean.  Why isn't ModuleBuilder2 being listed?
> >>
> >> I tried updated the referenceType for WebBuilder in EARConfigBuilder from
> >> ModuleBuilder to ModuleBuilder2, but then in that case
> >> getWebConfigBuilder
> >> ends up returning null.
> >>
> >> What am I missing? Why can't I add an additional interface to the
> >> TomcatModuleBuilder GBean?
> >>
> >> Thanks
> >>
> >> -sachin
> >>
> >>
> >
>

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