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From Bruce Snyder <>
Subject Re: What's the status of Geronimo Spring integration?
Date Mon, 21 Feb 2005 17:54:39 GMT
On Mon, 21 Feb 2005 17:44:21 +0000, Jules Gosnell
<> wrote:
> Bruce Snyder wrote:
> >I'm curious to know the status of the Geronimo Spring integration. The
> >last message I see is from Jeremy who was looking into an upgrade of
> >cglib to support the work that Jules is doing. Has there been any
> >progress beyond this to date? Jules, do you need any help with this
> >integration?
> >
> >Bruce
> >
> >
> Bruce,
> Thanks to Jacek's moving us to cglib 2.0.2, I have just checked back in
> my updates to the spring module.
> The current state of play is that the spring deployer defines a new
> module type: '.spr' (I suggest a pronunciation of SPAR - SPring ARchive).
> A .spr can contain classes and (one level of nested) jars in its root
> dir, along with a spring.xml in its META-INF dir.
> The spring deployer sets up a SpringGBean along with the relevant parts
> of the original .spr to be loaded at runtime. Note that we are currently
> constrained into pushing pretty much all of Spring's runtime complexity
> into the Geronimo runtime, although it would obviously be much better to
> do a large amount of this work at deploy time.
> The spring module defines a SpringGBean, which when loaded, configured
> and started, will pass the META-INF/spring.xml to Spring, then take each
> resulting Spring-managed bean and using a subset of its complete API
> (just obvious properties), create an interface and from this a proxy
> class that can be loaded into the kernel as another GBean. The kernel
> creates an instance of the proxy class and the SpringGBean injects this
> with an invocationHandler which delegates all activity to the
> Spring-managed bean in question. Thus Spring POJOs are made to appear
> seamlessly integrated with Geronimo.
> There is much more to be done, but what is currently there should allow
> you to deploy simple Spring apps (how simple I'm not yet sure - my test
> app is VERY simple:-) ) and then find the corresponding GBeans in the
> debug-tool.
> I am running the server with the following config :
>  org/apache/geronimo/SpringRuntime
>  org/apache/geronimo/SpringDeployer
>  org/apache/geronimo/DebugConsole
> I'd be very interested in any feedback that the list might have, and
> will keep posting as we add new functionality.

Great! I'll be digging into this later tonight. 

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