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From David Sean Taylor <da...@bluesunrise.com>
Subject Re: JAXR for xreg registries?
Date Thu, 11 Sep 2003 23:24:24 GMT

On Thursday, September 11, 2003, at 01:35  PM, Todd Kuebler wrote:

> Cool, happy to hear about J2 registries going to rdbms, although I 
> hope there is some abstract service registry layer on top of the 
> implementation so it isn't so tied directly to a particular technology 
> or schema.
> JAXR comes in more in the service discovery scenario, which is 
> actually what I was thinking about, ie discovering local/remote 
> content in portlets/webservices/rss/etc.  I really see the portal as 
> both a consumer and producer (individual portlet xml, wsrp,etc) of 
> network services (ok, web services, but I hate that) of all types and 
> was thinking about where JAXR/xml registries/xml repositories fit in 
> that capacity.
> I was thinking of an abstract service layer that can deal with all of 
> those service types and map them smoothly in/out of portlets.  One of 
> our teams has something like this we are considering for use here at 
> work, once that is more tangible I'll try to communicate it again > here.
> Sorry for my vagueness and poor communication skills. :(
> Here is something more concrete and less muddled purhaps.
> Imagine the following startup scenario for the portion of jetspeed 
> code that currently loads the portlet registries.
> 1) ask the service registry for all content producers available to 
> this portal (JAXR query).
> 2) service registry returns 3 nodes
>         a) local portlets (what is in xreg currently, could still be 
> stored locally...)
>         b) remote portlets from portal B this portal has permission to 
> use
>         c) web services that have compatible data types for some 
> generic
>               web services portlet (similar to the current dbbrowser 
> portlet)
> 3) these are all merged into the 'service registry' and portlets are 
> created for each entry to produce the content
Have you looked at WSRP?
It has a framework for consumer to discover producer capabilities

David Sean Taylor
Bluesunrise Software
+01 707 773-4646
+01 707 529 9194

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