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From Davanum Srinivas <>
Subject Re: [Axis2] Schema parsing
Date Tue, 08 Nov 2005 15:02:17 GMT
1) Not that i know of
2) Absolutely
3) Axis2 please :)

-- dims

On 11/8/05, Tom Oinn <> wrote:
> Hi all,
> We're planning to use Axis2 in Taverna to construct SOAP requests,
> probably not using any form of data binding as we have our own and just
> using the send / receive SOAP body functionality.
> This means we have to be able to inspect arbitrary WSDL documents and
> determine the input schema in such a way that we can present appropriate
> 'input' and 'output' ports on our workflow components - this is slightly
> non trivial as we can attempt to split up sequence elements on input
> documents into different inputs and suchlike.
> Until recently we were using the WSIF library to present a slightly
> friendlier interface on the schema support in WSDL4J but changes in the
> latter have broken this for the time being.
> It occurs to me that our requirement is probably not unique, and that it
> might be useful for the more message driven approach in Axis2 to have
> richer schema support for type declarations in WSDL definitions. Unless
> anyone knows of a really good existing lightweight Java model for schema
> (I've looked but no luck) that can be glued into WSDL4J's Definition
> model we're going to write one - the purpose being to inspect a WSDL
> file and, for a given operation, provide enough information in a
> friendly and easy to digest form for a dynamic invoker to build a
> compliant request document / parse a response. Note that this is _not_ a
> databinding layer, just type metadata. Actual databinding could
> obviously be driven off it though.
> 1) Does this exist?
> 2) Would anyone else use it?
> 3) We're happy to contribute it to Axis2, to any other project or to
> manage it ourselves, any preferences?
> Cheers,
> Tom

Davanum Srinivas :

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