Re: Proposal: Wildcards for WSDL 1.2

On Wed, 16 Jul 2003 13:34:29 -0700
"David Orchard" <dorchard@bea.com> wrote:

> I'd like to propose the use of wildcards in WSDL 1.2 rather than
> substitution groups.  My understanding of the rationale for
> substitution groups is at least two-fold: Problems with determinism,
> and desire for validation.  On the first reason, there are some schema
> techniques that can be used that allow full extensibility and
> backwards/forwards compatible changes.  The validation requirement
> I've addressed separately.

Hmm.

There was actually another reason, that I know of, which was to allow
extension authors to specify *where* in the schema their extensions fit.
 Substitution groups can do this; wildcards can't.

Amy!
-- 
Amelia A. Lewis
Architect, TIBCO/Extensibility, Inc.
alewis@tibco.com

Received on Wednesday, 16 July 2003 16:41:34 UTC