W3C home > Mailing lists > Public > www-ws-desc@w3.org > July 2003

Re: Proposal: Wildcards for WSDL 1.2

From: Amy Lewis <alewis@tibco.com>
Date: Wed, 16 Jul 2003 16:42:38 -0400
To: "David Orchard" <dorchard@bea.com>
Cc: www-ws-desc@w3.org
Message-Id: <20030716164238.358ac137.alewis@tibco.com>

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.


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.

Amelia A. Lewis
Architect, TIBCO/Extensibility, Inc.
Received on Wednesday, 16 July 2003 16:41:34 UTC

This archive was generated by hypermail 2.4.0 : Friday, 17 January 2020 23:06:31 UTC