Re: Submission with instance replacement and deferred updates

Hi Erik,

When this was discussed we definitely agreed that it should be a case
of 'set the flags'.

Regards,

Mark

On 23/07/07, Erik Bruchez <ebruchez@orbeon.com> wrote:
>
> All,
>
> This issue may have been raised before, but I just hit it again when
> implementing some optimizations in our implementation, and I would
> like to make sure that it is discussed if not already done. You never
> know, John has so many action items ;-)
>
> Section "11.2 The xforms-submit Event", upon instance replacement,
> directly performs rebuild, recalculate, revalidate and refresh
> operations. My question is simple: why do we do this directly, rather
> than setting the flags?
>
> This in particular is inconsistent with the way xforms:insert
> works. See section "9.3.5 The insert Action", point 9, where the flags
> are set:
>
>    "The XForms action system's deferred update flags for rebuild,
>     recalculate, revalidate and refresh are set."
>
> An instance replacement is not different from an insert action, in
> that an entire instance or part of it may be replaced. The two should
> work consistently.
>
> If we want to be consistent, which option to choose? I do not see a
> particular reason why a submission with instance replacement would
> work differently from any other action in XForms, so I do think that
> the consistency would work in favor of modifying the behavior of
> submission to set the deferred update flags.
>
> That is, unless there is a very good reason to perform these actions
> directly, but at this point I don't see any, and I suspect that this
> is just a legacy from XForms 1.0 prior to the more refined work on
> deferred updates done in 1.1.
>
> -Erik
>
> --
> Orbeon Forms - Web Forms for the Enterprise Done the Right Way
> http://www.orbeon.com/
>
>


-- 
  Mark Birbeck, formsPlayer

  mark.birbeck@x-port.net | +44 (0) 20 7689 9232
  http://www.formsPlayer.com | http://internet-apps.blogspot.com

  standards. innovation.

Received on Monday, 23 July 2007 14:51:38 UTC