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RE: Last Call for DAV:checked-out-vcr Proposal

From: John Hall <johnhall@evergo.net>
Date: Tue, 19 Jun 2001 08:54:23 -0700
To: "'Clemm, Geoff'" <gclemm@rational.com>, "'DeltaV \(E-mail\)'" <ietf-dav-versioning@w3.org>
Message-ID: <000001c0f8d8$1c22c900$0400a8c0@xythosjohnhall>
Yes, Please.

Not providing this means that implementation of working resources is
intimately tied to UPDATE / MERGE.  

Providing this makes things simpler for some common use cases.

But rememeber you have to support an error condition where the CHECKIN
and update of VCR was not possible.

> -----Original Message-----
> From: ietf-dav-versioning-request@w3.org 
> [mailto:ietf-dav-versioning-request@w3.org] On Behalf Of Clemm, Geoff
> Sent: Tuesday, June 19, 2001 5:18 AM
> To: DeltaV (E-mail)
> Subject: Last Call for DAV:checked-out-vcr Proposal
> 
> 
> The DAV:checked-out-vcr property addresses the use case where 
> a working resource has been created for the purpose of 
> updating a VCR, and then that VCR has been moved while the 
> working resource was checked-out.  Since the client cannot 
> easily track the movement of the VCR, the DAV:checked-out-vcr 
> property provides functionality that cannot be achieved by 
> the current protocol for the client-workspace package (the 
> server-workspace package does not have this problem, since it 
> does not support working resources).
> 
> Does anyone object to adding this functionality?  I am 
> ambivalent, in that I would prefer to not add functionality 
> to the protocol (it's already complex enough), but this is 
> useful, consistent functionality that does not present any 
> interoperability issues. I'd like a few more "yes, add it in" 
> or at least "I don't mind if it is added" comments from the 
> working group before making this addition.
> 
> As a reminder, the proposed additions to the protocol are:
> 
> Add a protected DAV:checked-out-vcr property for a working 
> resource. Set this property on the working resource created 
> when a CHECKOUT with the DAV:apply-to-version flag is applied 
> to a VCR.  Add a postcondition to "CHECKIN" of a working 
> resource that says that if there is a DAV:checked-out-VCR on 
> the working resource, the specified VCR will automatically be 
> updated to reflect the content and dead properties of the new 
> version.  Add a postcondition to "MOVE" of a VCR that says 
> that if there is a DAV:checked-out-VCR that identifies that 
> VCR, that property is updated to reflect the new location of the VCR.
> 
> Cheers,
> Geoff
> 
> 
Received on Tuesday, 19 June 2001 11:54:34 GMT

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