Re: proposal for issue 6533 (Transfer: Safeness of operations)

On Tue, 3 Mar 2009, Doug Davis wrote:

> Hi Yves,
>  would this apply to all WSRA specs?  For example, I'm wondering if
> Transfer.Get() is really any more, or less, safe than a Mex.GetMetadata()?
> or even a Enumeration.Enumerate() ?  Per their specs they're not meant to
> change anything on the service side they're just retrieving data.

The goal is to have this for Transfer, however we could also define 
the properties of all the newly defined Actions, or perhaps have all of 
them use the Transfer.Get and state somewhere in the EPR that it's a 
Mex.GetMetadata.

>
> thanks
> -Doug
> ______________________________________________________
> STSM |  Standards Architect  |  IBM Software Group
> (919) 254-6905  |  IBM 444-6905  |  dug@us.ibm.com
>
>
>
> Yves Lafon <ylafon@w3.org>
> Sent by: public-ws-resource-access-request@w3.org
> 03/03/2009 08:32 AM
>
> To
> public-ws-resource-access@w3.org
> cc
>
> Subject
> proposal for issue 6533 (Transfer: Safeness of operations)
>
>
>
>
>
>
> All,
> The proposal is as follows,
> 1/ add a paragraph to explain what 'safe' and 'idempotent' means, and the
> impact on operations (like being able to redo a request when there is a
> failure at the underlying protocol level, or using a timeout when that
> information is not available, like UDP packets).
>
> The text might reference http://tools.ietf.org/html/rfc2616#section-9.1
> directly or even
> http://tools.ietf.org/html/draft-ietf-httpbis-method-registrations-01
> or we can come up with our own definitions if needed (that is the main
> point of discussion I guess).
>
> 2/ for each resource operation, add a small table with the
> safeness and idempotent properties (and this table would also act as a
> short summary for each paragrahp, so include the values of
> /s:Envelope/s:Header/wsa:Action, for example).
>
> [1] http://www.w3.org/Bugs/Public/show_bug.cgi?id=6533
>
>

-- 
Baroula que barouleras, au tiéu toujou t'entourneras.

         ~~Yves

Received on Tuesday, 3 March 2009 14:09:53 UTC