W3C home > Mailing lists > Public > public-ws-addressing@w3.org > October 2005

Re: Reference Parameters - using them

From: David Hull <dmh@tibco.com>
Date: Mon, 10 Oct 2005 00:49:16 -0400
To: "Conor P. Cahill" <concahill@aol.com>
Cc: Pete Hendry <peter.hendry@capeclear.com>, Marc Hadley <Marc.Hadley@Sun.COM>, public-ws-addressing@w3.org
Message-id: <4349F2CC.1080402@tibco.com>

+1, and thanks for putting it much better than I would have.

Conor P. Cahill wrote:

>Pete Hendry wrote on 10/7/2005, 11:13 PM:
> > What I am arguing (and Marc too) is that there should be a means to have
> > the client automatically get this EPR and use it - a standard mechanism.
> > There should not have to be any code on the client to explicitely take
> > this EPR, extract the parameters and put them in the next request (if
> > that's what it is doing). One approach may be to allow the response to
> > contain a wsa:ReplyTo header also (this would also facilitate the case
> > where the logon service is the initial point of contact of a site and
> > then the client can be redirected once authenticated using the Address
> > field of the ReplyTo in the response - but that's getting a bit ahead of
> > myself!).
>Well, I think there needs to be a standard way to update/replace
>the EPR that the client used to invoke the service.  However, in
>the case of WSN, this isn't what's happening.  The subscription
>response is saying something along the lines of "Ok, if you want
>to communicate further with respect to *this* subscription, you
>need to use this new EPR".
>That is different than saying "From now on, when you communicate
>with me, you should use this new EPR".
>I think that both situations are different and that the EPR for
>the subscription related information is a application level
>message that should be in the body and should be documented
>by WSN as it doesn't change further invocations of the interface
>that resulted in the subscription.
>I also think it would be good to standardize a method for the
>recipient of a message to send back a response that indicates
>that the sender should alter the logical EPR used to invoke
>the service (change the endpoint, change the reference parameters,
Received on Monday, 10 October 2005 04:49:53 UTC

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