83 messages in org.w3.www-tagRe: FW: draft findings on Unsafe Meth...
FromSent OnAttachments
Dan ConnollyApr 15, 2002 8:50 am 
Larry MasinterApr 15, 2002 1:44 pm 
David OrchardApr 15, 2002 3:01 pm 
David OrchardApr 15, 2002 3:19 pm 
Mark BakerApr 15, 2002 8:00 pm 
Keith MooreApr 15, 2002 8:37 pm 
Scott CantorApr 15, 2002 9:28 pm 
Edwin KhodabakchianApr 15, 2002 9:34 pm 
David OrchardApr 15, 2002 10:18 pm 
Paul PrescodApr 15, 2002 11:17 pm 
Tim BrayApr 15, 2002 11:32 pm 
Mark NottinghamApr 16, 2002 1:01 am 
Tim BrayApr 16, 2002 1:02 am 
Mark NottinghamApr 16, 2002 1:09 am 
Paul PrescodApr 16, 2002 2:11 am 
Paul PrescodApr 16, 2002 3:02 am 
Mark BakerApr 16, 2002 4:54 am 
Williams, StuartApr 16, 2002 8:22 am 
Keith MooreApr 16, 2002 8:32 am 
jon...@research.att.comApr 16, 2002 8:44 am 
Scott CantorApr 16, 2002 8:55 am 
Paul PrescodApr 16, 2002 9:40 am 
Mark NottinghamApr 16, 2002 9:42 am 
Hutchison, NigelApr 16, 2002 9:43 am 
Henrik Frystyk NielsenApr 16, 2002 10:48 am 
Bullard, Claude L (Len)Apr 16, 2002 1:46 pm 
Larry MasinterApr 16, 2002 6:39 pm 
Roy T. FieldingApr 16, 2002 7:54 pm 
Larry MasinterApr 16, 2002 10:10 pm 
Graham KlyneApr 17, 2002 1:54 am 
Paul PrescodApr 18, 2002 12:33 am 
Graham KlyneApr 18, 2002 9:11 am 
Alex RousskovApr 18, 2002 9:30 am 
Paul PrescodApr 18, 2002 9:45 am 
Graham KlyneApr 18, 2002 11:58 am 
Roy T. FieldingApr 18, 2002 3:11 pm 
Don BoxApr 18, 2002 6:28 pm 
Mark BakerApr 18, 2002 8:50 pm 
Keith MooreApr 18, 2002 8:54 pm 
Paul PrescodApr 18, 2002 10:00 pm 
Graham KlyneApr 19, 2002 12:53 am 
Bill de hÓraApr 19, 2002 4:18 am 
Roy T. FieldingApr 19, 2002 1:20 pm 
Anne Thomas ManesApr 22, 2002 3:23 pm 
Paul PrescodApr 22, 2002 4:01 pm 
Anne Thomas ManesApr 22, 2002 8:17 pm 
Paul PrescodApr 22, 2002 10:21 pm 
Anne Thomas ManesApr 23, 2002 5:36 am 
Paul PrescodApr 23, 2002 12:03 pm 
Paul PrescodApr 23, 2002 2:09 pm 
Roy T. FieldingApr 23, 2002 2:14 pm 
Bullard, Claude L (Len)Apr 23, 2002 2:50 pm 
Joshua AllenApr 23, 2002 2:53 pm 
David OrchardApr 23, 2002 4:14 pm 
Keith MooreApr 23, 2002 5:05 pm 
Roy T. FieldingApr 23, 2002 5:14 pm 
Simon St.LaurentApr 23, 2002 5:18 pm 
Larry MasinterApr 23, 2002 6:31 pm 
Mark BakerApr 23, 2002 6:36 pm 
Paul PrescodApr 23, 2002 8:03 pm 
Tim BrayApr 23, 2002 8:30 pm 
Dan ConnollyApr 23, 2002 9:05 pm 
Joshua AllenApr 23, 2002 9:10 pm 
Anne Thomas ManesApr 23, 2002 9:28 pm 
Mark NottinghamApr 23, 2002 9:42 pm 
Jeff BoneApr 23, 2002 9:42 pm 
Joshua AllenApr 23, 2002 10:02 pm 
Paul PrescodApr 23, 2002 10:05 pm 
Joshua AllenApr 23, 2002 10:27 pm 
Joshua AllenApr 23, 2002 10:38 pm 
Mark NottinghamApr 23, 2002 10:57 pm 
Mark NottinghamApr 23, 2002 11:16 pm 
Joshua AllenApr 23, 2002 11:20 pm 
Dan ConnollyApr 23, 2002 11:23 pm 
Tim BrayApr 23, 2002 11:56 pm 
Bullard, Claude L (Len)Apr 24, 2002 7:23 am 
Larry MasinterApr 24, 2002 8:47 am 
Keith MooreApr 24, 2002 10:46 am 
Bullard, Claude L (Len)Apr 24, 2002 10:56 am 
Aaron SwartzApr 24, 2002 11:27 am 
Mike DierkenApr 24, 2002 12:06 pm 
David OrchardApr 25, 2002 10:54 am 
Roy T. FieldingMay 5, 2002 3:38 am 
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Subject:Re: FW: draft findings on Unsafe Methods (whenToUseGet-7)Actions...
From:Mark Baker (dist@acm.org)
Date:Apr 15, 2002 8:00:54 pm
List:org.w3.www-tag

(Reply-To set to www-@w3.org, per your instruction)

David,

On Mon, Apr 15, 2002 at 03:19:26PM -0700, David Orchard wrote:

My belief is that the web has been based upon a shared information space, primarily through use of GET/POST methods. However, as we move towards more machine to machine oriented communications, with arbitrary payloads of XML, and it's focus on update/service oriented architectures, the need for a public contract for safe actions is dramatically reduced.

We've danced around this issue for far too long, so I thank you for raising it, but you are incorrect.

It is a common misconception by Web services proponents that HTTP is nothing more than a transport protocol which moves bits from A to B, where A is typically a web server, and B is typically a Web browser. It should come as no surprise that because of this view, it is felt that HTTP and the architectural style that describes it (REST) is insufficient for program to program communication. This could not be further from the truth.

Anything that can be done with other architectural styles, such as message passing, RPC, tuple spaces, etc.. can also be accomplished with REST. It just has to be done in a different way. The common use of Web services, upon which you are bumping up against with this complaint, is not REST and is not the Web. It is attempting to use a different architectural style, RPC (or some derivative), that has repeatedly demonstrated its inability to be deployed on the Internet (ONC, CORBA, DCOM, RMI).

This is a classic liason activity, where we need to strive for consensus between different views. I would be glad to participate and help in such a liason.

IMO, Web architecture - at least the core of it - is not a matter for concensus gathering. It should be extracted from running code and the lessons learned over the past 10+ years. The common use of Web services ignores virtually all of this past history.

3. I encourage interested parties in the other groups to respond to this issue. This is one of the first TAG findings, and has potential significant ramifications to the web services architecture.

You're darned tootin'! 8-)

Formal - as suggested in item #2 - and personal discussions - this item - should help foster education and consensus that have so far been illusive. I've specifically sent this note to dist-app as a call to arms on this issue.

I fully agree with Dan's draft findings, and I would be absolutely shocked, disappointed, and upset if the TAG were not able to agree on one of the single most important architectural principles on the Web. As an AC rep, I would actively pursue having the TAG disbanded if concensus could not be reached on such a fundamental issue; I would rather have no TAG, than a TAG that could not represent Web architecture within and outside the W3C, as the latter could do more damage by silencing the voices of the architects of the Web on the TAG; TimBL, Dan Connolly, and Roy Fielding.

4. A personal note. I find it disappointing that we are debating this issue.

At least we agree on that. 8-/

Cheers,