Re: p2: deprecating 205 Reset Content?

James M Snell <jasnell@gmail.com> Mon, 29 April 2013 17:25 UTC

Return-Path: <ietf-http-wg-request@listhub.w3.org>
X-Original-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Delivered-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 4311A21F9E7A for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Mon, 29 Apr 2013 10:25:45 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -10.598
X-Spam-Level:
X-Spam-Status: No, score=-10.598 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_HI=-8]
Received: from mail.ietf.org ([12.22.58.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id y+vjA8fO5pPZ for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Mon, 29 Apr 2013 10:24:45 -0700 (PDT)
Received: from frink.w3.org (frink.w3.org [128.30.52.56]) by ietfa.amsl.com (Postfix) with ESMTP id 87F6521F9E32 for <httpbisa-archive-bis2Juki@lists.ietf.org>; Mon, 29 Apr 2013 10:24:08 -0700 (PDT)
Received: from lists by frink.w3.org with local (Exim 4.72) (envelope-from <ietf-http-wg-request@listhub.w3.org>) id 1UWrng-0003GC-7C for ietf-http-wg-dist@listhub.w3.org; Mon, 29 Apr 2013 17:23:40 +0000
Resent-Date: Mon, 29 Apr 2013 17:23:40 +0000
Resent-Message-Id: <E1UWrng-0003GC-7C@frink.w3.org>
Received: from maggie.w3.org ([128.30.52.39]) by frink.w3.org with esmtp (Exim 4.72) (envelope-from <jasnell@gmail.com>) id 1UWrnX-0003FS-3J for ietf-http-wg@listhub.w3.org; Mon, 29 Apr 2013 17:23:31 +0000
Received: from mail-ob0-f177.google.com ([209.85.214.177]) by maggie.w3.org with esmtps (TLS1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.72) (envelope-from <jasnell@gmail.com>) id 1UWrnV-0005WO-9H for ietf-http-wg@w3.org; Mon, 29 Apr 2013 17:23:31 +0000
Received: by mail-ob0-f177.google.com with SMTP id ef5so5574999obb.8 for <ietf-http-wg@w3.org>; Mon, 29 Apr 2013 10:23:03 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=VXPGNUhM2+0Sfbc7BTXmGJDcQt5Zlqs9GnzD4NUW/ME=; b=ssoa4TWu1L7jRfPjmdbqldKkcQXzkyPeWObPldw2o7j4y7hwZCdGSUpqYT5kjG197/ UXZVu79X/1V374phKtCp5K75A9fJcRzLy1p9ud6/ykyM0Zko8TMw4u5TptNgGY6YcOiu QFpp6t5V5Ypr9ZPNrLSx4rOU2ru/zWs+WYD5Vr46NtPHeBFg5YMBsmJMgPKdcZmYYJiR Kox7OK5S9v5E7igOXYF1612SGVTkLcgXXjTF32uJfQVZ6yf+aMeKwP99kh0O1VzEFNzM YN/ffkjGPhU9JcRz/S7enpu4i1jPgOQiIFWZ/lIdCP8ZmFVC9avJ/ayM7NaFV3x1Yw/1 vHSA==
MIME-Version: 1.0
X-Received: by 10.182.204.5 with SMTP id ku5mr12770210obc.22.1367256183218; Mon, 29 Apr 2013 10:23:03 -0700 (PDT)
Received: by 10.60.3.137 with HTTP; Mon, 29 Apr 2013 10:23:03 -0700 (PDT)
Received: by 10.60.3.137 with HTTP; Mon, 29 Apr 2013 10:23:03 -0700 (PDT)
In-Reply-To: <CB428B8E-5654-46C3-83EA-0B9196B3C362@gbiv.com>
References: <D27B99AF-5FC0-4ABA-8E4D-9F3E241C4046@mnot.net> <CB428B8E-5654-46C3-83EA-0B9196B3C362@gbiv.com>
Date: Mon, 29 Apr 2013 10:23:03 -0700
Message-ID: <CABP7Rbez2NdKhvsoa8Ef7z85=mc-dS5zBsetwd4pc0C18zd4XQ@mail.gmail.com>
From: James M Snell <jasnell@gmail.com>
To: "Roy T. Fielding" <fielding@gbiv.com>
Cc: ietf-http-wg@w3.org, Mark Nottingham <mnot@mnot.net>
Content-Type: multipart/alternative; boundary="e89a8ff1cd3e1e270b04db832325"
Received-SPF: pass client-ip=209.85.214.177; envelope-from=jasnell@gmail.com; helo=mail-ob0-f177.google.com
X-W3C-Hub-Spam-Status: No, score=-3.5
X-W3C-Hub-Spam-Report: AWL=-2.687, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001
X-W3C-Scan-Sig: maggie.w3.org 1UWrnV-0005WO-9H 5199ea792c8dfb063d5fc5b6981c95d3
X-Original-To: ietf-http-wg@w3.org
Subject: Re: p2: deprecating 205 Reset Content?
Archived-At: <http://www.w3.org/mid/CABP7Rbez2NdKhvsoa8Ef7z85=mc-dS5zBsetwd4pc0C18zd4XQ@mail.gmail.com>
Resent-From: ietf-http-wg@w3.org
X-Mailing-List: <ietf-http-wg@w3.org> archive/latest/17663
X-Loop: ietf-http-wg@w3.org
Resent-Sender: ietf-http-wg-request@w3.org
Precedence: list
List-Id: <ietf-http-wg.w3.org>
List-Help: <http://www.w3.org/Mail/>
List-Post: <mailto:ietf-http-wg@w3.org>
List-Unsubscribe: <mailto:ietf-http-wg-request@w3.org?subject=unsubscribe>

Deprecating it in spec doesn't harm those existing systems in any way,  it
just means,  at worse,  eventually future iterations of those systems would
need to find a better approach to that particular problem.  Let's not be
afraid to dump stuff we really don't need. That said.  I do agree that
there are more important things to be focusing on.
On Apr 29, 2013 10:15 AM, "Roy T. Fielding" <fielding@gbiv.com> wrote:

> The most common use of 205 is within custom HTTP systems, not browsers.
> We could only do harm by deprecating it.
>
> ....Roy
>
> On Apr 28, 2013, at 10:34 PM, Mark Nottingham wrote:
>
> > p2 defines this status code:
> >
> >> The 205 (Reset Content) status code indicates that the server has
> fulfilled the request and desires that the user agent reset the "document
> view", which caused the request to be sent, to its original state as
> received from the origin server.
> >
> > but AIUI it isn't implemented in any browser. See:
> >
> http://benramsey.com/blog/2008/05/http-status-204-no-content-and-205-reset-content/
> >
> > While it might have uses outside of browsers, the identified use case
> *is* data entry, which screams "browser" (at least to me).
> >
> > AFAICT it was first proposed here:
> >
> http://lists.w3.org/Archives/Public/ietf-http-wg-old/1995MayAug/0575.html
> > and resolutely failed to catch on.
> >
> > This being the case, should we consider noting its lack of
> implementation support, or even deprecating it (as we did for 305, which
> showed a similar lack of interest/deployment)?
> >
> > Cheers,
> >
> > P.S. I don't want to spend a lot of time on this; if people have strong
> feelings against both noting lack of support and deprecating it, just say
> so and I'm happy to drop it. OTOH if you think it's a good idea, say so and
> it'll help us make a decision more quickly.
> >
> > --
> > Mark Nottingham   http://www.mnot.net/
> >
> >
> >
> >
>
>
>