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Re: Media types and versioning

From: Mark Baker <distobj@acm.org>
Date: Wed, 16 May 2007 23:16:13 -0400
Message-ID: <e9dffd640705162016t625df2d4qaba6f028e03bee98@mail.gmail.com>
To: "Marc de Graauw" <mdegraau@xs4all.nl>
Cc: "Marc de Graauw" <marc@marcdegraauw.com>, www-tag@w3.org

On 5/16/07, Marc de Graauw <mdegraau@xs4all.nl> wrote:
> Mark Baker:
> > AFAICT, that's more or less what happens in the existing Web
> > architecture.  HTTP messages carrying a document also normally include
> > a media type, which is essentially a name for a series of compatible
> > versions (e.g. "text/html" as a shortcut for HTML 2 + 3.2 + 4.01 + 5
> > etc..).
> Yes, but the list is not explicit, so it is not possible to exclude
> versions (you cannot say: do not process if your version is lower than
> 4.01). That is not necessary for HTML, but for other languages (like
> medication, which example I use in my XML.COM article) it often is, and
> that is the mechanism I wanted to describe in my article.

I think that your problem could be solved simply by minting a new
media type when you break backwards compatibility.

Received on Thursday, 17 May 2007 03:16:17 UTC

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