W3C home > Mailing lists > Public > xml-dist-app@w3.org > August 2003

Re: regex for media types

From: Amy Lewis <alewis@tibco.com>
Date: Tue, 5 Aug 2003 10:45:17 -0400
To: Mark Nottingham <mark.nottingham@bea.com>
Cc: xml-dist-app@w3.org
Message-Id: <20030805104517.287bffd4.alewis@tibco.com>

On Mon, 4 Aug 2003 14:31:12 -0700
Mark Nottingham <mark.nottingham@bea.com> wrote:
> While new top-level media types aren't added often, there is an 
> extensibility point for them in the 'x-' convention. Enumerating them 
> won't really improve interoperability, as many implementations won't 
> recognize subtypes, and will require us to revise the specification 
> each time a major type is added.

Since this isn't likely to happen, there isn't much of a problem with
enumeration, then, is there?  Likewise, it's perfectly fine to use a
regex that begins 'x-'.

> What does it mean for a processor to support a type? The typing is 
> useful to the application, not the SOAP stack, in MTOM.

Nope.  A processor *must* understand the distinction between composite
types (multipart, message) and simple types.

Amelia A. Lewis
Architect, TIBCO/Extensibility, Inc.
Received on Tuesday, 5 August 2003 10:45:17 UTC

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