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Re: On subsetting XML...

From: Paul Grosso <pgrosso@arbortext.com>
Date: Thu, 16 Jan 2003 16:08:54 -0600
Message-Id: <4.3.2.7.2.20030116160632.0206ff00@172.27.10.30>
To: www-tag@w3.org

At 16:34 2003 01 16 -0500, noah_mendelsohn@us.ibm.com wrote:

>End of story.  PIs are never legal in SOAP messages. 


> As it happens, the semantics of a PI in a 
>SOAP body would be very questionable.  Does it apply only to the body, or 
>to the SOAP message as a whole?  PI's aren't well scoped to the XML 
>tree...they just sort of float in the document.  SOAP processing is tied 
>very deeply to the tree structure of XML.  Accordingly, it is somewhat 
>difficult to provide stable semantics for PIs floating around in SOAP 
>messages.  That was among the reasons that I was one of those who endorsed 
>the current design.  As I say:  we're an application of XML, and PIs did 
>not meet our needs.  Thank you.

So why can't all SOAP processors just ignore PIs?  Or even
give a fatal error when a PI is seen?

What are the arguments for SOAP requiring a profile of XML
that *does not include* PIs?

paul
Received on Thursday, 16 January 2003 17:11:27 GMT

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