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Re: [XPath Filter 2.0] Problem with Transform model

From: merlin <merlin@baltimore.ie>
Date: Wed, 29 May 2002 19:26:54 +0100
To: reagle@w3.org
Cc: "John Boyer" <JBoyer@PureEdge.com>, w3c-ietf-xmldsig@w3.org
Message-Id: <20020529182654.D0B024432D@yog-sothoth.ie.baltimore.com>

>On Wednesday 29 May 2002 01:55 pm, John Boyer wrote:
>> In conclusion, this means that if an empty node-set is given as input to
>> an Xpath 2.0 filter, returning an empty node-set would be behavior
>> consistent with the XPath 1.0 recommendation and with the XPath filter
>> 1.0 in the XML DSig recommendation.  To throw an error would be
>> inconsistent.
>Yes, I prefer this and its what I meant when I said, "We could add a 
>processing step that says if the input node-set is empty the transform is 
>done." [1] I changed it to the error [2] because I feared I was alone, but 
>now that you've clarified it further perhaps Gregor and Merlin might agree 
>too? <smile/>

Either option is defensible and this is just a boundary case,
although I agree we need to specify what happens, so I'll
change my vote to abstain.

Received on Wednesday, 29 May 2002 14:28:06 UTC

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