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Re: XACML adding new functions

• To: mitch.amiano@s...
• Subject: Re: XACML adding new functions
• From: "Chiusano Joseph" <chiusano_joseph@b...>
• Date: Thu, 14 Aug 2003 10:22:33 -0400
• Cc: Natalie.Krainski@i..., xml-dev@l...
• Organization: Booz Allen Hamilton
• References: <2FE102C39AC9D311B24B00A0C9F0099602DC2336@v...> <3F3B9D19.4020702@n...>

<Quote>
It says nothing special about extensions, which I would take to mean
that the extension function URI is by default the concatenation of the
above URI and your extension function name,
</Quote>

Very much along the lines of my observation as well, in my reply to
Natalie. Comfort in numbers.

Kind Regards,
Joe Chiusano
Booz | Allen | Hamilton

Mitch Amiano wrote:
> 
> Note: I'm not an expert on XACML.
> 
> Sun's programmer guide doesn't say anything explicitly on the subject:
> http://sunxacml.sourceforge.net/guide.html#extending-function
> 
> The standard's appendix section A14.14 seems to imply by omission that there is no special namespace for extension functions. Also, appendix B.3. XACML functions says the relative namespace is
> "urn:oasis:names:tc:xacml:1.0:function" and says further that this is "the base of all the identifiers in the table of functions". It says nothing special about extensions, which I would take to mean that the extension function URI is by default the concatenation of the above URI and your extension function name, but from Sun's code that doesn't appear to be right.
> 
> Looking at Sun's sample bool-text-compare code, I would guess that the URI would be simply
> "bool-text-compare".
> 
> Natalie.Krainski@i... wrote:
> > Hi,
> >
> > I don't know if this is the right place to go with my problem, but I think
> > it's worth trying.
> > I wanted to add a new function (such as string-equal) to my xml (xacml) -
> > file. I've written the function in Java, as told at sourceforge.net. I think
> > it works, but now I don't know how to integrate this function in my
> > xml-file. What URI do I have to use?
> >
> > I hope someone can help me?!
> > thx, Natalie
> >
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• References:
  • XACML adding new functions
    • From: Natalie.Krainski@i...
  • Re: XACML adding new functions
    • From: Mitch Amiano <mamiano@n...>

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