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Subject: Re: [xacml] questions about section 5 and is-present elemets
On 5 November, simon godik writes: [xacml] questions about section 5 and is-present elemets > I have couple of questions: > 1. is it nesessary to call subject-attribute-designator categorized-subject-attribute-designator > since we do not have -where element any more? I think just "SubjectAttributeDesignator" is OK. > 2. for is present designators: > is'n it better do define 'present' function that takes as an argument existing attribute deisgnators: > <Apply FunctionId="present"> > <ResourceAttributeDesignator ... /> > </Apply> But what if <ResourceAttributeDesignator> has a "MustBePresent="true"? Does that mean "present" returns Indeterminate if the attribute is not present? I thought this was what Polar was trying to work around with this new IsPresentDesignators. Anne -- Anne H. Anderson Email: Anne.Anderson@Sun.COM Sun Microsystems Laboratories 1 Network Drive,UBUR02-311 Tel: 781/442-0928 Burlington, MA 01803-0902 USA Fax: 781/442-1692
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