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Subject: Re: [xacml] Multi-valued attributes in Request. Forwarded from SethProctor.

I agree too. Multi-value attributes make the semantics of attribute
comparison more difficult.

bill parducci wrote:

 > i agree.
 > b
 > Polar Humenn wrote:
 >> We have multiple <AttributeValue> in attributes?
 >> You mean in the Request Context?
 >> That really shouldn't be.
 >> Being that the request context is a "notational"  structure, there
 >> really
 >> insn't any need for "economy", such as it is with XML, on these things.
 >> Also, since the <Attribute> has the DataType attribute, and has the
 >> <AttributeValue> element which must conform to the DataType, I really
 >> see
 >> no reason to have such things. Why complicate matters?
 >> The request context is "notational" and using the language of XML schema
 >> should just say that each attribute shall have an attribute id, a
 >> datatype, and a value for that datatype, and may have and issuer and
 >> issue
 >> instant.
 >> I suggest we clear this up by changing the schema to make the attribute
 >> value occurance to minOccurs=1 maxOccurs=1.
 >> Cheers,
 >> -Polar
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  Konstantin Beznosov                     Security Architect
  Quadrasis -- We Unify Security    http://www.quadrasis.com
  Hitachi Computer Products (America), Inc.


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