The target-namespace resource attribute

All,

In the XACML specification there is a definition for an attribute id
called urn:oasis:names:tc:xacml:2.0:resource:target-namespace. It says
in the specification (Section B.6 for 2.0) that "In the case where the
resource content is supplied in the request context and the resource
namespace is defined in the resource, the PDP SHALL confirm that the
namespace defined by this attribute is the same as that defined in the
resource".

This requirement is not implementable as it stands since the