HeaderAttributeModule accesses request header attributes. If the
attribute name contains an askerisk "*" this is considered a
wildcard and all attributes that would match this wildcard are
considered to be part of an array of that name for
getAttributeValues. Only one "*" is allowed.
author: Christian Haul version: $Id: HeaderAttributeModule.java 433543 2006-08-22 06:22:54Z crossley $