ribute of Type ID. The Lexical space of
 IDREF is the set of strings that match the NCName
 production.</P>
 <P>The Value space of IDREF is scoped to a specific
 instance document</P>
 
 <DL><DT><H1 style="font-size:110%">INTERNAL:</H1><DD>Usage of this class is not supported. It may be altered or removed at any time.</DD></DT></DL>
<P>
<DL>
<DT><B>Version: </B><DD>$Id: XML11IDREFDatatypeValidator.java 699892 2008-09-28 21:08:27Z mrglavas $</DD>
<DT><B>Author: </B><DD>Jeffrey Rodriguez, IBM, Sandy Gao, IBM,