impl dtd models impl dtd XMLContentSpec xni QName cmleaf cmnode qname qname cmleaf qname element position xmlcontentspec.contentspecnode_leaf felement.setvalues element position cmleaf qname element xmlcontentspec.contentspecnode_leaf felement.setvalues element qname isnullable stringbuffer strret stringbuffer strret.append strret.append felement.uri strret.append strret.append felement.localpart strret.append strret.append append append strret.tostring calcfirstpos cmstateset toset.zerobits toset.setbit calclastpos cmstateset toset.zerobits toset.setbit