Vitaly, XML parsers are required to normalize [1] attribute values. The line feed would be substituted with a space (i.e. 0x20) before the schema validator sees it.
Thanks. [1] http://www.w3.org/TR/2006/REC-xml-20060816/#AVNormalize Michael Glavassevich XML Parser Development IBM Toronto Lab E-mail: [email protected] E-mail: [email protected] Vitaly Prapirny <[email protected]> wrote on 08/27/2010 10:50:13 AM: > Greetings, > > Could someone please enlighten me on why these document had been > validated without error? Shouldn't the line feed be preserved when > validating the 'd' attribute so that the pattern check fails? > > ======= b.xml ============= > <?xml version="1.0"?> > <e xmlns="e" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > xsi:schemaLocation="e a.xsd" d="k > "/> > =========================== > ======= a.xsd ============= > <?xml version="1.0"?> > <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"; xmlns:e="e" > targetNamespace="e"> > <xs:simpleType name="a"> > <xs:restriction base="xs:string"> > <xs:pattern value="[ ]*[!-~][ - > ~]*"/> > <xs:whiteSpace value="preserve"/> > </xs:restriction> > </xs:simpleType> > <xs:complexType name="c"> > <xs:attribute name="d" type="e:a"> > </xs:attribute> > </xs:complexType> > <xs:element name="e" type="e:c"/> > </xs:schema> > =========================== > > Good luck! > Vitaly
