return validateByDatatypeJena(lexicalForm, datatype, handler, line, col) ;
// From Jena 2.6.3, XSDDatatype.parse
XSSimpleType typeDeclaration = (XSSimpleType)datatype.extendedTypeDefinition() ;
try {
ValidationContext context = new ValidationState();
ValidatedInfo resultInfo = new ValidatedInfo();
Object result = typeDeclaration.validate(lexicalForm, context, resultInfo);
return true ;
} catch (InvalidDatatypeValueException e) {
handler.warning("Lexical form '"+lexicalForm+"' not valid for datatype "+datatype.getURI(), line, col) ;