+ [MonoTODO("setter incomplete (name character check, format check, wrong prefix&nsURI)")]
+ // We gotta do more in the set block here
+ // We need to do the proper tests and throw
+ // the correct Exceptions
+ //
+ // Wrong cases are: (1)check readonly, (2)check character validity,
+ // (3)check format validity, (4)this is attribute and qualifiedName != "xmlns"
+ // (5)when argument is 'xml' or 'xmlns' and namespaceURI doesn't match