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Changed by [EMAIL PROTECTED] http://bugzilla.ximian.com/show_bug.cgi?id=82063 --- shadow/82063 2007-07-10 20:50:25.000000000 -0400 +++ shadow/82063.tmp.24249 2007-07-10 20:50:25.000000000 -0400 @@ -0,0 +1,107 @@ +Bug#: 82063 +Product: Mono: Class Libraries +Version: 1.2 +OS: +OS Details: +Status: NEW +Resolution: +Severity: +Priority: Normal +Component: Sys.XML +AssignedTo: [EMAIL PROTECTED] +ReportedBy: [EMAIL PROTECTED] +QAContact: [EMAIL PROTECTED] +TargetMilestone: --- +URL: +Cc: +Summary: Default attributes in schemas are broken + +Description of Problem: +When using default attributes in an xml schema +XmlSchemaValidatingReader.get_Prefix throws a NullReferenceException. + +Steps to reproduce the problem: +Run the program below. + +Actual Results: +Unhandled Exception: System.NullReferenceException: Object reference not +set to an instance of an object + at Mono.Xml.Schema.XmlSchemaValidatingReader.get_Prefix () [0x00000] + at System.Xml.XmlDocument.ReadAttributeNode (System.Xml.XmlReader reader) +[0x00000] + at System.Xml.XmlDocument.ReadNodeCore (System.Xml.XmlReader reader) +[0x00000] + at System.Xml.XmlDocument.ReadNode (System.Xml.XmlReader reader) [0x00000] + at System.Xml.XmlDocument.Load (System.Xml.XmlReader xmlReader) [0x00000] + at Program.DoLoad () [0x00000] + at Program.Main (System.String[] args) [0x00000] + + +Expected Results: +name: Bob +address: - + +How often does this happen? +Always. + +Additional Information: +-- Main.cs ------------------------------ +using System; +using System.IO; +using System.Xml; +using System.Xml.Schema; + +public class Program +{ + public static void Main(string[] args) + { + XmlDocument xml = DoLoad(); + DoProcess(xml.FirstChild); + } + + public static XmlDocument DoLoad() + { + Stream stream = File.OpenRead("Schema.xml"); + XmlSchema schema = XmlSchema.Read(stream, Program.DoValidationEvent); + + XmlReaderSettings settings = new XmlReaderSettings(); + settings.Schemas.Add(schema); + settings.ValidationEventHandler += Program.DoValidationEvent; + settings.ValidationType = ValidationType.Schema; + + stream = File.OpenRead("Test2.xml"); + XmlReader reader = XmlReader.Create(stream, settings); + + XmlDocument xml = new XmlDocument(); + xml.Load(reader); + + return xml; + } + + public static void DoProcess(XmlNode element) + { + Console.WriteLine("name: {0}", element.Attributes["name"].Value); + Console.WriteLine("address: {0}", element.Attributes["address"].Value); + } + + private static void DoValidationEvent(object sender, ValidationEventArgs e) + { + Console.WriteLine("{0}", e.Message); + } +} + +-- Schema.xml --------------------------- +<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema";> + <xsd:element name="Customer" type="CustomerType"/> + + <xsd:complexType name="CustomerType"> + <xsd:attribute name="name" type="xsd:string"/> + <xsd:attribute name="address" type="xsd:string" default="-"/> +<!-- the default attribute causes XmlSchemaValidatingReader.get_Prefix to +throw --> + </xsd:complexType> +</xsd:schema> + +-- Test2.xml ---------------------------- +<Customer name = "Bob"> +</Customer> _______________________________________________ mono-bugs maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-bugs
