Hello all,
Good day.
When i try to run the example from MSDN. But it failed at running time.
Error Alert:
An unhandled exception of type 'System.Xml.XmlException' occurred in System.Xml.dll
Additional information: 'type' is an unexpected token. Expecting white space. Line 7, position 24.
My Code http://msdn.microsoft.com/en-us/library/ms255932.aspx
using System;
using System.Collections.Generic;
using System.Text;
using System.Collections;
using System.Data;
using System.IO;
using System.Xml;
using System.Xml.Schema;
class XmlSchemaTraverseExample
{
static void Main()
{
// Add the customer schema to a new XmlSchemaSet and compile it.
// Any schema validation warnings and errors encountered reading or
// compiling the schema are handled by the ValidationEventHandler delegate.
XmlSchemaSet schemaSet = new XmlSchemaSet();
schemaSet.ValidationEventHandler += new ValidationEventHandler(ValidationCallback);
schemaSet.Add("http://www.w3.org/2001/XMLSchema", "address.xsd");
schemaSet.Compile();
// Retrieve the compiled XmlSchema object from the XmlSchemaSet
// by iterating over the Schemas property.
XmlSchema customerSchema = null;
foreach (XmlSchema schema in schemaSet.Schemas())
{
customerSchema = schema;
}
// Iterate over each XmlSchemaElement in the Values collection
// of the Elements property.
foreach (XmlSchemaElement element in customerSchema.Elements.Values)
{
Console.WriteLine("Element: {0}", element.Name);
// Get the complex type of the Customer element.
XmlSchemaComplexType complexType = element.ElementSchemaType as XmlSchemaComplexType;
// If the complex type has any attributes, get an enumerator
// and write each attribute name to the console.
if (complexType.AttributeUses.Count > 0)
{
IDictionaryEnumerator enumerator =
complexType.AttributeUses.GetEnumerator();
while (enumerator.MoveNext())
{
XmlSchemaAttribute attribute =
(XmlSchemaAttribute)enumerator.Value;
Console.WriteLine("Attribute: {0}", attribute.Name);
}
}
// Get the sequence particle of the complex type.
XmlSchemaSequence sequence = complexType.ContentTypeParticle as XmlSchemaSequence;
// Iterate over each XmlSchemaElement in the Items collection.
foreach (XmlSchemaElement childElement in sequence.Items)
{
Console.WriteLine("Element: {0}", childElement.Name);
}
}
}
static void ValidationCallback(object sender, ValidationEventArgs args)
{
if (args.Severity == XmlSeverityType.Warning)
Console.Write("WARNING: ");
else if (args.Severity == XmlSeverityType.Error)
Console.Write("ERROR: ");
Console.WriteLine(args.Message);
}
}
`