Mega Code Archive
XmlSchemaObject Class represents the root class for the Xml schema object model
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Option Strict On
Option Explicit On
Imports System
Imports System.Xml
Imports System.Xml.Schema
Imports System.IO
Imports System.Reflection
Imports Microsoft.VisualBasic
Public Class ValidXSD
Public Shared Sub Main()
Dim xsd As String = "example.xsd"
Dim fs As FileStream
Dim schema As XmlSchema
Try
fs = New FileStream(xsd, FileMode.Open)
schema = XmlSchema.Read(fs, New ValidationEventHandler(AddressOf ShowCompileError))
Dim schemaSet As New XmlSchemaSet()
AddHandler schemaSet.ValidationEventHandler, AddressOf ShowCompileError
schemaSet.Add(schema)
schemaSet.Compile()
Dim compiledSchema As XmlSchema = Nothing
For Each schema1 As XmlSchema In schemaSet.Schemas()
compiledSchema = schema1
Next
schema = compiledSchema
If schema.IsCompiled Then
DisplayObjects(schema)
End If
Catch e As XmlSchemaException
Console.WriteLine("LineNumber = {0}", e.LineNumber)
Console.WriteLine("LinePosition = {0}", e.LinePosition)
Console.WriteLine("Message = {0}", e.Message)
Console.WriteLine("Source = {0}", e.Source)
End Try
End Sub 'Main
Private Overloads Shared Sub DisplayObjects(ByVal o As Object)
DisplayObjects(o, "")
End Sub
Private Overloads Shared Sub DisplayObjects(ByVal o As Object, ByVal indent As String)
Console.WriteLine("{0}{1}", indent, o)
Dim property1 As PropertyInfo
For Each property1 In o.GetType().GetProperties()
If property1.PropertyType.FullName = "System.Xml.Schema.XmlSchemaObjectCollection" Then
Dim childObjectCollection As XmlSchemaObjectCollection = CType(property1.GetValue(o, Nothing), XmlSchemaObjectCollection)
Dim schemaObject As XmlSchemaObject
For Each schemaObject In childObjectCollection
DisplayObjects(schemaObject, indent + ControlChars.Tab)
Next schemaObject
End If
Next property1
End Sub
Private Shared Sub ShowCompileError(ByVal sender As Object, ByVal e As ValidationEventArgs)
Console.WriteLine("Validation Error: {0}", e.Message)
End Sub 'ShowCompileError
End Class 'ValidXSD
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