XmlSchemaException XmlSchemaException XmlSchemaException XmlSchemaException Class

Definition

Returns detailed information about the schema exception.

public ref class XmlSchemaException : SystemException
[System.Serializable]
public class XmlSchemaException : SystemException
type XmlSchemaException = class
    inherit SystemException
Public Class XmlSchemaException
Inherits SystemException
Inheritance
Derived
Attributes

Examples

The following example shows the use of the XmlSchemaException class.

#using <mscorlib.dll>
#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Xml;
using namespace System::Xml::Schema;

class ValidXsd
{
public:

    static void Main()
    {
        FileStream^ fs;
        XmlSchema^ schema;

        try
        {
			fs = gcnew FileStream("example.xsd", FileMode::Open);
			schema = XmlSchema::Read(fs, gcnew ValidationEventHandler(ShowCompileError));

            XmlSchemaSet^ schemaSet = gcnew XmlSchemaSet();
            schemaSet->ValidationEventHandler += gcnew ValidationEventHandler(ShowCompileError);
            schemaSet->Add(schema);
            schemaSet->Compile();

            XmlSchema^ compiledSchema;

            for each (XmlSchema^ schema1 in schemaSet->Schemas())
            {
                compiledSchema = schema1;
            }

            schema = compiledSchema;

            if (schema->IsCompiled)
            {
                // Schema is successfully compiled. 
                // Do something with it here.

            }
        }
        catch (XmlSchemaException^ e)
        {
			Console::WriteLine("LineNumber = {0}", e->LineNumber);
			Console::WriteLine("LinePosition = {0}", e->LinePosition);
			Console::WriteLine("Message = {0}", e->Message);
        }

    }

    static void ShowCompileError(Object^ sender, ValidationEventArgs^ e)
    {
		Console::WriteLine("Validation Error: {0}", e->Message);
    }
};

int main()
{
	ValidXsd::Main();
	Console::ReadLine();
    return 0;
};
using System;
using System.Xml;
using System.Xml.Schema;
using System.IO;

public class ValidXSD
{
    public static int Main()
    {

        FileStream fs;
        XmlSchema schema;
        try
        {
            fs = new FileStream("example.xsd", FileMode.Open);
            schema = XmlSchema.Read(fs, new ValidationEventHandler(ShowCompileError));

            XmlSchemaSet schemaSet = new XmlSchemaSet();
            schemaSet.ValidationEventHandler += new ValidationEventHandler(ShowCompileError);
            schemaSet.Add(schema);
            schemaSet.Compile();

            XmlSchema compiledSchema = null;

            foreach (XmlSchema schema1 in schemaSet.Schemas())
            {
                compiledSchema = schema1;
            }

            schema = compiledSchema;

            if (schema.IsCompiled)
            {
                // Schema is successfully compiled. 
                // Do something with it here.

            }
            return 0;
        }
        catch (XmlSchemaException e)
        {
            Console.WriteLine("LineNumber = {0}", e.LineNumber);
            Console.WriteLine("LinePosition = {0}", e.LinePosition);
            Console.WriteLine("Message = {0}", e.Message);
            return -1;
        }

    }

    private static void ShowCompileError(object sender, ValidationEventArgs e)
    {
        Console.WriteLine("Validation Error: {0}", e.Message);
    }
}
Option Strict On
Option Explicit On

Imports System
Imports System.Xml
Imports System.Xml.Schema
Imports System.IO
Imports Microsoft.VisualBasic

Public Class ValidXSD
    Public Shared Sub Main()
        Dim fs As FileStream
        Dim schema As XmlSchema
        Try
            fs = New FileStream("example.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
                ' Schema is successfully compiled. 
                ' Do something with it here.
            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 Shared Sub ShowCompileError(ByVal sender As Object, ByVal e As ValidationEventArgs)
        Console.WriteLine("Validation Error: {0}", e.Message)
    End Sub 'ShowCompileError
End Class 'ValidXSD

Remarks

Important

The XmlSchemaException class may contain sensitive information that should not be exposed in untrusted scenarios. For example, the SourceUri property returns the URI path to the schema file that caused the exception. The SourceUri property should not be exposed in untrusted scenarios. Exceptions should be properly handled so that this sensitive information is not exposed in untrusted scenarios.

Constructors

XmlSchemaException() XmlSchemaException() XmlSchemaException() XmlSchemaException()

Initializes a new instance of the XmlSchemaException class.

XmlSchemaException(SerializationInfo, StreamingContext) XmlSchemaException(SerializationInfo, StreamingContext) XmlSchemaException(SerializationInfo, StreamingContext) XmlSchemaException(SerializationInfo, StreamingContext)

Constructs a new XmlSchemaException object with the given SerializationInfo and StreamingContext information that contains all the properties of the XmlSchemaException.

XmlSchemaException(String) XmlSchemaException(String) XmlSchemaException(String) XmlSchemaException(String)

Initializes a new instance of the XmlSchemaException class with the exception message specified.

XmlSchemaException(String, Exception) XmlSchemaException(String, Exception) XmlSchemaException(String, Exception) XmlSchemaException(String, Exception)

Initializes a new instance of the XmlSchemaException class with the exception message and original Exception object that caused this exception specified.

XmlSchemaException(String, Exception, Int32, Int32) XmlSchemaException(String, Exception, Int32, Int32) XmlSchemaException(String, Exception, Int32, Int32) XmlSchemaException(String, Exception, Int32, Int32)

Initializes a new instance of the XmlSchemaException class with the exception message specified, and the original Exception object, line number, and line position of the XML that cause this exception specified.

Properties

Data Data Data Data

Gets a collection of key/value pairs that provide additional user-defined information about the exception.

(Inherited from Exception)
HelpLink HelpLink HelpLink HelpLink

Gets or sets a link to the help file associated with this exception.

(Inherited from Exception)
HResult HResult HResult HResult

Gets or sets HRESULT, a coded numerical value that is assigned to a specific exception.

(Inherited from Exception)
InnerException InnerException InnerException InnerException

Gets the Exception instance that caused the current exception.

(Inherited from Exception)
LineNumber LineNumber LineNumber LineNumber

Gets the line number indicating where the error occurred.

LinePosition LinePosition LinePosition LinePosition

Gets the line position indicating where the error occurred.

Message Message Message Message

Gets the description of the error condition of this exception.

Source Source Source Source

Gets or sets the name of the application or the object that causes the error.

(Inherited from Exception)
SourceSchemaObject SourceSchemaObject SourceSchemaObject SourceSchemaObject

The XmlSchemaObject that produced the XmlSchemaException.

SourceUri SourceUri SourceUri SourceUri

Gets the Uniform Resource Identifier (URI) location of the schema that caused the exception.

StackTrace StackTrace StackTrace StackTrace

Gets a string representation of the immediate frames on the call stack.

(Inherited from Exception)
TargetSite TargetSite TargetSite TargetSite

Gets the method that throws the current exception.

(Inherited from Exception)

Methods

Equals(Object) Equals(Object) Equals(Object) Equals(Object)

Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetBaseException() GetBaseException() GetBaseException() GetBaseException()

When overridden in a derived class, returns the Exception that is the root cause of one or more subsequent exceptions.

(Inherited from Exception)
GetHashCode() GetHashCode() GetHashCode() GetHashCode()

Serves as the default hash function.

(Inherited from Object)
GetObjectData(SerializationInfo, StreamingContext) GetObjectData(SerializationInfo, StreamingContext) GetObjectData(SerializationInfo, StreamingContext) GetObjectData(SerializationInfo, StreamingContext)

Streams all the XmlSchemaException properties into the SerializationInfo class for the given StreamingContext.

GetType() GetType() GetType() GetType()

Gets the runtime type of the current instance.

(Inherited from Exception)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

Creates a shallow copy of the current Object.

(Inherited from Object)
ToString() ToString() ToString() ToString()

Creates and returns a string representation of the current exception.

(Inherited from Exception)

Events

SerializeObjectState SerializeObjectState SerializeObjectState SerializeObjectState

Occurs when an exception is serialized to create an exception state object that contains serialized data about the exception.

(Inherited from Exception)

Applies to