WSTrustChannel.BeginCancel Method (RequestSecurityToken, AsyncCallback, Object)

[Starting with the .NET Framework 4.5, Windows Identity Foundation (WIF) has been fully integrated into the .NET Framework. The version of WIF addressed by this topic, WIF 3.5, is deprecated and should only be used when developing against the .NET Framework 3.5 SP1 or the .NET Framework 4. For more information about WIF in the .NET Framework 4.5, also known as WIF 4.5, see the Windows Identity Foundation documentation in the .NET Framework 4.5 Development Guide.]

Begins an asynchronous operation to send a WS-Trust Cancel message to an endpoint using the specified RequestSecurityToken object.

Namespace: Microsoft.IdentityModel.Protocols.WSTrust
Assembly: Microsoft.IdentityModel (in Microsoft.IdentityModel.dll)

Usage

'Usage
Dim instance As WSTrustChannel
Dim rst As RequestSecurityToken
Dim callback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult

returnValue = instance.BeginCancel(rst, callback, state)

Syntax

'Declaration
Public Function BeginCancel ( _
    rst As RequestSecurityToken, _
    callback As AsyncCallback, _
    state As Object _
) As IAsyncResult
public IAsyncResult BeginCancel (
    RequestSecurityToken rst,
    AsyncCallback callback,
    Object state
)
public:
virtual IAsyncResult^ BeginCancel (
    RequestSecurityToken^ rst, 
    AsyncCallback^ callback, 
    Object^ state
) sealed
public final IAsyncResult BeginCancel (
    RequestSecurityToken rst, 
    AsyncCallback callback, 
    Object state
)
public final function BeginCancel (
    rst : RequestSecurityToken, 
    callback : AsyncCallback, 
    state : Object
) : IAsyncResult

Parameters

  • callback
    The AsyncCallback delegate that receives notification of the completion of the asynchronous cancel operation.
  • state
    An object, specified by the application, that contains state information associated with the asynchronous cancel operation.

Return Value

The IAsyncResult that references the asynchronous cancel operation.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Platforms

Target Platforms

Windows 7, Windows Server 2008 R2, Windows Vista SP2, Windows Server 2008 SP2, Windows Server 2003 SP2 (32-bit or 64-bit)

See Also

Reference

WSTrustChannel Class
WSTrustChannel Members
Microsoft.IdentityModel.Protocols.WSTrust Namespace

Copyright © 2008 by Microsoft Corporation. All rights reserved.