WebRequestExtensionsGetResponseAsync Method (WebRequest, CancellationToken) |
Returns a response to an Internet request as an asynchronous operation.
Namespace: Rackspace.ThreadingAssembly: Rackspace.Threading (in Rackspace.Threading.dll) Version: 1.1.0.0
Syntax
public static Task<WebResponse> GetResponseAsync(
this WebRequest request,
CancellationToken cancellationToken
)
<ExtensionAttribute>
Public Shared Function GetResponseAsync (
request As WebRequest,
cancellationToken As CancellationToken
) As Task(Of WebResponse)
public:
[ExtensionAttribute]
static Task<WebResponse^>^ GetResponseAsync(
WebRequest^ request,
CancellationToken cancellationToken
)
[<ExtensionAttribute>]
static member GetResponseAsync :
request : WebRequest *
cancellationToken : CancellationToken -> Task<WebResponse>
Parameters
- request
- Type: System.NetWebRequest
The request. - cancellationToken
- Type: System.ThreadingCancellationToken
The CancellationToken that will be assigned to the new Task.
Return Value
Type:
TaskWebResponseA
Task object which represents the asynchronous operation.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
WebRequest. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).
Exceptions
Exception | Condition |
ArgumentNullException | If request is . |
WebException |
If Abort was previously called.
-or- If the timeout period for the request expired. -or- If an error occurred while processing the request. |
Remarks
This operation will not block. The returned
TaskTResult object will
complete after a response to an Internet request is available.
Version Information
.NET Framework
Supported in: 4.5, 4.0, 3.5
Rackspace Threading Library
Supported in: 1.1, 1.0
See Also