Storage Client Library for Windows Phone (Version 7.0)

Microsoft Windows Azure Storage Blob

CloudQueue.BeginCreateIfNotExists Method (AsyncCallback, Object) (Microsoft.WindowsAzure.Storage.Queue)

Begins an asynchronous operation to create the queue if it does not already exist.

Namespace:   Microsoft.WindowsAzure.Storage.Queue
Assembly:  Microsoft.WindowsAzure.Storage (in Microsoft.WindowsAzure.Storage.dll)

Syntax

C#
System_CAPS_copycodeCopy Code
  
[DoesServiceRequestAttribute]
public virtual ICancellableAsyncResult BeginCreateIfNotExists(
	AsyncCallback callback,
	object state
)
C++
System_CAPS_copycodeCopy Code
  
public:
[DoesServiceRequestAttribute]
virtual ICancellableAsyncResult^ BeginCreateIfNotExists(
	AsyncCallback^ callback,
	Object^ state
)
F#
System_CAPS_copycodeCopy Code
  
[<DoesServiceRequestAttribute>]
abstract BeginCreateIfNotExists : 
        callback:AsyncCallback *
        state:Object -> ICancellableAsyncResult
[<DoesServiceRequestAttribute>]
override BeginCreateIfNotExists : 
        callback:AsyncCallback *
        state:Object -> ICancellableAsyncResult
VB
System_CAPS_copycodeCopy Code
  
<DoesServiceRequestAttribute>
Public Overridable Function BeginCreateIfNotExists (
	callback As AsyncCallback,
	state As Object
) As ICancellableAsyncResult

Parameters

callback
Type: System.AsyncCallbackSystem::AsyncCallback^System.AsyncCallbackSystem.AsyncCallback

An AsyncCallback delegate that will receive notification when the asynchronous operation completes.

state
Type: System.ObjectSystem::Object^System.ObjectSystem.Object

A user-defined object that will be passed to the callback delegate.

Return Value

Type: Microsoft.WindowsAzure.Storage.ICancellableAsyncResultMicrosoft.WindowsAzure.Storage::ICancellableAsyncResult^Microsoft.WindowsAzure.Storage.ICancellableAsyncResultMicrosoft.WindowsAzure.Storage.ICancellableAsyncResult

An ICancellableAsyncResult that references the asynchronous operation.

See Also

BeginCreateIfNotExists Overload
CloudQueue Class
Microsoft.WindowsAzure.Storage.Queue Namespace

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