PublishSubscribeSession.BeginRefresh(AsyncCallback, Object) Method

Reference

Definition

Namespace:: Microsoft.Rtc.Collaboration.Presence

Assembly:: Microsoft.Rtc.Collaboration.dll

Important

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Begins an asynchronous operation to refresh the underlying subscription.

public:
 virtual IAsyncResult ^ BeginRefresh(AsyncCallback ^ userCallback, System::Object ^ state);

public virtual IAsyncResult BeginRefresh (AsyncCallback userCallback, object state);

abstract member BeginRefresh : AsyncCallback * obj -> IAsyncResult
override this.BeginRefresh : AsyncCallback * obj -> IAsyncResult

Public Overridable Function BeginRefresh (userCallback As AsyncCallback, state As Object) As IAsyncResult

Parameters

userCallback: AsyncCallback

The method to be called when the asynchronous operation is completed.

state: Object

A user-provided object that distinguishes this particular asynchronous operation from other asynchronous operations.

Returns

IAsyncResult

An IAsyncResult that references the asynchronous operation.

Exceptions

InvalidOperationException

Thrown when this method is invoked before the subscription is established.

Applies to

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