PeerContact.SubscribeAsync(Object) Method

Reference

Definition

Namespace:: System.Net.PeerToPeer.Collaboration

Assembly:: System.Net.dll

Important

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Asynchronously subscribes the calling peer to the PeerContact, and as a result, the peer will receive any future PeerCollaboration events associated with the PeerContact.

public:
 virtual void SubscribeAsync(System::Object ^ userToken);

public virtual void SubscribeAsync(object userToken);

abstract member SubscribeAsync : obj -> unit
override this.SubscribeAsync : obj -> unit

Public Overridable Sub SubscribeAsync (userToken As Object)

Parameters

userToken: Object

A user-defined Object that contains information about the SubscribeAsync(Object) operation.

Exceptions

ArgumentNullException

userToken cannot be null.

InvalidOperationException

The calling peer is not signed in to People Near Me.

ObjectDisposedException

The PeerContact object has been disposed.

PeerToPeerException

Duplicate SubscribeAsync(Object) identifier.

Remarks

The SubscribeCompleted event is raised upon completion of this operation. If collaboration activities are not required to be asynchronous, the Subscribe method should be used instead.

Calling this method requires a PermissionState of Unrestricted. This state is created when the peer collaboration session begins.

Applies to

Product	Versions
.NET Framework	3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1

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