Participates in a session. This method needs to be called (for both outgoing and incoming messages) to establish the session.

Namespace:  Microsoft.Rtc.Signaling
Assembly:  Microsoft.Rtc.Collaboration(in Microsoft.Rtc.Collaboration.dll)

Syntax

Visual Basic (Declaration) 
Public 
Function 
BeginParticipate ( _
	
userCallback 
As 
AsyncCallback, _
	
state 
As 
Object _
) 
As 
IAsyncResult
C# 
public 
IAsyncResult 
BeginParticipate(
	
AsyncCallback 
userCallback,
	
Object 
state
)
Visual C++ 
public:
IAsyncResult^ 
BeginParticipate(
	
AsyncCallback^ 
userCallback, 
	
Object^ 
state
)
JavaScript 
function 
beginParticipate(
userCallback, 
state);

Parameters

userCallback
Type: AsyncCallback
The method to be called when the asynchronous operation is completed.
state
Type: Object
A user-provided object that distinguishes this particular asynchronous operation from other asynchronous operations.

Return Value

An IAsyncResult that references the asynchronous operation.

Exceptions

Exception Condition
InvalidOperationException Thrown when the session is not in a valid state to Participate.
ArgumentException Thrown when invalid arguments are passed.
ArgumentNullException Thrown when a non-null is expected for an argument. The argument name for which a non-null is expected is part of the exception message.
Microsoft.Rtc.Signaling . . :: . RealTimeException Thrown when some other failure occurs.

See Also