LazilyCreateEvent() [3/3]

bool System.Net.LazyAsyncResult.LazilyCreateEvent ( out ManualResetEvent waitHandle )

inlineprivateinherited

Definition at line 119 of file LazyAsyncResult.cs.

    {
        waitHandle = new ManualResetEvent(initialState: false);
        try
        {
            if (Interlocked.CompareExchange(ref _event, waitHandle, null) == null)
            {
                if (InternalPeekCompleted)
                {
                    waitHandle.Set();
                }
                return true;
            }
            waitHandle.Dispose();
            waitHandle = (ManualResetEvent)_event;
            return false;
        }
        catch
        {
            _event = null;
            waitHandle?.Dispose();
            throw;
        }
    }

References System.Net.LazyAsyncResult._event, System.Threading.Interlocked.CompareExchange(), System.Net.LazyAsyncResult.InternalPeekCompleted, and System.Threading.EventWaitHandle.Set().