public bool TrySetCanceled(OperationCanceledException exception) {
if (Interlocked.CompareExchange(ref state, Canceled, Pending) == Pending) {
this.exception = new ExceptionHolder(ExceptionDispatchInfo.Capture(exception));
TryInvokeContinuation();
return true;
}
return false;
}
public bool TrySetException(Exception exception)
{
if (Interlocked.CompareExchange(ref state, Faulted, Pending) == Pending)
{
this.exception = new ExceptionHolder(ExceptionDispatchInfo.Capture(exception));
TryInvokeContinuation();
return(true);
}
return(false);
}