public global::OpenTracing.IScope StartActive(bool activate)
{
Span span = BuildSpan();
IScope scope = null;
if (activate)
{
scope = startTimestamp.HasValue ? span.Activate(startTimestamp.Value) : span.Activate();
}
else
{
scope = new SpanHandle(span);
}
return(new Adapters.OTScope(scope));
}