public ZipkinSpan(
ZipkinTracer tracer,
ZipkinSpanContext context,
string operationName,
DateTime?startTimestamp)
: base(tracer, context, operationName, startTimestamp)
{
_endpoint = tracer.Endpoint;
}
public override ISpan Start()
{
ZipkinSpanContext context = GetOrCreateContext();
var span = new ZipkinSpan(_tracer, context, OperationName, StartTimestamp);
SetSpanTags(span);
return(span);
}