public static double GetPreciseElapsedTime(this Instrumentation instrumentation)
{
var fieldInfo = typeof(Instrumentation).GetField("_startedAt", BindingFlags.Instance | BindingFlags.NonPublic);
var startedAt = (DateTime)fieldInfo.GetValue(instrumentation);
return(new TimeSpan(DateTime.Now.Ticks - startedAt.Ticks).TotalSeconds);
}
//There's no garbage collection for this extended state, so it will just grow continually. That's a concern.
public static double GetPreciseElapsedTime(this Instrumentation instrumentation)
{
//var startedAt = instrumentation._startedAt; //can't do this because _startedAt is a private field.
//try workaround using reflection...
var fieldInfo = typeof(Instrumentation).GetField("_startedAt", BindingFlags.Instance | BindingFlags.NonPublic);
var startedAt = (DateTime)fieldInfo.GetValue(instrumentation);
return(new TimeSpan(DateTime.Now.Ticks - startedAt.Ticks).TotalSeconds);
}
public static long GetReallyPreciseElapsedTime(this Instrumentation instrumentation)
{
return(_Stopwatches[instrumentation.Id].ElapsedMilliseconds);
}
//We'll use this method instead of the original start method (on the Instrumentation class)
public static void StartWithPrecision(this Instrumentation instrumentation)
{
_Stopwatches[instrumentation.Id] = Stopwatch.StartNew();
}
