private ListStats CalcFor(List <double> list)
{
ListStats stats = new ListStats(0.0, 0.0, 0.0, 0.0);
if (list.Count > 0)
{
stats.ListMin = list.Min();
stats.ListMax = list.Max();
stats.ListLast = list.Last();
stats.ListAvg = list.Average();
return(stats);
}
else
{
return(stats);
}
}
public CacheStats Since(CacheStats prior)
{
if (prior == null)
{
return(this);
}
return(new CacheStats(prior.LatestGlobalStats.LatestOperationStamp, LatestGlobalStats,
IsList, ListStats.Since(prior.ListStats),
Hits - prior.Hits,
NonHits - prior.NonHits,
NonHitsOverCapacity - prior.NonHitsOverCapacity,
Failures - prior.Failures,
CumulativeTime - prior.CumulativeTime,
CumulativeFailureTime - prior.CumulativeFailureTime,
CumulativeCost - prior.CumulativeCost,
ForeverNonHits, // The "forever" values don't get subtracted because calculation of average time requires them to never drop to zero
ForeverCumulativeTime));
}
public CacheStats WithListCacheSkip(int resultItems, TimeSpan queryTime)
{
return(withCacheNonHit(ListStats.WithNewResult(resultItems, true), queryTime, true));
}
public CacheStats WithListCacheMiss(int resultItems, TimeSpan queryTime, bool isOverCapacity)
{
return(withCacheNonHit(ListStats.WithNewResult(resultItems, false), queryTime, isOverCapacity));
}
public CacheStats WithListCacheHit(int resultItems)
{
return(withCacheHit(ListStats.WithNewResult(resultItems, false)));
}
public CacheStats WithSingleCacheNonHit(TimeSpan queryTime, bool isOverCapacity)
{
return(withCacheNonHit(ListStats.WithNewResult(), queryTime, isOverCapacity));
}
public CacheStats WithSingleCacheHit()
{
return(withCacheHit(ListStats.WithNewResult()));
}
