public static HeapTypeStatisticsCollection operator -(
HeapTypeStatisticsCollection first, HeapTypeStatisticsCollection second)
{
HeapTypeStatisticsCollection result;
if ((first == null) && (second == null))
{
return(null);
}
if ((first == null) || (second == null))
{
if (first == null)
{
result = second.Clone() as HeapTypeStatisticsCollection;
if (result == null)
{
return(null); // never happens
}
result.ChangeSizeSign();
return(result);
}
return(first);
}
result = new HeapTypeStatisticsCollection();
foreach (HeapTypeStatisticsEntry typeStatInFirst in first)
{
HeapTypeStatisticsEntry sameTypeInSecond = second[typeStatInFirst.MT];
result.AddOrMerge(typeStatInFirst - sameTypeInSecond);
}
// Add non existing in first as negative to result
foreach (HeapTypeStatisticsEntry tpSecondStat in second)
{
HeapTypeStatisticsEntry val = result[tpSecondStat.MT];
if (val != null) // value already exists.
{
continue;
}
val = tpSecondStat.Clone() as HeapTypeStatisticsEntry;
if (val == null)
{
continue;
}
val.ChangeTotalSizeSign();
result.AddOrMerge(val);
}
return(result);
}
public static void EnumerateObjectsInHeapByType(
[NotNull] ClrRuntime rn,
out HeapTypeStatisticsCollection allObjStatByType,
out HeapTypeStatisticsCollection liveObjStatByType)
{
var instance = new LiveDeadObjectByTypes(rn);
instance.CalculateHeapStatsByType();
allObjStatByType = instance.AllObjStatByType;
liveObjStatByType = instance.LiveObjStatsByType;
}
public LiveDeadObjectByTypes([NotNull] ClrRuntime runtime)
{
Assert.ArgumentNotNull(runtime, "runtime");
this.Runtime = runtime;
this.LiveObjStatsByType = new HeapTypeStatisticsCollection();
this.AllObjStatByType = new HeapTypeStatisticsCollection();
this.AliveObjectsByType = new Dictionary <string, HashSet <ulong> >(10000);
this.AliveObjectAdresses = new HashSet <ulong>();
}
public object Clone()
{
var result = new HeapTypeStatisticsCollection();
IEnumerable <HeapTypeStatisticsEntry> clonedValues = from keyPair in typeStats
let sourceTypeStat = keyPair.Value.Clone() as HeapTypeStatisticsEntry
where sourceTypeStat != null
select sourceTypeStat;
foreach (HeapTypeStatisticsEntry heapTypeStatisticsEntry in clonedValues)
{
result.typeStats.Add(heapTypeStatisticsEntry.MT, heapTypeStatisticsEntry);
}
return(result);
}
private void AddUsage(HeapTypeStatisticsCollection collection, HeapTypeStatisticsEntry candidate)
{
Assert.ArgumentNotNull(collection, "collection");
Assert.ArgumentNotNull(candidate, "candidate");
collection.AddOrMerge(candidate);
}
private void AddUsage(HeapTypeStatisticsCollection collection, ulong objectReference, ClrType tp)
{
Assert.ArgumentNotNull(collection, "collection");
Assert.ArgumentNotNull(tp, "type");
collection.Add(objectReference, tp);
}
