protected override void FulfillInProgressFree()
{
m_storage.FreezeAllocations = true;
while (m_inProgressFreeBytes > 0 && m_cachePriority.Count > 0)
{
StorageItem storageItem = m_cachePriority.ExtractLRU();
storageItem.InQueue = InQueueState.None;
if (storageItem.Item != null && storageItem.PinCount == 0)
{
CacheRemoveValue(storageItem.Id);
int num = ItemSizes.SizeOf(storageItem);
storageItem.Flush(m_storage, m_offsetMap);
m_cacheSizeBytes -= num;
if (m_cacheSizeBytes < 0)
{
m_cacheSizeBytes = 0L;
}
m_inProgressFreeBytes -= num;
if (m_inProgressFreeBytes < 0)
{
m_inProgressFreeBytes = 0L;
}
}
}
m_storage.FreezeAllocations = false;
}
internal override void Free(BaseReference reference)
{
if (reference == null)
{
return;
}
ReferenceID id = reference.Id;
if (CacheTryGetValue(id, out StorageItem item))
{
CacheRemoveValue(id);
}
if (item == null)
{
item = (StorageItem)reference.Item;
}
if (item != null)
{
if (item.InQueue == InQueueState.InQueue)
{
m_cachePriority.Remove(item);
}
int num = ItemSizes.SizeOf(item);
m_cacheSizeBytes -= num;
m_totalAuditedBytes -= num;
m_totalFreedBytes += num;
UpdatePeakCacheSize();
item.Item = null;
item.UnlinkReferences(updateId: false);
}
reference.Item = null;
}
public int UpdateSize()
{
int size = m_size;
m_size = CalculateSize(ItemSizes.SizeOf(Item));
return(m_size - size);
}
internal void SetTreePartitionContentsAndPin <T>(IReference <T> emptyPartitionRef, T contents) where T : IStorable
{
BaseReference baseReference = (BaseReference)emptyPartitionRef;
m_partitionManager.TreeHasChanged = true;
CacheItem(baseReference, contents, fromDeserialize: false, ItemSizes.SizeOf(contents));
baseReference.PinValue();
CacheSetValue(baseReference.Id, baseReference);
}
private void UpdateStatsForRemovedItem(BaseReference itemRef, ref long bytesToFree)
{
long num = ItemSizes.SizeOf(itemRef.Item.Item);
long num2 = m_cacheSizeBytes - num;
long num3 = m_cacheFreeableBytes - num;
if (num3 < 0)
{
num3 = 0L;
}
if (num2 < num3)
{
num2 = num3;
}
m_cacheFreeableBytes = num3;
m_cacheSizeBytes = num2;
bytesToFree -= num;
}
private void CacheItem(BaseReference reference, StorageItem item, bool fromDeserialize)
{
reference.Item = item;
item.AddReference(reference);
int num = ItemSizes.SizeOf(item);
FreeCacheSpace(num, m_cacheSizeBytes);
if (fromDeserialize)
{
CacheSetValue(reference.Id, item);
}
else
{
m_totalAuditedBytes += num;
}
m_cacheSizeBytes += num;
EnqueueItem(item);
(item.Item as ISelfReferential)?.SetReference(reference);
}
private IStorable LoadItem(BaseReference reference)
{
if (m_inStreamOper)
{
Global.Tracer.Assert(condition: false, "PartitionedTreeScalabilityCache should not Load during serialization");
}
IStorable storable = null;
try
{
m_inStreamOper = true;
m_deserializationTimer.Start();
ReferenceID id = reference.Id;
long num;
if (!id.IsTemporary && id.HasMultiPart)
{
num = m_partitionManager.GetTreePartitionOffset(id);
if (num < 0)
{
return(null);
}
}
else
{
num = reference.Id.Value;
}
if (num < 0)
{
Global.Tracer.Assert(false, "Invalid offset for item. ReferenceID: {0}, Offset: {1}", id, num);
}
storable = (IStorable)m_storage.Retrieve(num, out long _);
}
finally
{
m_inStreamOper = false;
m_deserializationTimer.Stop();
}
CacheItem(reference, storable, fromDeserialize: true, ItemSizes.SizeOf(storable));
return(storable);
}
internal sealed override void UnPin(BaseReference reference)
{
if (reference.PinCount == 0 && (reference.Id.IsTemporary || reference.Id.HasMultiPart) && reference.InQueue == InQueueState.None)
{
reference.InQueue = InQueueState.InQueue;
m_serializationQueue.Enqueue(reference);
if (!m_lockedDownForFlush)
{
ItemHolder item = reference.Item;
IStorable obj = null;
if (item != null)
{
obj = item.Item;
}
m_cacheFreeableBytes += ItemSizes.SizeOf(obj);
}
}
if (!m_lockedDownForFlush)
{
PeriodicOperationCheck();
}
}
internal sealed override IStorable Retrieve(BaseReference reference)
{
if (reference.Item == null)
{
ReferenceID id = reference.Id;
if (CacheTryGetValue(id, out BaseReference item) && item.Item != null)
{
IStorable item2 = item.Item.Item;
CacheItem(reference, item2, fromDeserialize: true, ItemSizes.SizeOf(item2));
}
else
{
LoadItem(reference);
}
}
IStorable result = null;
if (reference.Item != null)
{
result = reference.Item.Item;
}
return(result);
}
public sealed override IReference <T> AllocateAndPin <T>(T obj, int priority)
{
return((IReference <T>)AllocateAndPin(obj, ItemSizes.SizeOf(obj)));
}
public override IReference <T> GenerateFixedReference <T>(T obj)
{
BaseReference baseReference = CreateReference(obj);
baseReference.Init(this, m_offsetMap.GenerateTempId());
StorageItem storageItem = (StorageItem)(baseReference.Item = new StorageItem(baseReference.Id, -1, obj, ItemSizes.SizeOf(obj)));
storageItem.AddReference(baseReference);
storageItem.InQueue = InQueueState.Exempt;
storageItem.HasBeenUnPinned = true;
(obj as ISelfReferential)?.SetReference(baseReference);
return((IReference <T>)baseReference);
}
public override IReference <T> AllocateAndPin <T>(T obj, int priority)
{
return(InternalAllocate(obj, priority, startPinned: true, ItemSizes.SizeOf(obj)));
}
