public FileUsageStatsCollector(IObjectContainer db, bool collectSlots)
{
MiscCollectors = new Hashtable();
RegisterBigSetCollector();
_db = (LocalObjectContainer)db;
byte blockSize = _db.BlockSize();
_blockConverter = blockSize > 1 ? (IBlockConverter) new BlockSizeBlockConverter(blockSize
) : (IBlockConverter) new DisabledBlockConverter();
_slots = collectSlots ? (ISlotMap) new SlotMapImpl(_db.FileLength()) : (ISlotMap) new
NullSlotMap();
}
public virtual FileUsageStats CollectStats()
{
_stats = new FileUsageStats(_db.FileLength(), FileHeaderUsage(), IdSystemUsage(),
Freespace(), ClassMetadataUsage(), FreespaceUsage(), UuidUsage(), _slots, CommitTimestampUsage
());
Sharpen.Util.ISet classRoots = ClassNode.BuildHierarchy(_db.ClassCollection());
for (IEnumerator classRootIter = classRoots.GetEnumerator(); classRootIter.MoveNext
();)
{
ClassNode classRoot = ((ClassNode)classRootIter.Current);
CollectClassSlots(classRoot.ClassMetadata());
CollectClassStats(_stats, classRoot);
}
return(_stats);
}
private bool IsBogusSlot(int address, int length)
{
return(address < 0 || (long)address + length > _db.FileLength());
}
