private long IdSystemUsage()
{
IIdSystem idSystem = _db.IdSystem();
long usage = 0;
while (idSystem is BTreeIdSystem)
{
IIdSystem parentIdSystem = ((IIdSystem)FieldValue(idSystem, "_parentIdSystem"));
usage += BTreeUsage(_db.SystemTransaction(), parentIdSystem, (BTree)FieldValue(idSystem
, "_bTree"), _slots);
PersistentIntegerArray persistentState = (PersistentIntegerArray)FieldValue(idSystem
, "_persistentState");
int persistentStateId = persistentState.GetID();
Db4objects.Db4o.Internal.Slots.Slot persistentStateSlot = parentIdSystem.CommittedSlot
(persistentStateId);
_slots.Add(persistentStateSlot);
usage += persistentStateSlot.Length();
idSystem = parentIdSystem;
}
if (idSystem is InMemoryIdSystem)
{
Db4objects.Db4o.Internal.Slots.Slot idSystemSlot = ((Db4objects.Db4o.Internal.Slots.Slot
)FieldValue(idSystem, "_slot"));
usage += idSystemSlot.Length();
_slots.Add(idSystemSlot);
}
return(usage);
}
private static long BTreeUsage(Transaction transaction, IIdSystem idSystem, BTree
btree, ISlotMap slotMap)
{
IEnumerator nodeIter = btree.AllNodeIds(transaction);
Db4objects.Db4o.Internal.Slots.Slot btreeSlot = idSystem.CommittedSlot(btree.GetID
());
slotMap.Add(btreeSlot);
long usage = btreeSlot.Length();
while (nodeIter.MoveNext())
{
int curNodeId = ((int)nodeIter.Current);
Db4objects.Db4o.Internal.Slots.Slot slot = idSystem.CommittedSlot(curNodeId);
slotMap.Add(slot);
usage += slot.Length();
}
return(usage);
}
private static long BTreeUsage(Transaction transaction, IIdSystem idSystem, BTree
btree, ISlotMap slotMap)
{
var nodeIter = btree.AllNodeIds(transaction);
var btreeSlot = idSystem.CommittedSlot(btree.GetID
());
slotMap.Add(btreeSlot);
long usage = btreeSlot.Length();
while (nodeIter.MoveNext())
{
var curNodeId = ((int)nodeIter.Current);
var slot = idSystem.CommittedSlot(curNodeId);
slotMap.Add(slot);
usage += slot.Length();
}
return(usage);
}
public virtual Slot CommittedSlot(int id)
{
return(_delegate.CommittedSlot(id));
}
private static long BTreeUsage(Transaction transaction, IIdSystem idSystem, BTree
btree, ISlotMap slotMap)
{
IEnumerator nodeIter = btree.AllNodeIds(transaction);
Db4objects.Db4o.Internal.Slots.Slot btreeSlot = idSystem.CommittedSlot(btree.GetID
());
slotMap.Add(btreeSlot);
long usage = btreeSlot.Length();
while (nodeIter.MoveNext())
{
int curNodeId = ((int)nodeIter.Current);
Db4objects.Db4o.Internal.Slots.Slot slot = idSystem.CommittedSlot(curNodeId);
slotMap.Add(slot);
usage += slot.Length();
}
return usage;
}
private static long BTreeUsage(Transaction transaction, IIdSystem idSystem, BTree
btree, ISlotMap slotMap)
{
var nodeIter = btree.AllNodeIds(transaction);
var btreeSlot = idSystem.CommittedSlot(btree.GetID
());
slotMap.Add(btreeSlot);
long usage = btreeSlot.Length();
while (nodeIter.MoveNext())
{
var curNodeId = ((int) nodeIter.Current);
var slot = idSystem.CommittedSlot(curNodeId);
slotMap.Add(slot);
usage += slot.Length();
}
return usage;
}