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 void InitializeExisting(int persistentArrayId)
{
_persistentState = new PersistentIntegerArray(SlotChangeFactory.IdSystem, _transactionalIdSystem
, persistentArrayId);
_persistentState.Read(Transaction());
_bTree = new BTree(Transaction(), BTreeConfiguration(), BTreeId(), new BTreeIdSystem.IdSlotMappingHandler
());
}
private void InitializeNew()
{
CreateBTrees(0, 0);
_slotsByAddress.Write(Transaction());
_slotsByLength.Write(Transaction());
int[] ids = new int[] { _slotsByAddress.GetID(), _slotsByLength.GetID() };
_idArray = new PersistentIntegerArray(SlotChangeFactory.FreeSpace, _idSystem, ids
);
_idArray.Write(Transaction());
_file.SystemData().BTreeFreespaceId(_idArray.GetID());
}
private void InitializeNew()
{
_bTree = new BTree(Transaction(), BTreeConfiguration(), new BTreeIdSystem.IdSlotMappingHandler
());
int idGeneratorValue = _container.Handlers.LowestValidId() - 1;
_persistentState = new PersistentIntegerArray(SlotChangeFactory.IdSystem, _transactionalIdSystem
, new int[] { _bTree.GetID(), idGeneratorValue, 0 });
_persistentState.Write(Transaction());
_parentIdSystem.ChildId(_persistentState.GetID());
}
private void InitializeExisting(int id)
{
_idArray = new PersistentIntegerArray(SlotChangeFactory.FreeSpace, _idSystem, id);
_idArray.Read(Transaction());
int[] ids = _idArray.Array();
int addressId = ids[0];
int lengthID = ids[1];
CreateBTrees(addressId, lengthID);
_slotsByAddress.Read(Transaction());
_slotsByLength.Read(Transaction());
_delegate.Read(_file, _file.SystemData().InMemoryFreespaceSlot());
}
/// <exception cref="System.Exception"></exception>
public virtual void Test()
{
int[] original = new int[] { 10, 99, 77 };
PersistentIntegerArray arr = new PersistentIntegerArray(SlotChangeFactory.IdSystem
, null, original);
arr.Write(SystemTrans());
int id = arr.GetID();
Reopen();
arr = new PersistentIntegerArray(SlotChangeFactory.IdSystem, null, id);
arr.Read(SystemTrans());
int[] copy = arr.Array();
ArrayAssert.AreEqual(original, copy);
}
private void InitializeNew()
{
_bTree = new BTree(Transaction(), BTreeConfiguration(), new IdSlotMappingHandler
());
var idGeneratorValue = _container.Handlers.LowestValidId() - 1;
_persistentState = new PersistentIntegerArray(SlotChangeFactory.IdSystem, _transactionalIdSystem
, new[] {_bTree.GetID(), idGeneratorValue, 0});
_persistentState.Write(Transaction());
_parentIdSystem.ChildId(_persistentState.GetID());
}
private void InitializeExisting(int persistentArrayId)
{
_persistentState = new PersistentIntegerArray(SlotChangeFactory.IdSystem, _transactionalIdSystem
, persistentArrayId);
_persistentState.Read(Transaction());
_bTree = new BTree(Transaction(), BTreeConfiguration(), BTreeId(), new IdSlotMappingHandler
());
}
private void InitializeNew()
{
CreateBTrees(0, 0);
_slotsByAddress.Write(Transaction());
_slotsByLength.Write(Transaction());
int[] ids = {_slotsByAddress.GetID(), _slotsByLength.GetID()};
_idArray = new PersistentIntegerArray(SlotChangeFactory.FreeSpace, _idSystem, ids
);
_idArray.Write(Transaction());
_file.SystemData().BTreeFreespaceId(_idArray.GetID());
}
private void InitializeExisting(int id)
{
_idArray = new PersistentIntegerArray(SlotChangeFactory.FreeSpace, _idSystem, id);
_idArray.Read(Transaction());
var ids = _idArray.Array();
var addressId = ids[0];
var lengthID = ids[1];
CreateBTrees(addressId, lengthID);
_slotsByAddress.Read(Transaction());
_slotsByLength.Read(Transaction());
_delegate.Read(_file, _file.SystemData().InMemoryFreespaceSlot());
}
