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 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());
}
public virtual void TraverseOwnSlots(IProcedure4 block)
{
_parentIdSystem.TraverseOwnSlots(block);
block.Apply(OwnSlotInfo(_persistentState.GetID()));
block.Apply(OwnSlotInfo(_bTree.GetID()));
IEnumerator nodeIds = _bTree.AllNodeIds(_container.SystemTransaction());
while (nodeIds.MoveNext())
{
block.Apply(OwnSlotInfo((((int)nodeIds.Current))));
}
}
public override void Write(LocalObjectContainer container)
{
try
{
BeginDelegation();
_delegate.Write(container);
container.SystemData().BTreeFreespaceId(_idArray.GetID());
}
finally
{
EndDelegation();
}
}
/// <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 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());
}
