public void Visit(object a_object)
{
var info = (DeleteInfo)a_object;
if (_enclosing.LocalContainer().IsDeleted(_enclosing, info._key))
{
return;
}
object obj = null;
if (info._reference != null)
{
obj = info._reference.GetObject();
}
if (obj == null || info._reference.GetID() < 0)
{
var hardRef = _enclosing.Container().GetHardObjectReferenceById
(_enclosing, info._key);
if (hardRef == HardObjectReference.Invalid)
{
return;
}
info._reference = hardRef._reference;
info._reference.FlagForDelete(_enclosing.Container().TopLevelCallId());
obj = info._reference.GetObject();
}
_enclosing.Container().Delete3(_enclosing, info._reference, obj, info._cascade
, false);
}
public void DropIndex(LocalTransaction systemTrans)
{
if (_index == null)
{
return;
}
ObjectContainerBase stream = systemTrans.Container();
if (stream.ConfigImpl.MessageLevel() > Const4.None)
{
stream.Message("dropping index " + ToString());
}
_index.Free(systemTrans);
stream.SetDirtyInSystemTransaction(ContainingClass());
_index = null;
}
/// <exception cref="Db4objects.Db4o.Internal.FieldIndexException"></exception>
public override void AddFieldIndex(ObjectIdContextImpl context)
{
LocalTransaction transaction = (LocalTransaction)context.Transaction();
LocalObjectContainer localContainer = (LocalObjectContainer)transaction.Container
();
Slot oldSlot = transaction.IdSystem().CommittedSlot(context.ObjectId());
int savedOffset = context.Offset();
int db4oDatabaseIdentityID = context.ReadInt();
long uuid = context.ReadLong();
context.Seek(savedOffset);
bool isnew = (oldSlot.IsNull());
if ((uuid == 0 || db4oDatabaseIdentityID == 0) && context.ObjectId() > 0 && !isnew)
{
UUIDFieldMetadata.DatabaseIdentityIDAndUUID identityAndUUID = ReadDatabaseIdentityIDAndUUID
(localContainer, context.ClassMetadata(), oldSlot, false);
db4oDatabaseIdentityID = identityAndUUID.databaseIdentityID;
uuid = identityAndUUID.uuid;
}
if (db4oDatabaseIdentityID == 0)
{
db4oDatabaseIdentityID = localContainer.Identity().GetID(transaction);
}
if (uuid == 0)
{
uuid = localContainer.GenerateTimeStampId();
}
StatefulBuffer writer = (StatefulBuffer)context.Buffer();
writer.WriteInt(db4oDatabaseIdentityID);
writer.WriteLong(uuid);
if (isnew)
{
AddIndexEntry(writer, uuid);
}
}
/// <exception cref="System.Exception"></exception>
public static void AssertAllSlotsFreed(LocalTransaction trans, BTree bTree, ICodeBlock
block)
{
LocalObjectContainer container = (LocalObjectContainer)trans.Container();
ITransactionalIdSystem idSystem = trans.IdSystem();
IEnumerator allSlotIDs = bTree.AllNodeIds(trans.SystemTransaction());
Collection4 allSlots = new Collection4();
while (allSlotIDs.MoveNext())
{
int slotID = ((int)allSlotIDs.Current);
Slot slot = idSystem.CurrentSlot(slotID);
allSlots.Add(slot);
}
Slot bTreeSlot = idSystem.CurrentSlot(bTree.GetID());
allSlots.Add(bTreeSlot);
Collection4 freedSlots = new Collection4();
IFreespaceManager freespaceManager = container.FreespaceManager();
container.InstallDebugFreespaceManager(new FreespaceManagerForDebug(new _ISlotListener_99
(freedSlots)));
block.Run();
container.InstallDebugFreespaceManager(freespaceManager);
Assert.IsTrue(freedSlots.ContainsAll(allSlots.GetEnumerator()));
}
public void DropIndex(LocalTransaction systemTrans)
{
if (_index == null)
{
return;
}
ObjectContainerBase stream = systemTrans.Container();
if (stream.ConfigImpl.MessageLevel() > Const4.None)
{
stream.Message("dropping index " + ToString());
}
_index.Free(systemTrans);
stream.SetDirtyInSystemTransaction(ContainingClass());
_index = null;
}
