internal KeyValueDBTransaction(KeyValueDB owner, KeyValueDB.ReadTrLink readLink)
{
_owner = owner;
_readLink = readLink;
_currentKeySector = null;
_currentKeyIndexInLeaf = -1;
_currentKeyIndex = -1;
_prefix = EmptyByteArray;
_prefixKeyStart = 0;
_prefixKeyCount = (long)_readLink.KeyValuePairCount;
}
internal void SafeUpgradeToWriteTransaction()
{
Debug.Assert(_currentKeySector == null);
Debug.Assert(!IsWritting());
_owner.UpgradeTransactionToWriteOne(this, null);
_readLink = null;
}
private void UpgradeToWriteTransaction()
{
if (IsWritting()) return;
_owner.UpgradeTransactionToWriteOne(this, _readLink);
_readLink = null;
var sector = _currentKeySector;
for (int i = _currentKeySectorParents.Count - 1; i >= 0; i--)
{
var sectorParent = _currentKeySectorParents[i];
sector.Parent = sectorParent;
sector = sectorParent;
}
}
