public DbSnapshot(DB db, long height, bool bUndo)
{
Monitor.Enter(db);
this.db = db;
this.snapshot = db.CreateSnapshot();
this.batch = new WriteBatch();
this.options = new ReadOptions {
FillCache = false, Snapshot = snapshot
};
if (bUndo)
{
Undos = new DbUndo();
Undos.height = height;
long.TryParse(db.Get("UndoHeight"), out long UndoHeight);
if (UndoHeight + 1 != Undos.height)
{
throw new InvalidOperationException($"{UndoHeight} heightTotal+1 != Undos.height {Undos.height}");
}
}
Snap = new DbCache <string>(db, options, batch, Undos, "Snap");
Blocks = new DbCache <Block>(db, options, batch, null, "Blocks");
Heights = new DbCache <List <string> >(db, options, batch, null, "Heights");
Transfers = new DbCache <BlockSub>(db, options, batch, Undos, "Trans");
Accounts = new DbCache <Account>(db, options, batch, Undos, "Accounts");
Contracts = new DbCache <LuaVMScript>(db, options, batch, Undos, "Contracts");
Storages = new DbCache <LuaVMContext>(db, options, batch, Undos, "Storages");
BlockChains = new DbCache <BlockChain>(db, options, batch, Undos, "BlockChain");
StoragesAccount = new DbCache <string>(db, options, batch, Undos, "StgAcc");
ABC = new DbCache <List <string> >(db, options, batch, Undos, "ABC");
List = new DbList <string>(db, options, batch, Undos, "List");
}
public LuaVMDBList(DbList <TValue> _dbList)
{
dbList = _dbList;
}