public void Collect(Dictionary <WrappedByteArray, WrappedByteArray> collect)
{
ISnapshot next = GetRoot().GetNext();
while (next != null)
{
foreach (var data in ((Snapshot)next).DB)
{
collect.Put(WrappedByteArray.Of(data.Key.Data), WrappedByteArray.Of(data.Value.Data));
}
next = next.GetNext();
}
}
private static void RefreshOne(object state)
{
RefreshData data = (RefreshData)state;
int flush_count = data.FlushCount;
RevokingDBWithCaching db = data.DB;
if (Snapshot.IsRoot(db.GetHead()))
{
return;
}
List <ISnapshot> snapshots = new List <ISnapshot>();
SnapshotRoot root = (SnapshotRoot)db.GetHead().GetRoot();
ISnapshot next = root;
for (int i = 0; i < flush_count; ++i)
{
next = next.GetNext();
snapshots.Add(next);
}
root.Merge(snapshots, data.DB.DBName);
root.ResetSolidity();
if (db.GetHead() == next)
{
db.SetHead(root);
}
else
{
next.GetNext().SetPrevious(root);
root.SetNext(next.GetNext());
}
}
private void CreateCheckPoint()
{
// Do not use compare
Dictionary <byte[], byte[]> batch = new Dictionary <byte[], byte[]>();
foreach (RevokingDBWithCaching db in this.databases)
{
ISnapshot head = db.GetHead();
if (Snapshot.IsRoot(head))
{
return;
}
string db_name = db.DBName;
ISnapshot next = head.GetRoot();
for (int i = 0; i < this.flush_count; ++i)
{
next = next.GetNext();
Snapshot snapshot = (Snapshot)next;
IBaseDB <Common.Key, Common.Value> key_value_db = snapshot.DB;
foreach (KeyValuePair <Common.Key, Common.Value> pair in key_value_db)
{
byte[] name = SimpleEncode(db_name);
byte[] key = new byte[name.Length + pair.Key.Data.Length];
Array.Copy(name, 0, key, 0, name.Length);
Array.Copy(pair.Key.Data, 0, key, name.Length, pair.Key.Data.Length);
batch.Add(key, pair.Value.Encode());
}
}
}
// TODO : temp 계속 저장만 하는지 확인해야봐야함
CheckTempStore.Instance.DBSource.UpdateByBatch(batch, new WriteOptions()
{
Sync = Args.Instance.Storage.Sync
});
}
