IMarketDataStorageDrive
StockSharp.Algo.Storages
The interface, describing the storage, associated with IMarketDataStorage.
Properties
Drive
public IMarketDataDrive Drive { get; }value = iMarketDataStorageDrive.DriveThe storage (database, file etc.).
Methods
ClearDatesCacheAsync
public ValueTask ClearDatesCacheAsync(CancellationToken cancellationToken)result = iMarketDataStorageDrive.ClearDatesCacheAsync(cancellationToken)To delete cache-files, containing information on available time ranges.
- cancellationToken
- CancellationToken
Returns: ValueTask
DeleteAsync
public ValueTask DeleteAsync(DateTime date, CancellationToken cancellationToken)result = iMarketDataStorageDrive.DeleteAsync(date, cancellationToken)To remove market data on specified date from the storage.
- date
- Date, for which all data shall be deleted.
- cancellationToken
- CancellationToken
Returns: ValueTask
GetDatesAsync
public IAsyncEnumerable<DateTime> GetDatesAsync()result = iMarketDataStorageDrive.GetDatesAsync()To get all the dates for which market data are recorded.
Returns: Available dates.
LoadStreamAsync
public ValueTask<Stream> LoadStreamAsync(DateTime date, bool readOnly, CancellationToken cancellationToken)result = iMarketDataStorageDrive.LoadStreamAsync(date, readOnly, cancellationToken)To load data in the format of StockSharp storage.
- date
- Date, for which data shall be loaded.
- readOnly
- Get stream in read mode only.
- cancellationToken
- CancellationToken
Returns: Data in the format of StockSharp storage. If no data exists, Null will be returned.
SaveStreamAsync
public ValueTask SaveStreamAsync(DateTime date, Stream stream, CancellationToken cancellationToken)result = iMarketDataStorageDrive.SaveStreamAsync(date, stream, cancellationToken)To save data in the format of StockSharp storage.
- date
- The date, for which data shall be saved.
- stream
- Data in the format of StockSharp storage.
- cancellationToken
- CancellationToken
Returns: ValueTask