HistoryManagerAdapter GetOrCreateHistoryManagerAdapter(string symbol)
{
HistoryManagerAdapter result;
lock (this.synchronizer)
{
if (!this.symbol2cache.TryGetValue(symbol, out result))
{
var symbols = new HashSet <ISymbolProperties>
{
new SymbolProperties(symbol)
};
var storageVersion = this.storageVersion;
if (this.historyFeed != null)
{
storageVersion = this.historyFeed.Server.GetQuotesHistoryVersion();
}
var provider = HistoryManager.Create(
storageVersion,
this.store,
symbols,
DataFeedStorage.GetSupportedPeriodicityToStoreLevel(this.storageVersion),
this.saveTickLevel2History,
Cache.ClientInstance(Guid.NewGuid().ToString()),
true,
this.flushOnDispose,
NullMonitoringService,
NullMonitoringItem);
result = new HistoryManagerAdapter(provider);
this.symbol2cache[symbol] = result;
}
}
return(result);
}
/// <summary>
///
/// </summary>
/// <param name="symbol"></param>
/// <param name="from"></param>
/// <param name="to"></param>
public void RebuildBarsFromBars(string symbol, string from, string to)
{
var start = DateTime.MinValue.AddYears(1);
var finish = DateTime.MaxValue.AddYears(-1);
try
{
var periodicities = new[]
{
Periodicity.Parse(from),
Periodicity.Parse(to),
};
var writer = BulkHistoryWriter.Create(this.store, DataFeedStorage.GetSupportedPeriodicityToStoreLevel(this.storageVersion), NullMonitoringService);
writer.RebuildBarsFromBars(symbol, FxPriceType.Bid, start, finish, periodicities);
writer.RebuildBarsFromBars(symbol, FxPriceType.Ask, start, finish, periodicities);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
public Dictionary <Periodicity, TimeInterval> GetSupportedBarPeriodicities(string symbol)
{
return(DataFeedStorage.GetSupportedPeriodicityToStoreLevel(this.dataFeed.Server.GetQuotesHistoryVersion()));
}
