public DateTime? GetLastTradeDate(KLineType type, string stockCode)
{
ThrowIfTypeNotSupport(type);
if (type == KLineType.Day)
{
string dbFilePath = new Day1KLineFile(stockCode).GetFilePath();
KLineRepository repository = new KLineRepository(dbFilePath);
return repository.GetLastTradeDate();
}
else
{
throw new NotSupportedException();
}
}