API 4.2.2.26. Хранилище сделок. Работа с датами.

    public class IqFeedSecurityIdGenerator : SecurityIdGenerator
    {
        public override string GenerateId(string code, ExchangeBoard board)
        {
            return code + "@IQ";
        }

        public override string GenerateId(string code, string boardCode)
        {
            return code + "@IQ";
        }

        public override Tuple<string, string> Split(string securityId)
        {
            var code = securityId.Substring(0, securityId.Length - 3);
            return new Tuple<string, string>(code, "IQ");
        }
    }

var tradesStorage = _storageRegistry.GetTradeStorage(securityId, _defaultDrive);