/// <summary>
/// next IMM date following the given date
/// returns the 1st delivery date for next contract listed in the
/// International Money Market section of the Chicago Mercantile
/// Exchange.
/// </summary>
/// <param name="exchangeCommodityName">Name of the exchange commodity.</param>
/// <param name="refDate">THe refernce date to use.</param>
/// <param name="mainCycle">Is the contract a main cycle type.</param>
/// <returns></returns>
public DateTime GetNextLastTradingDate(string exchangeCommodityName, DateTime refDate, bool mainCycle)
{
DateTime date = LastTradingDayHelper.GetNextLastTradingDate(exchangeCommodityName, refDate, mainCycle);
return(date);
}