Valid time state select

ETGChippinPriceParameters.cs

public class ETGChippinPriceParameters extends common
{
    public static ETGChippinPriceParameters find(utcdatetime validDate = DateTimeUtil::getToday(DateTimeUtil::getUserPreferredTimeZone()),
                                                boolean _forUpdate = false)
    {
        ETGChippinPriceParameters etgChippinPriceParameters;

        if (validDate)
        {
            etgChippinPriceParameters.selectForUpdate(_forUpdate);

            select firstonly validtimestate(validDate) etgChippinPriceParameters
                where etgChippinPriceParameters.DateIdx == "";
        }

        return etgChippinPriceParameters;
    }

}