public ConstructGenGen<RelativeDate, OIValue> BackOIAsRelativeDatesConstruct()
{
if (m_con_OI_to != null) return m_con_OI_to;
m_con_OI_to = new ConstructGenGen<RelativeDate, OIValue>(1);
foreach (var dateIndex in IndexedDates)
{
// create a RelativeDate for the IndexDates
var rd = new RelativeDate(IndexedDates, dateIndex.Date, DispTimeZone);
// shift it to the following morning (which is where we want to stamp the closing OI for the day)
rd = rd.GetNextDayStart();
m_con_OI_to.SetValue(
key_: rd,
index_: 0,
value_: new OIValue(OI_Back==null ? double.NaN : OI_Back.ValueOnExactDate_Else(dateIndex.Date, double.NaN), OIStatus.Actual));
}
m_con_OI_to.SortKeys();
return m_con_OI_to;
}