public static NonNegativeSchedule Create(Decimal initialValue)
{
var result = new NonNegativeSchedule {
initialValue = initialValue, initialValueSpecified = true
};
return(result);
}
public static NonNegativeAmountSchedule Create(NonNegativeSchedule schedule, Currency currency)
{
var result = new NonNegativeAmountSchedule
{
currency = currency,
initialValue = schedule.initialValue,
step = schedule.step
};
return(result);
}
public static CapFloor GenerateDefiniton(CapFloorLegParametersRange_Old capFloorLeg,
Schedule spreadSchedule,
Schedule capOrFloorSchedule,
NonNegativeSchedule notionalSchedule)
{
InterestRateStream capFloorStream = InterestRateStreamParametricDefinitionGenerator.GenerateStreamDefinition(capFloorLeg);
InterestRateStreamHelper.SetPayerAndReceiver(capFloorStream, capFloorLeg.Payer, capFloorLeg.Receiver);
var capFloor = new CapFloor {
capFloorStream = capFloorStream
};
return(capFloor);
}
public List <DetailedCashflowRangeItem> GetDetailedCashflowsWithNotionalSchedule(
ILogger logger,
ICoreCache cache,
String nameSpace,
IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
SwapLegParametersRange_Old legParametersRange,
List <DateTimeDoubleRangeItem> notionalValueItems,
ValuationRange valuationRange)
{
var tempList = notionalValueItems.Select(item => new Pair <DateTime, decimal>(item.DateTime, Convert.ToDecimal(item.Value))).ToList();
NonNegativeSchedule notionalScheduleFpML = NonNegativeScheduleHelper.Create(tempList);
Currency currency = CurrencyHelper.Parse(legParametersRange.Currency);
NonNegativeAmountSchedule amountSchedule = NonNegativeAmountScheduleHelper.Create(notionalScheduleFpML, currency);
InterestRateStream interestRateStream = GetCashflowsScheduleWithNotionalSchedule(fixingCalendar, paymentCalendar, legParametersRange, amountSchedule);
UpdateCashflowsWithAmounts(logger, cache, nameSpace, interestRateStream, legParametersRange, valuationRange);
var list = new List <DetailedCashflowRangeItem>();
//int periodNumber = 1;
foreach (PaymentCalculationPeriod paymentCalculationPeriod in interestRateStream.cashflows.paymentCalculationPeriod)
{
var detailedCashflowRangeItem = new DetailedCashflowRangeItem();
list.Add(detailedCashflowRangeItem);
detailedCashflowRangeItem.PaymentDate = paymentCalculationPeriod.adjustedPaymentDate;
detailedCashflowRangeItem.StartDate = PaymentCalculationPeriodHelper.GetCalculationPeriodStartDate(paymentCalculationPeriod);
detailedCashflowRangeItem.EndDate = PaymentCalculationPeriodHelper.GetCalculationPeriodEndDate(paymentCalculationPeriod);
//detailedCashflowRangeItem.NumberOfDays = PaymentCalculationPeriodHelper.GetNumberOfDays(paymentCalculationPeriod);
//detailedCashflowRangeItem.FutureValue = MoneyHelper.ToDouble(paymentCalculationPeriod.forecastPaymentAmount);
//detailedCashflowRangeItem.PresentValue = MoneyHelper.ToDouble(paymentCalculationPeriod.presentValueAmount);
//detailedCashflowRangeItem.DiscountFactor = (double)paymentCalculationPeriod.discountFactor;
detailedCashflowRangeItem.NotionalAmount = (double)PaymentCalculationPeriodHelper.GetNotionalAmount(paymentCalculationPeriod);
detailedCashflowRangeItem.CouponType = GetCouponType(paymentCalculationPeriod);
detailedCashflowRangeItem.Rate = (double)PaymentCalculationPeriodHelper.GetRate(paymentCalculationPeriod);
// If floating rate - retrieve the spread.
//
if (legParametersRange.IsFloatingLegType())
{
detailedCashflowRangeItem.Spread = (double)PaymentCalculationPeriodHelper.GetSpread(paymentCalculationPeriod);
}
}
return(list);
}
public static NonNegativeSchedule Create(IList <Pair <DateTime, decimal> > scheduleDatesAndValues)
{
var result = new NonNegativeSchedule();
var listOfSteps = new List <NonNegativeStep>();
for (int i = 0; i < scheduleDatesAndValues.Count; ++i)
{
Pair <DateTime, decimal> pair = scheduleDatesAndValues[i];
if (i == 0) //create a Schedule from the initial value
{
result = Create(pair.Second);
}
else
{
listOfSteps.Add(new NonNegativeStep {
stepDate = pair.First, stepValue = pair.Second, stepDateSpecified = true, stepValueSpecified = true
});
}
}
result.step = listOfSteps.ToArray();
return(result);
}
public List <PrincipalExchangeCashflowRangeItem> GetPrincipalExchanges(
ILogger logger,
ICoreCache cache,
String nameSpace,
IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
SwapLegParametersRange_Old legParametersRange,
List <DateTimeDoubleRangeItem> notionalValueItems,
ValuationRange valuationRange)
{
InterestRateStream interestRateStream;
if (notionalValueItems.Count > 0)
{
var tempList = notionalValueItems.Select(item => new Pair <DateTime, decimal>(item.DateTime, Convert.ToDecimal(item.Value))).ToList();
NonNegativeSchedule notionalScheduleFpML = NonNegativeScheduleHelper.Create(tempList);
Currency currency = CurrencyHelper.Parse(legParametersRange.Currency);
NonNegativeAmountSchedule amountSchedule = NonNegativeAmountScheduleHelper.Create(notionalScheduleFpML, currency);
interestRateStream = GetCashflowsScheduleWithNotionalSchedule(fixingCalendar, paymentCalendar, legParametersRange, amountSchedule);
}
else
{
interestRateStream = GetCashflowsSchedule(fixingCalendar, paymentCalendar, legParametersRange);
}
UpdateCashflowsWithAmounts(logger, cache, nameSpace, interestRateStream, legParametersRange, valuationRange);
var list = new List <PrincipalExchangeCashflowRangeItem>();
//int periodNumber = 0;
foreach (PrincipalExchange principleExchange in interestRateStream.cashflows.principalExchange)
{
var principalExchangeCashflowRangeItem = new PrincipalExchangeCashflowRangeItem();
list.Add(principalExchangeCashflowRangeItem);
principalExchangeCashflowRangeItem.PaymentDate = principleExchange.adjustedPrincipalExchangeDate;
principalExchangeCashflowRangeItem.Amount = (double)principleExchange.principalExchangeAmount;
//principalExchangeCashflowRangeItem.PresentValueAmount = MoneyHelper.ToDouble(principleExchange.presentValuePrincipalExchangeAmount);
//principalExchangeCashflowRangeItem.DiscountFactor = (double)principleExchange.discountFactor;
}
return(list);
}
public List <DetailedCashflowRangeItem> GetDetailedCashflowsWithNotionalSchedule(
ILogger logger, ICoreCache cache,
String nameSpace,
IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
CapFloorLegParametersRange_Old legParametersRange,
List <DateTimeDoubleRangeItem> notionalValueItems,
ValuationRange valuationRange)
{
//Check if the calendars are null. If not build them!
var list1 = notionalValueItems.Select(item => new Pair <DateTime, decimal>(item.DateTime, Convert.ToDecimal(item.Value))).ToList();
NonNegativeSchedule notionalScheduleFpML = NonNegativeScheduleHelper.Create(list1);
Currency currency = CurrencyHelper.Parse(legParametersRange.Currency);
NonNegativeAmountSchedule amountSchedule = NonNegativeAmountScheduleHelper.Create(notionalScheduleFpML, currency);
InterestRateStream interestRateStream = GetCashflowsScheduleWithNotionalSchedule(fixingCalendar, paymentCalendar, legParametersRange, amountSchedule);
//Add the principal exchanges to the cashflows.
var principalExchangeList = list1.Select(cashflow => new PrincipalExchange
{
adjustedPrincipalExchangeDate = cashflow.First, adjustedPrincipalExchangeDateSpecified = true, principalExchangeAmount = cashflow.Second, principalExchangeAmountSpecified = true
}).ToArray();
interestRateStream.cashflows.principalExchange = principalExchangeList;
UpdateCashflowsWithAmounts(logger, cache, nameSpace, interestRateStream, legParametersRange, valuationRange);
var list = new List <DetailedCashflowRangeItem>();
foreach (PaymentCalculationPeriod paymentCalculationPeriod in interestRateStream.cashflows.paymentCalculationPeriod)
{
var detailedCashflowRangeItem = new DetailedCashflowRangeItem();
detailedCashflowRangeItem.PaymentDate = paymentCalculationPeriod.adjustedPaymentDate;
detailedCashflowRangeItem.StartDate = PaymentCalculationPeriodHelper.GetCalculationPeriodStartDate(paymentCalculationPeriod);
detailedCashflowRangeItem.EndDate = PaymentCalculationPeriodHelper.GetCalculationPeriodEndDate(paymentCalculationPeriod);
detailedCashflowRangeItem.NumberOfDays = PaymentCalculationPeriodHelper.GetNumberOfDays(paymentCalculationPeriod);
detailedCashflowRangeItem.FutureValue = MoneyHelper.ToDouble(paymentCalculationPeriod.forecastPaymentAmount);
detailedCashflowRangeItem.PresentValue = MoneyHelper.ToDouble(paymentCalculationPeriod.presentValueAmount);
detailedCashflowRangeItem.DiscountFactor = (double)paymentCalculationPeriod.discountFactor;
detailedCashflowRangeItem.NotionalAmount = (double)PaymentCalculationPeriodHelper.GetNotionalAmount(paymentCalculationPeriod);
detailedCashflowRangeItem.CouponType = GetCouponType(paymentCalculationPeriod);
detailedCashflowRangeItem.Rate = (double)PaymentCalculationPeriodHelper.GetRate(paymentCalculationPeriod);
CalculationPeriod calculationPeriod = PaymentCalculationPeriodHelper.GetCalculationPeriods(paymentCalculationPeriod)[0];
FloatingRateDefinition floatingRateDefinition = XsdClassesFieldResolver.CalculationPeriodGetFloatingRateDefinition(calculationPeriod);
switch (detailedCashflowRangeItem.CouponType.ToLower())
{
case "cap":
{
Strike strike = floatingRateDefinition.capRate[0];
detailedCashflowRangeItem.StrikeRate = (double)strike.strikeRate;
break;
}
case "floor":
{
Strike strike = floatingRateDefinition.floorRate[0];
detailedCashflowRangeItem.StrikeRate = (double)strike.strikeRate;
break;
}
default:
{
string message =
String.Format("Specified coupon type : '{0}' is not supported. Please use one of these: 'cap, floor'", detailedCashflowRangeItem.CouponType.ToLower());
throw new NotSupportedException(message);
}
}
// If floating rate - retrieve the spread.
//
detailedCashflowRangeItem.Spread = (double)PaymentCalculationPeriodHelper.GetSpread(paymentCalculationPeriod);
var fixingDate = new DateTime();
var tempDate = PaymentCalculationPeriodHelper.GetFirstFloatingFixingDate(paymentCalculationPeriod);
if (tempDate != null)
{
fixingDate = (DateTime)tempDate;
}
detailedCashflowRangeItem.FixingDate = fixingDate;
detailedCashflowRangeItem.Currency = "Not Specified";
if (currency != null)
{
detailedCashflowRangeItem.Currency = currency.Value;
}
list.Add(detailedCashflowRangeItem);
}
return(list);
}
