public static decimal GetValue(NonNegativeAmountSchedule schedule, DateTime dateTime)
{
// override of above
if (null == schedule.step || 0 == schedule.step.Length)
{
return(schedule.initialValue);
}
DateTime dateOfFirstStep = schedule.step[0].stepDate;
if (dateTime < dateOfFirstStep)
{
return(schedule.initialValue);
}
decimal returnValue = schedule.step[0].stepValue;
foreach (var step in schedule.step)
{
if (dateTime >= step.stepDate)
{
returnValue = step.stepValue;
}
}
return(returnValue);
}
public static Decimal GetNotionalValue(Notional notional, DateTime dateTime)
{
if (null == notional.notionalStepSchedule.step)
{
return(notional.notionalStepSchedule.initialValue);
}
// I assume that the dates in a step schedule are in the ascensing order.
//
NonNegativeAmountSchedule notionalStepSchedule = notional.notionalStepSchedule;
var listOfStepDates = new ArrayList();
var listOfStepValues = new ArrayList();
foreach (var step in notionalStepSchedule.step)
{
listOfStepDates.Add(step.stepDate);
listOfStepValues.Add(step.stepValue);
}
int foundAtIndex = listOfStepDates.BinarySearch(dateTime);
if (foundAtIndex < 0)
{
int indexOfLargeDate = ~foundAtIndex;
if (0 == indexOfLargeDate)
{
return(notional.notionalStepSchedule.initialValue);
}
var val = (decimal)listOfStepValues[indexOfLargeDate - 1];
return(val);
}
return((decimal)listOfStepValues[foundAtIndex]);
}
/// <summary>
///
/// </summary>
/// <param name="capFloorLeg"></param>
/// <param name="fixingCalendar"></param>
/// <param name="paymentCalendar"></param>
/// <param name="spreadSchedule"></param>
/// <param name="capOrFloorSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <returns></returns>
public static CapFloor GenerateDefinitionCashflows(IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
CapFloorLegParametersRange_Old capFloorLeg,
Schedule spreadSchedule,
Schedule capOrFloorSchedule,
NonNegativeAmountSchedule notionalSchedule)
{
CapFloor capFloor = GenerateDefiniton(capFloorLeg, spreadSchedule, capOrFloorSchedule, notionalSchedule);
if (null != spreadSchedule)
{
InterestRateStreamParametricDefinitionGenerator.SetSpreadSchedule(capFloor.capFloorStream, spreadSchedule);
}
if (null != notionalSchedule)
{
InterestRateStreamParametricDefinitionGenerator.SetNotionalSchedule(capFloor.capFloorStream, notionalSchedule);
}
if (null != capOrFloorSchedule)
{
if (capFloorLeg.CapOrFloor == CapFloorType.Cap)
{
InterestRateStreamParametricDefinitionGenerator.SetCapRateSchedule(capFloor.capFloorStream, capOrFloorSchedule, true);
}
else
{
InterestRateStreamParametricDefinitionGenerator.SetFloorRateSchedule(capFloor.capFloorStream, capOrFloorSchedule, true);
}
}
capFloor.capFloorStream.cashflows = FixedAndFloatingRateStreamCashflowGenerator.GetCashflows(capFloor.capFloorStream, fixingCalendar, paymentCalendar);
return(capFloor);
}
public static Notional Create(NonNegativeAmountSchedule schedule)
{
var result = new Notional {
notionalStepSchedule = schedule
};
return(result);
}
public static NonNegativeAmountSchedule Create(Currency value)
{
var amountSchedule = new NonNegativeAmountSchedule {
currency = value
};
return(amountSchedule);
}
//public static void SetNotionalSchedule(InterestRateStream stream, AmountSchedule amountSchedule)
//{
// Calculation calculation = XsdClassesFieldResolver.CalculationPeriodAmount_GetCalculation(stream.calculationPeriodAmount);
// var notional = new Notional { notionalStepSchedule = amountSchedule };
// XsdClassesFieldResolver.Calculation_SetNotionalSchedule(calculation, notional);
//}
public static void SetNotionalSchedule(InterestRateStream stream, NonNegativeAmountSchedule amountSchedule)
{
Calculation calculation = XsdClassesFieldResolver.CalculationPeriodAmountGetCalculation(stream.calculationPeriodAmount);
var notional = new Notional {
notionalStepSchedule = amountSchedule
};
XsdClassesFieldResolver.CalculationSetNotionalSchedule(calculation, notional);
}
public static List <DateTime> GetStepDates(NonNegativeAmountSchedule schedule)
{
var result = new List <DateTime>();
foreach (var step in schedule.step)
{
result.Add(step.stepDate);
}
return(result);
}
/// <summary>
///
/// </summary>
/// <param name="notionalStepSchedule"></param>
/// <param name="dates"></param>
/// <returns></returns>
protected static decimal[] CreateWeightingsFromNonNegativeNotionalSchedule(NonNegativeAmountSchedule notionalStepSchedule, IList <DateTime> dates)
{
var result = new List <Decimal>();
var initalNotional = notionalStepSchedule.initialValue;
if (null != notionalStepSchedule.step)//there should be steps - otherwise NO interm. exchanges.
{
result.AddRange(dates.Select(date => ScheduleHelper.GetValue(notionalStepSchedule, date)).Select(stepAmount => stepAmount / initalNotional));
}
return(result.ToArray());
}
public static NonNegativeAmountSchedule Create(NonNegativeSchedule schedule, Currency currency)
{
var result = new NonNegativeAmountSchedule
{
currency = currency,
initialValue = schedule.initialValue,
step = schedule.step
};
return(result);
}
/// <summary>
///
/// </summary>
/// <param name="logger"></param>
/// <param name="cache"></param>
/// <param name="nameSpace"></param>
/// <param name="fixingCalendar"></param>
/// <param name="paymentCalendar"></param>
/// <param name="capFloorLeg"></param>
/// <param name="spreadSchedule"></param>
/// <param name="capOrFloorSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <returns></returns>
public static CapFloor GenerateDefinitionCashflowsAmounts(ILogger logger,
ICoreCache cache, String nameSpace,
IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
CapFloorLegParametersRange capFloorLeg,
Schedule spreadSchedule,
Schedule capOrFloorSchedule,
NonNegativeAmountSchedule notionalSchedule)
{
var capFloor = GenerateDefinitionCashflows(logger, cache, nameSpace, fixingCalendar, paymentCalendar, capFloorLeg, spreadSchedule, capOrFloorSchedule, notionalSchedule);
return(capFloor);
}
/// <summary>
///
/// </summary>
/// <param name="logger"></param>
/// <param name="cache"></param>
/// <param name="nameSpace"></param>
/// <param name="leg1Parameters"></param>
/// <param name="leg1Calendars"></param>
/// <param name="leg2Parameters"></param>
/// <param name="leg2Calendars"></param>
/// <param name="fixedRateSchedule"></param>
/// <param name="spreadSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <returns></returns>
public static Swap GenerateDefinitionCashflowsAmounts(ILogger logger, ICoreCache cache,
string nameSpace,
SwapLegParametersRange leg1Parameters,
Pair <IBusinessCalendar, IBusinessCalendar> leg1Calendars,
SwapLegParametersRange leg2Parameters,
Pair <IBusinessCalendar, IBusinessCalendar> leg2Calendars,
Schedule fixedRateSchedule,
Schedule spreadSchedule,
NonNegativeAmountSchedule notionalSchedule)
{
var swap = GenerateDefinitionCashflows(logger, cache, nameSpace, leg1Parameters, leg1Calendars, leg2Parameters, leg2Calendars, fixedRateSchedule, spreadSchedule, notionalSchedule);
return(swap);
}
private static InterestRateStream GetCashflowsScheduleWithNotionalSchedule(
IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
SwapLegParametersRange_Old legParametersRange,
NonNegativeAmountSchedule notionalSchedule)
{
InterestRateStream stream = InterestRateStreamParametricDefinitionGenerator.GenerateStreamDefinition(legParametersRange);
InterestRateStreamParametricDefinitionGenerator.SetNotionalSchedule(stream, notionalSchedule);
Cashflows cashflows = FixedAndFloatingRateStreamCashflowGenerator.GetCashflows(stream, fixingCalendar, paymentCalendar);
stream.cashflows = cashflows;
return(stream);
}
/// <summary>
///
/// </summary>
/// <param name="logger"></param>
/// <param name="cache"></param>
/// <param name="capFloorLeg"></param>
/// <param name="nameSpace"></param>
/// <param name="fixingCalendar"></param>
/// <param name="paymentCalendar"></param>
/// <param name="spreadSchedule"></param>
/// <param name="capOrFloorSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <returns></returns>
public static CapFloor GenerateDefinitionCashflows(ILogger logger, ICoreCache cache,
string nameSpace,
IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
CapFloorLegParametersRange capFloorLeg,
Schedule spreadSchedule,
Schedule capOrFloorSchedule,
NonNegativeAmountSchedule notionalSchedule)
{
if (paymentCalendar == null)
{
if (!string.IsNullOrEmpty(capFloorLeg.PaymentCalendar))
{
var payCalendar = BusinessCentersHelper.Parse(capFloorLeg.PaymentCalendar);
paymentCalendar = BusinessCenterHelper.ToBusinessCalendar(cache, payCalendar, nameSpace);
}
}
if (fixingCalendar == null)
{
if (!string.IsNullOrEmpty(capFloorLeg.FixingCalendar))
{
var fixCalendar = BusinessCentersHelper.Parse(capFloorLeg.FixingCalendar);
fixingCalendar = BusinessCenterHelper.ToBusinessCalendar(cache, fixCalendar, nameSpace);
}
}
CapFloor capFloor = GenerateDefiniton(capFloorLeg, spreadSchedule, capOrFloorSchedule, notionalSchedule);
if (null != spreadSchedule)
{
InterestRateStreamParametricDefinitionGenerator.SetSpreadSchedule(capFloor.capFloorStream, spreadSchedule);
}
if (null != notionalSchedule)
{
InterestRateStreamParametricDefinitionGenerator.SetNotionalSchedule(capFloor.capFloorStream, notionalSchedule);
}
if (null != capOrFloorSchedule)
{
if (capFloorLeg.CapOrFloor == CapFloorType.Cap)
{
InterestRateStreamParametricDefinitionGenerator.SetCapRateSchedule(capFloor.capFloorStream, capOrFloorSchedule, true);
}
else
{
InterestRateStreamParametricDefinitionGenerator.SetFloorRateSchedule(capFloor.capFloorStream, capOrFloorSchedule, true);
}
}
capFloor.capFloorStream.cashflows = FixedAndFloatingRateStreamCashflowGenerator.GetCashflows(capFloor.capFloorStream, fixingCalendar, paymentCalendar);
return(capFloor);
}
/// <summary>
///
/// </summary>
/// <param name="fixingCalendar"></param>
/// <param name="paymentCalendar"></param>
/// <param name="capFloorLeg"></param>
/// <param name="spreadSchedule"></param>
/// <param name="capOrFloorSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <param name="marketEnvironment"></param>
/// <param name="valuationDate"></param>
/// <returns></returns>
public static CapFloor GenerateDefinitionCashflowsAmounts(IBusinessCalendar fixingCalendar,
IBusinessCalendar paymentCalendar,
CapFloorLegParametersRange_Old capFloorLeg,
Schedule spreadSchedule,
Schedule capOrFloorSchedule,
NonNegativeAmountSchedule notionalSchedule,
ISwapLegEnvironment marketEnvironment,
DateTime valuationDate)
{
CapFloor capFloor = GenerateDefinitionCashflows(fixingCalendar, paymentCalendar, capFloorLeg, spreadSchedule, capOrFloorSchedule, notionalSchedule);
IRateCurve payStreamDiscountingCurve = marketEnvironment.GetDiscountRateCurve();
IRateCurve payStreamForecastCurve = marketEnvironment.GetForecastRateCurve();
FixedAndFloatingRateStreamCashflowGenerator.UpdateCashflowsAmounts(capFloor.capFloorStream, payStreamForecastCurve, payStreamDiscountingCurve, valuationDate);
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 Calculation CreateFixed(decimal fixedRate, NonNegativeAmountSchedule notionalSchedule,
DayCountFraction dayCountFraction, DiscountingTypeEnum?discountingType)
{
var discounting = discountingType != null
? DiscountingHelper.Create(fixedRate, dayCountFraction, (DiscountingTypeEnum)discountingType)
: null;
var calculation = new Calculation
{
Item = NotionalFactory.Create(notionalSchedule),
compoundingMethod = CompoundingMethodEnum.None,
compoundingMethodSpecified = true,
dayCountFraction = dayCountFraction,
discounting = discounting,
Items = new object[] { FixedRateScheduleHelper.Create(fixedRate) }
};
return(calculation);
}
/// <summary>
///
/// </summary>
/// <param name="logger"></param>
/// <param name="cache"></param>
/// <param name="nameSpace"></param>
/// <param name="leg1Parameters"></param>
/// <param name="leg1Calendars"></param>
/// <param name="leg2Parameters"></param>
/// <param name="leg2Calendars"></param>
/// <param name="fixedRateSchedule"></param>
/// <param name="spreadSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <param name="marketEnvironment"></param>
/// <param name="valuationDate"></param>
/// <returns></returns>
public static Swap GenerateDefinitionCashflowsAmounts(ILogger logger, ICoreCache cache,
string nameSpace, SwapLegParametersRange_Old leg1Parameters,
Pair <IBusinessCalendar, IBusinessCalendar> leg1Calendars,
SwapLegParametersRange_Old leg2Parameters,
Pair <IBusinessCalendar, IBusinessCalendar> leg2Calendars,
Schedule fixedRateSchedule,
Schedule spreadSchedule,
NonNegativeAmountSchedule notionalSchedule,
ISwapLegEnvironment marketEnvironment,
DateTime valuationDate)
{
var swap = GenerateDefinitionCashflows(logger, cache, nameSpace, leg1Parameters, leg1Calendars, leg2Parameters, leg2Calendars, fixedRateSchedule, spreadSchedule, notionalSchedule);
InterestRateStream stream1 = swap.swapStream[0];
InterestRateStream stream2 = swap.swapStream[1];
UpdateStreamCashflowsAmounts(leg1Parameters, stream1, marketEnvironment, valuationDate);
UpdateStreamCashflowsAmounts(leg2Parameters, stream2, marketEnvironment, valuationDate);
return(swap);
}
/// <summary>
///
/// </summary>
/// <param name="leg1Parameters"></param>
/// <param name="leg1PaymentCalendar"> </param>
/// <param name="capStrikeSchedule"></param>
/// <param name="floorStrikeSchedule"> </param>
/// <param name="spreadSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <param name="leg1FixingCalendar"> </param>
/// <returns></returns>
public static Trade CreateTrade(CapFloorLegParametersRange leg1Parameters,
IBusinessCalendar leg1FixingCalendar,
IBusinessCalendar leg1PaymentCalendar,
Schedule capStrikeSchedule,
Schedule floorStrikeSchedule,
Schedule spreadSchedule,
NonNegativeAmountSchedule notionalSchedule)
{
var stream1 = GetCashflowsSchedule(leg1FixingCalendar, leg1PaymentCalendar, leg1Parameters);
if (null != capStrikeSchedule && null != floorStrikeSchedule)
{
InterestRateStreamParametricDefinitionGenerator.SetCapRateSchedule(stream1, capStrikeSchedule, true);
InterestRateStreamParametricDefinitionGenerator.SetFloorRateSchedule(stream1, floorStrikeSchedule, false);
}
if (null != capStrikeSchedule && null == floorStrikeSchedule)
{
InterestRateStreamParametricDefinitionGenerator.SetCapRateSchedule(stream1, capStrikeSchedule, true);
}
if (null == capStrikeSchedule && null != floorStrikeSchedule)
{
InterestRateStreamParametricDefinitionGenerator.SetFloorRateSchedule(stream1, floorStrikeSchedule, true);
}
if (null != spreadSchedule) //for float legs only
{
InterestRateStreamParametricDefinitionGenerator.SetSpreadSchedule(stream1, spreadSchedule);
}
if (null != notionalSchedule)
{
// Set notional schedule
//
InterestRateStreamParametricDefinitionGenerator.SetNotionalSchedule(stream1, notionalSchedule);
}
var capFloor = CapFloorFactory.Create(stream1);
var trade = new Trade();
XsdClassesFieldResolver.TradeSetCapFloor(trade, capFloor);
return(trade);
}
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 static List <DateTime> GetStepDates(NonNegativeAmountSchedule schedule)
{
return(schedule.step.Select(step => step.stepDate).ToList());
}
/// <summary>
///
/// </summary>
/// <param name="logger"></param>
/// <param name="cache"></param>
/// <param name="nameSpace"></param>
/// <param name="leg1Parameters"></param>
/// <param name="leg1Calendars"></param>
/// <param name="leg2Parameters"></param>
/// <param name="leg2Calendars"></param>
/// <param name="fixedRateSchedule"></param>
/// <param name="spreadSchedule"></param>
/// <param name="notionalSchedule"></param>
/// <returns></returns>
public static Swap GenerateDefinitionCashflows(ILogger logger,
ICoreCache cache, string nameSpace,
SwapLegParametersRange leg1Parameters,
Pair <IBusinessCalendar, IBusinessCalendar> leg1Calendars,
SwapLegParametersRange leg2Parameters,
Pair <IBusinessCalendar, IBusinessCalendar> leg2Calendars,
Schedule fixedRateSchedule,
Schedule spreadSchedule,
NonNegativeAmountSchedule notionalSchedule)
{
IBusinessCalendar leg1PaymentCalendar = null;
IBusinessCalendar leg2PaymentCalendar = null;
IBusinessCalendar leg1FixingCalendar = null;
IBusinessCalendar leg2FixingCalendar = null;
if (leg1Calendars != null)
{
leg1FixingCalendar = leg1Calendars.First;
leg1PaymentCalendar = leg1Calendars.Second;
}
else
{
if (!string.IsNullOrEmpty(leg1Parameters.PaymentCalendar))
{
var payCalendar = BusinessCentersHelper.Parse(leg1Parameters.PaymentCalendar);
leg1PaymentCalendar = BusinessCenterHelper.ToBusinessCalendar(cache, payCalendar, nameSpace);
leg1FixingCalendar = leg1PaymentCalendar;
}
if (!string.IsNullOrEmpty(leg1Parameters.FixingCalendar))
{
var fixingCalendar = BusinessCentersHelper.Parse(leg1Parameters.FixingCalendar);
leg1FixingCalendar = BusinessCenterHelper.ToBusinessCalendar(cache, fixingCalendar, nameSpace);
}
}
if (leg2Calendars != null)
{
leg2FixingCalendar = leg2Calendars.First;
leg2PaymentCalendar = leg2Calendars.Second;
}
else
{
if (!string.IsNullOrEmpty(leg2Parameters.PaymentCalendar))
{
var payCalendar = BusinessCentersHelper.Parse(leg2Parameters.PaymentCalendar);
leg2PaymentCalendar = BusinessCenterHelper.ToBusinessCalendar(cache, payCalendar, nameSpace);
leg2FixingCalendar = leg2PaymentCalendar;
}
if (!string.IsNullOrEmpty(leg2Parameters.FixingCalendar))
{
var fixingCalendar = BusinessCentersHelper.Parse(leg2Parameters.FixingCalendar);
leg2FixingCalendar = BusinessCenterHelper.ToBusinessCalendar(cache, fixingCalendar, nameSpace);
}
}
var swap = GenerateDefiniton(leg1Parameters, leg2Parameters);
InterestRateStream stream1 = swap.swapStream[0];
InterestRateStream stream2 = swap.swapStream[1];
if (null != fixedRateSchedule)
{
// Set FixedRateSchedule (if this is a fixed leg)
//
if (leg1Parameters.IsFixedLegType())
{
InterestRateStreamParametricDefinitionGenerator.SetFixedRateSchedule(stream1, fixedRateSchedule);
}
// Set FixedRateSchedule (if this is a fixed leg)
//
if (leg2Parameters.IsFixedLegType())
{
InterestRateStreamParametricDefinitionGenerator.SetFixedRateSchedule(stream2, fixedRateSchedule);
}
}
if (null != spreadSchedule) //for float legs only
{
if (leg1Parameters.IsFloatingLegType())
{
InterestRateStreamParametricDefinitionGenerator.SetSpreadSchedule(stream1, spreadSchedule);
}
if (leg2Parameters.IsFloatingLegType())
{
InterestRateStreamParametricDefinitionGenerator.SetSpreadSchedule(stream2, spreadSchedule);
}
}
if (null != notionalSchedule)
{
// Set notional schedule
//
InterestRateStreamParametricDefinitionGenerator.SetNotionalSchedule(stream1, notionalSchedule);
InterestRateStreamParametricDefinitionGenerator.SetNotionalSchedule(stream2, notionalSchedule);
}
stream1.cashflows = FixedAndFloatingRateStreamCashflowGenerator.GetCashflows(stream1, leg1FixingCalendar, leg1PaymentCalendar);
stream2.cashflows = FixedAndFloatingRateStreamCashflowGenerator.GetCashflows(stream2, leg2FixingCalendar, leg2PaymentCalendar);
return(swap);
}
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);
}
