public FdmBermudanStepCondition(List <Date> exerciseDates,
Date referenceDate,
DayCounter dayCounter,
FdmMesher mesher,
FdmInnerValueCalculator calculator)
{
mesher_ = mesher;
calculator_ = calculator;
exerciseTimes_ = new List <double>();
foreach (Date iter in exerciseDates)
{
exerciseTimes_.Add(
dayCounter.yearFraction(referenceDate, iter));
}
}
public static FdmStepConditionComposite vanillaComposite(DividendSchedule cashFlow,
Exercise exercise,
FdmMesher mesher,
FdmInnerValueCalculator calculator,
Date refDate,
DayCounter dayCounter)
{
List <List <double> > stoppingTimes = new List <List <double> >();
List <IStepCondition <Vector> > stepConditions = new List <IStepCondition <Vector> >();
if (!cashFlow.empty())
{
FdmDividendHandler dividendCondition =
new FdmDividendHandler(cashFlow, mesher,
refDate, dayCounter, 0);
stepConditions.Add(dividendCondition);
stoppingTimes.Add(dividendCondition.dividendTimes());
}
Utils.QL_REQUIRE(exercise.type() == Exercise.Type.American ||
exercise.type() == Exercise.Type.European ||
exercise.type() == Exercise.Type.Bermudan,
() => "exercise type is not supported");
if (exercise.type() == Exercise.Type.American)
{
stepConditions.Add(new FdmAmericanStepCondition(mesher, calculator));
}
else if (exercise.type() == Exercise.Type.Bermudan)
{
FdmBermudanStepCondition bermudanCondition =
new FdmBermudanStepCondition(exercise.dates(),
refDate, dayCounter,
mesher, calculator);
stepConditions.Add(bermudanCondition);
stoppingTimes.Add(bermudanCondition.exerciseTimes());
}
return(new FdmStepConditionComposite(stoppingTimes, stepConditions));
}
public FdmAmericanStepCondition(FdmMesher mesher, FdmInnerValueCalculator calculator)
{
mesher_ = mesher;
calculator_ = calculator;
}
