//-------------------------------------------------------------------------
// ibor rate calculation
private static RateCalculation parseIborRateCalculation(CsvRow row, string leg, IborIndex iborIndex, BusinessDayAdjustment bda, Currency currency)
{
IborRateCalculation.Builder builder = IborRateCalculation.builder();
// basics
builder.index(iborIndex);
// reset
Optional <Frequency> resetFrequencyOpt = findValue(row, leg, RESET_FREQUENCY_FIELD).map(v => Frequency.parse(v));
IborRateResetMethod resetMethod = findValue(row, leg, RESET_METHOD_FIELD).map(v => IborRateResetMethod.of(v)).orElse(IborRateResetMethod.WEIGHTED);
BusinessDayAdjustment resetDateAdj = parseBusinessDayAdjustment(row, leg, RESET_DATE_CNV_FIELD, RESET_DATE_CAL_FIELD).orElse(bda);
resetFrequencyOpt.ifPresent(freq => builder.resetPeriods(ResetSchedule.builder().resetFrequency(freq).resetMethod(resetMethod).businessDayAdjustment(resetDateAdj).build()));
// optionals, no ability to set firstFixingDateOffset
findValue(row, leg, DAY_COUNT_FIELD).map(s => LoaderUtils.parseDayCount(s)).ifPresent(v => builder.dayCount(v));
findValue(row, leg, FIXING_RELATIVE_TO_FIELD).map(s => FixingRelativeTo.of(s)).ifPresent(v => builder.fixingRelativeTo(v));
Optional <DaysAdjustment> fixingAdjOpt = parseDaysAdjustment(row, leg, FIXING_OFFSET_DAYS_FIELD, FIXING_OFFSET_CAL_FIELD, FIXING_OFFSET_ADJ_CNV_FIELD, FIXING_OFFSET_ADJ_CAL_FIELD);
fixingAdjOpt.ifPresent(v => builder.fixingDateOffset(v));
findValue(row, leg, NEGATIVE_RATE_METHOD_FIELD).map(s => NegativeRateMethod.of(s)).ifPresent(v => builder.negativeRateMethod(v));
findValue(row, leg, FIRST_RATE_FIELD).map(s => LoaderUtils.parseDoublePercent(s)).ifPresent(v => builder.firstRate(v));
findValue(row, leg, GEARING_FIELD).map(s => LoaderUtils.parseDouble(s)).ifPresent(v => builder.gearing(ValueSchedule.of(v)));
findValue(row, leg, SPREAD_FIELD).map(s => LoaderUtils.parseDoublePercent(s)).ifPresent(v => builder.spread(ValueSchedule.of(v)));
// initial stub
Optional <IborRateStubCalculation> initialStub = parseIborStub(row, leg, currency, builder, INITIAL_STUB_RATE_FIELD, INITIAL_STUB_AMOUNT_FIELD, INITIAL_STUB_INDEX_FIELD, INITIAL_STUB_INTERPOLATED_INDEX_FIELD);
initialStub.ifPresent(stub => builder.initialStub(stub));
// final stub
Optional <IborRateStubCalculation> finalStub = parseIborStub(row, leg, currency, builder, FINAL_STUB_RATE_FIELD, FINAL_STUB_AMOUNT_FIELD, FINAL_STUB_INDEX_FIELD, FINAL_STUB_INTERPOLATED_INDEX_FIELD);
finalStub.ifPresent(stub => builder.finalStub(stub));
return(builder.build());
}
//-------------------------------------------------------------------------
// overnight rate calculation
private static RateCalculation parseOvernightRateCalculation(CsvRow row, string leg, OvernightIndex overnightIndex, OvernightAccrualMethod accrualMethod)
{
OvernightRateCalculation.Builder builder = OvernightRateCalculation.builder();
// basics
builder.index(overnightIndex);
builder.accrualMethod(findValue(row, leg, ACCRUAL_METHOD_FIELD).map(s => OvernightAccrualMethod.of(s)).orElse(accrualMethod));
// optionals
findValue(row, leg, DAY_COUNT_FIELD).map(s => LoaderUtils.parseDayCount(s)).ifPresent(v => builder.dayCount(v));
findValue(row, leg, RATE_CUT_OFF_DAYS_FIELD).map(s => Convert.ToInt32(s)).ifPresent(v => builder.rateCutOffDays(v));
findValue(row, leg, NEGATIVE_RATE_METHOD_FIELD).map(s => NegativeRateMethod.of(s)).ifPresent(v => builder.negativeRateMethod(v));
findValue(row, leg, GEARING_FIELD).map(s => LoaderUtils.parseDouble(s)).ifPresent(v => builder.gearing(ValueSchedule.of(v)));
findValue(row, leg, SPREAD_FIELD).map(s => LoaderUtils.parseDoublePercent(s)).ifPresent(v => builder.spread(ValueSchedule.of(v)));
return(builder.build());
}