/** * Copyright (C) 2013 - present by OpenGamma Inc. and the OpenGamma group of companies * * Please see distribution for license. */ package com.opengamma.analytics.financial.provider.curve; import static org.testng.AssertJUnit.assertEquals; import java.util.ArrayList; import java.util.HashMap; import java.util.LinkedHashMap; import java.util.List; import org.testng.annotations.BeforeSuite; import org.testng.annotations.Test; import org.threeten.bp.Period; import org.threeten.bp.ZonedDateTime; import com.google.common.collect.LinkedListMultimap; import com.opengamma.analytics.financial.curve.interestrate.generator.GeneratorCurveYieldInterpolated; import com.opengamma.analytics.financial.curve.interestrate.generator.GeneratorYDCurve; import com.opengamma.analytics.financial.forex.method.FXMatrix; import com.opengamma.analytics.financial.instrument.InstrumentDefinition; import com.opengamma.analytics.financial.instrument.bond.BillSecurityDefinition; import com.opengamma.analytics.financial.instrument.bond.BondFixedSecurityDefinition; import com.opengamma.analytics.financial.instrument.cash.CashDefinition; import com.opengamma.analytics.financial.instrument.fra.ForwardRateAgreementDefinition; import com.opengamma.analytics.financial.instrument.index.GeneratorAttribute; import com.opengamma.analytics.financial.instrument.index.GeneratorAttributeET; import com.opengamma.analytics.financial.instrument.index.GeneratorAttributeIR; import com.opengamma.analytics.financial.instrument.index.GeneratorBill; import com.opengamma.analytics.financial.instrument.index.GeneratorBondFixed; import com.opengamma.analytics.financial.instrument.index.GeneratorDepositON; import com.opengamma.analytics.financial.instrument.index.GeneratorDepositONCounterpart; import com.opengamma.analytics.financial.instrument.index.GeneratorInstrument; import com.opengamma.analytics.financial.instrument.index.GeneratorSwapFixedON; import com.opengamma.analytics.financial.instrument.index.GeneratorSwapFixedONMaster; import com.opengamma.analytics.financial.instrument.index.IborIndex; import com.opengamma.analytics.financial.instrument.index.IndexON; import com.opengamma.analytics.financial.instrument.swap.SwapFixedIborDefinition; import com.opengamma.analytics.financial.instrument.swap.SwapFixedONDefinition; import com.opengamma.analytics.financial.interestrate.InstrumentDerivative; import com.opengamma.analytics.financial.interestrate.InstrumentDerivativeVisitor; import com.opengamma.analytics.financial.legalentity.LegalEntity; import com.opengamma.analytics.financial.legalentity.LegalEntityFilter; import com.opengamma.analytics.financial.legalentity.LegalEntityShortName; import com.opengamma.analytics.financial.model.interestrate.curve.YieldAndDiscountCurve; import com.opengamma.analytics.financial.provider.calculator.generic.LastTimeCalculator; import com.opengamma.analytics.financial.provider.calculator.issuer.ParSpreadMarketQuoteCurveSensitivityIssuerDiscountingCalculator; import com.opengamma.analytics.financial.provider.calculator.issuer.ParSpreadMarketQuoteIssuerDiscountingCalculator; import com.opengamma.analytics.financial.provider.calculator.issuer.PresentValueIssuerCalculator; import com.opengamma.analytics.financial.provider.curve.issuer.IssuerDiscountBuildingRepository; import com.opengamma.analytics.financial.provider.description.interestrate.IssuerProviderDiscount; import com.opengamma.analytics.financial.provider.description.interestrate.MulticurveProviderDiscount; import com.opengamma.analytics.financial.provider.description.interestrate.ParameterIssuerProviderInterface; import com.opengamma.analytics.financial.provider.sensitivity.multicurve.MulticurveSensitivity; import com.opengamma.analytics.math.interpolation.CombinedInterpolatorExtrapolatorFactory; import com.opengamma.analytics.math.interpolation.Interpolator1D; import com.opengamma.analytics.math.interpolation.Interpolator1DFactory; import com.opengamma.financial.convention.businessday.BusinessDayConvention; import com.opengamma.financial.convention.businessday.BusinessDayConventions; import com.opengamma.financial.convention.calendar.Calendar; import com.opengamma.financial.convention.calendar.MondayToFridayCalendar; import com.opengamma.financial.convention.daycount.DayCount; import com.opengamma.financial.convention.daycount.DayCounts; import com.opengamma.financial.convention.yield.YieldConvention; import com.opengamma.financial.convention.yield.YieldConventionFactory; import com.opengamma.timeseries.precise.zdt.ImmutableZonedDateTimeDoubleTimeSeries; import com.opengamma.timeseries.precise.zdt.ZonedDateTimeDoubleTimeSeries; import com.opengamma.util.money.Currency; import com.opengamma.util.test.TestGroup; import com.opengamma.util.time.DateUtils; import com.opengamma.util.tuple.Pair; import com.opengamma.util.tuple.Pairs; /** * Build of curve in several blocks with relevant Jacobian matrices. * Here we build a discount curve as usual using OIS instruments and simultaneously we are building a governmental discount curve using US Bonds, bills and notes. */ @Test(groups = TestGroup.UNIT) public class MulticurveBuildingDiscountingBillNoteBondUSDTest { private static final ZonedDateTime NOW = DateUtils.getUTCDate(2012, 8, 22); private static final Interpolator1D INTERPOLATOR = CombinedInterpolatorExtrapolatorFactory.getInterpolator(Interpolator1DFactory.LINEAR, Interpolator1DFactory.FLAT_EXTRAPOLATOR, Interpolator1DFactory.FLAT_EXTRAPOLATOR); private static final LastTimeCalculator MATURITY_CALCULATOR = LastTimeCalculator.getInstance(); private static final double TOLERANCE_ROOT = 1.0E-10; private static final int STEP_MAX = 100; private static final Calendar NYC = new MondayToFridayCalendar("NYC"); private static final Currency USD = Currency.USD; private static final FXMatrix FX_MATRIX = new FXMatrix(USD); private static final double NOTIONAL = 1.0; private static final GeneratorSwapFixedON GENERATOR_OIS_USD = GeneratorSwapFixedONMaster.getInstance().getGenerator("USD1YFEDFUND", NYC); private static final IndexON INDEX_ON_USD = GENERATOR_OIS_USD.getIndex(); private static final GeneratorDepositON GENERATOR_DEPOSIT_ON_USD = new GeneratorDepositON("USD Deposit ON", USD, NYC, INDEX_ON_USD.getDayCount()); private static final String NAME_COUNTERPART = "US GOVT"; private static final DayCount DAY_COUNT_ON = DayCounts.ACT_360; private static final GeneratorDepositONCounterpart GENERATOR_DEPOSIT_ON_USGOVT = new GeneratorDepositONCounterpart("US GOVT Deposit ON", USD, NYC, DAY_COUNT_ON, NAME_COUNTERPART); private static final YieldConvention YIELD_BILL_USGOVT = YieldConventionFactory.INSTANCE.getYieldConvention("INTEREST@MTY"); private static final DayCount DAY_COUNT_BILL_USGOVT = DayCounts.ACT_360; private static final int SPOT_LAG_BILL = 1; private static final ZonedDateTime[] BILL_MATURITY = new ZonedDateTime[] {DateUtils.getUTCDate(2012, 9, 28), DateUtils.getUTCDate(2012, 11, 30), DateUtils.getUTCDate(2013, 2, 28) }; private static final int NB_BILL = BILL_MATURITY.length; private static final BillSecurityDefinition[] BILL_SECURITY = new BillSecurityDefinition[NB_BILL]; private static final GeneratorBill[] GENERATOR_BILL = new GeneratorBill[NB_BILL]; static { for (int loopbill = 0; loopbill < BILL_MATURITY.length; loopbill++) { BILL_SECURITY[loopbill] = new BillSecurityDefinition(USD, BILL_MATURITY[loopbill], NOTIONAL, SPOT_LAG_BILL, NYC, YIELD_BILL_USGOVT, DAY_COUNT_BILL_USGOVT, NAME_COUNTERPART); GENERATOR_BILL[loopbill] = new GeneratorBill("GeneratorBill" + loopbill, BILL_SECURITY[loopbill]); } } // Here we define US NOTES and US BONDS, we are no doing no distinction between notes and bonds because the instrument is exactly the same. // typically US NOTES are short maturity interest rate bonds(ie under 10Y) and US BONDS are long maturity interest rate bonds (ie more than 10y but mostly 30y in practice). // To build the curve we choose six bonds, the most recent 2y, 3y, 5y, 7y, 10yand 30y bond : // USA, Note 0.125 31jul2014 2Y (ISIN US912828TF73) // USA, Note 0.25 15aug2015 3Y (ISIN US912828TK68) // USA, Note 0.5 31jul2017 5Y (ISIN US912828TG56) // USA, Note 0.875 31jul2019 7Y (ISIN US912828TH30) // USA, Note 1.625 15aug2022 10Y (ISIN US912828TJ95) // USA, Bond 2.75 15aug2042 30Y (ISIN US912810QX90) private static final YieldConvention YIELD_BOND_USGOVT = YieldConventionFactory.INSTANCE.getYieldConvention("INTEREST@MTY"); private static final DayCount DAY_COUNT_BOND_USGOVT = DayCounts.ACT_360; private static final Period BOND_PAYMENT_TENOR = Period.ofMonths(6); private static final ZonedDateTime[] BOND_START_ACCRUAL_DATE = new ZonedDateTime[] {DateUtils.getUTCDate(2012, 07, 31), DateUtils.getUTCDate(2012, 8, 15), DateUtils.getUTCDate(2012, 07, 31), DateUtils.getUTCDate(2012, 07, 31), DateUtils.getUTCDate(2012, 8, 15), DateUtils.getUTCDate(2012, 8, 15) }; private static final ZonedDateTime[] BOND_MATURITY = new ZonedDateTime[] {DateUtils.getUTCDate(2014, 07, 31), DateUtils.getUTCDate(2015, 05, 15), DateUtils.getUTCDate(2017, 07, 31), DateUtils.getUTCDate(2019, 07, 31), DateUtils.getUTCDate(2022, 8, 15), DateUtils.getUTCDate(2042, 8, 15) }; private static final double[] RATE_FIXED = new double[] {0.00125, 0.00250, 0.00500, 0.00875, 0.01625, 0.02750 }; private static final int NB_BOND = BOND_MATURITY.length; private static final int SETTLEMENT_DAYS_US = 3; private static final boolean IS_EOM_FIXED = false; private static final String REPO_TYPE = "General collateral"; private static final BusinessDayConvention BOND_BUSINESS_DAY = BusinessDayConventions.FOLLOWING; private static final BondFixedSecurityDefinition[] BOND_SECURITY = new BondFixedSecurityDefinition[NB_BOND]; private static final GeneratorBondFixed[] GENERATOR_BOND = new GeneratorBondFixed[NB_BOND]; static { for (int loopbill = 0; loopbill < BOND_MATURITY.length; loopbill++) { BOND_SECURITY[loopbill] = BondFixedSecurityDefinition.from(USD, BOND_MATURITY[loopbill], BOND_START_ACCRUAL_DATE[loopbill], BOND_PAYMENT_TENOR, RATE_FIXED[loopbill], SETTLEMENT_DAYS_US, NOTIONAL, NYC, DAY_COUNT_BOND_USGOVT, BOND_BUSINESS_DAY, YIELD_BOND_USGOVT, IS_EOM_FIXED, NAME_COUNTERPART, REPO_TYPE); GENERATOR_BOND[loopbill] = new GeneratorBondFixed("GeneratorBond" + loopbill, BOND_SECURITY[loopbill]); } } private static final ZonedDateTimeDoubleTimeSeries TS_EMPTY = ImmutableZonedDateTimeDoubleTimeSeries.ofEmptyUTC(); private static final ZonedDateTimeDoubleTimeSeries TS_ON_USD_WITH_TODAY = ImmutableZonedDateTimeDoubleTimeSeries.ofUTC(new ZonedDateTime[] {DateUtils.getUTCDate(2011, 9, 27), DateUtils.getUTCDate(2011, 9, 28) }, new double[] {0.07, 0.08 }); private static final ZonedDateTimeDoubleTimeSeries TS_ON_USD_WITHOUT_TODAY = ImmutableZonedDateTimeDoubleTimeSeries.ofUTC(new ZonedDateTime[] {DateUtils.getUTCDate(2011, 9, 27), DateUtils.getUTCDate(2011, 9, 28) }, new double[] {0.07, 0.08 }); private static final ZonedDateTimeDoubleTimeSeries[] TS_FIXED_OIS_USD_WITH_TODAY = new ZonedDateTimeDoubleTimeSeries[] {TS_EMPTY, TS_ON_USD_WITH_TODAY }; private static final ZonedDateTimeDoubleTimeSeries[] TS_FIXED_OIS_USD_WITHOUT_TODAY = new ZonedDateTimeDoubleTimeSeries[] {TS_EMPTY, TS_ON_USD_WITHOUT_TODAY }; private static final String CURVE_NAME_DSC_USD = "USD Dsc"; private static final String CURVE_NAME_GOVTUS_USD = "USD GOVT US"; /** Market values for the dsc USD curve */ private static final double[] DSC_USD_MARKET_QUOTES = new double[] {0.0400, 0.0400, 0.0400, 0.0400, 0.0400, 0.0400, 0.0400, 0.0400, 0.0400, 0.0400, 0.0400, 0.0400 }; /** Generators for the dsc USD curve */ private static final GeneratorInstrument<? extends GeneratorAttribute>[] DSC_USD_GENERATORS = new GeneratorInstrument<?>[] {GENERATOR_DEPOSIT_ON_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD, GENERATOR_OIS_USD }; /** Tenors for the dsc USD curve */ private static final Period[] DSC_USD_TENOR = new Period[] {Period.ofDays(0), Period.ofMonths(1), Period.ofMonths(2), Period.ofMonths(3), Period.ofMonths(6), Period.ofMonths(9), Period.ofYears(1), Period.ofYears(2), Period.ofYears(3), Period.ofYears(4), Period.ofYears(5), Period.ofYears(10) }; private static final GeneratorAttributeIR[] DSC_USD_ATTR = new GeneratorAttributeIR[DSC_USD_TENOR.length]; static { for (int loopins = 0; loopins < DSC_USD_TENOR.length; loopins++) { DSC_USD_ATTR[loopins] = new GeneratorAttributeIR(DSC_USD_TENOR[loopins]); } } /** Market values for the govt USD bill curve */ private static final double[] GOVTUS_USD_MARKET_QUOTES = new double[] {0.0010, 0.0015, 0.0020, 0.0015, 0.99642, 0.9981, 0.99587, 0.99466, 0.99496, 0.98489 }; /** Generators for the govt USD curve */ private static final int NB_ON_GOVT = 1; private static final int NB_BILL_GOVT = 3; private static final GeneratorInstrument<? extends GeneratorAttribute>[] GOVTUS_USD_GENERATORS = new GeneratorInstrument<?>[] {GENERATOR_DEPOSIT_ON_USGOVT, GENERATOR_BILL[0], GENERATOR_BILL[1], GENERATOR_BILL[2], GENERATOR_BOND[0], GENERATOR_BOND[1], GENERATOR_BOND[2], GENERATOR_BOND[3], GENERATOR_BOND[4], GENERATOR_BOND[5] }; /** Tenors for the govt USD curve */ private static final Period[] GOVTUS_USD_TENOR = new Period[] {Period.ofDays(0) }; private static final GeneratorAttribute[] GOVTUS_USD_ATTR = new GeneratorAttribute[GOVTUS_USD_GENERATORS.length]; static { for (int loopins = 0; loopins < NB_ON_GOVT; loopins++) { GOVTUS_USD_ATTR[loopins] = new GeneratorAttributeIR(GOVTUS_USD_TENOR[loopins]); } for (int loopins = NB_ON_GOVT; loopins < NB_ON_GOVT + NB_BILL_GOVT; loopins++) { GOVTUS_USD_ATTR[loopins] = new GeneratorAttributeET(false); } for (int loopins = NB_ON_GOVT + NB_BILL_GOVT; loopins < GOVTUS_USD_GENERATORS.length; loopins++) { GOVTUS_USD_ATTR[loopins] = new GeneratorAttributeET(true); } } /** Standard USD discounting curve instrument definitions */ private static final InstrumentDefinition<?>[] DEFINITIONS_DSC_USD; /** Standard USD Forward 3M curve instrument definitions */ private static final InstrumentDefinition<?>[] DEFINITIONS_GOVTUS_USD; /** Units of curves */ /** Units of curves */ private static final int[] NB_UNITS = new int[] {2 }; private static final int NB_BLOCKS = NB_UNITS.length; private static final InstrumentDefinition<?>[][][][] DEFINITIONS_UNITS = new InstrumentDefinition<?>[NB_BLOCKS][][][]; private static final GeneratorYDCurve[][][] GENERATORS_UNITS = new GeneratorYDCurve[NB_BLOCKS][][]; private static final String[][][] NAMES_UNITS = new String[NB_BLOCKS][][]; private static final MulticurveProviderDiscount KNOWN_MULTICURVES = new MulticurveProviderDiscount(FX_MATRIX); private static final IssuerProviderDiscount KNOWN_DATA = new IssuerProviderDiscount(KNOWN_MULTICURVES, new HashMap<Pair<Object, LegalEntityFilter<LegalEntity>>, YieldAndDiscountCurve>()); private static final LinkedHashMap<String, Currency> DSC_MAP = new LinkedHashMap<>(); private static final LinkedHashMap<String, IndexON[]> FWD_ON_MAP = new LinkedHashMap<>(); private static final LinkedHashMap<String, IborIndex[]> FWD_IBOR_MAP = new LinkedHashMap<>(); private static final LinkedListMultimap<String, Pair<Object, LegalEntityFilter<LegalEntity>>> DSC_ISS_MAP = LinkedListMultimap.create(); static { DEFINITIONS_DSC_USD = getDefinitions(DSC_USD_MARKET_QUOTES, DSC_USD_GENERATORS, DSC_USD_ATTR); DEFINITIONS_GOVTUS_USD = getDefinitions(GOVTUS_USD_MARKET_QUOTES, GOVTUS_USD_GENERATORS, GOVTUS_USD_ATTR); for (int loopblock = 0; loopblock < NB_BLOCKS; loopblock++) { DEFINITIONS_UNITS[loopblock] = new InstrumentDefinition<?>[NB_UNITS[loopblock]][][]; GENERATORS_UNITS[loopblock] = new GeneratorYDCurve[NB_UNITS[loopblock]][]; NAMES_UNITS[loopblock] = new String[NB_UNITS[loopblock]][]; } DEFINITIONS_UNITS[0][0] = new InstrumentDefinition<?>[][] {DEFINITIONS_DSC_USD }; DEFINITIONS_UNITS[0][1] = new InstrumentDefinition<?>[][] {DEFINITIONS_GOVTUS_USD }; final GeneratorYDCurve genIntLin = new GeneratorCurveYieldInterpolated(MATURITY_CALCULATOR, INTERPOLATOR); GENERATORS_UNITS[0][0] = new GeneratorYDCurve[] {genIntLin }; GENERATORS_UNITS[0][1] = new GeneratorYDCurve[] {genIntLin }; NAMES_UNITS[0][0] = new String[] {CURVE_NAME_DSC_USD }; NAMES_UNITS[0][1] = new String[] {CURVE_NAME_GOVTUS_USD }; DSC_MAP.put(CURVE_NAME_DSC_USD, USD); FWD_ON_MAP.put(CURVE_NAME_DSC_USD, new IndexON[] {INDEX_ON_USD }); DSC_ISS_MAP.put(CURVE_NAME_GOVTUS_USD, Pairs.of((Object) NAME_COUNTERPART, (LegalEntityFilter<LegalEntity>) new LegalEntityShortName())); } @SuppressWarnings({"unchecked", "rawtypes" }) private static InstrumentDefinition<?>[] getDefinitions(final double[] marketQuotes, final GeneratorInstrument[] generators, final GeneratorAttribute[] attribute) { final InstrumentDefinition<?>[] definitions = new InstrumentDefinition<?>[marketQuotes.length]; for (int loopmv = 0; loopmv < marketQuotes.length; loopmv++) { definitions[loopmv] = generators[loopmv].generateInstrument(NOW, marketQuotes[loopmv], NOTIONAL, attribute[loopmv]); } return definitions; } private static List<Pair<IssuerProviderDiscount, CurveBuildingBlockBundle>> CURVES_PAR_SPREAD_MQ_WITHOUT_TODAY_BLOCK = new ArrayList<>(); // Calculator private static final PresentValueIssuerCalculator PVIC = PresentValueIssuerCalculator.getInstance(); private static final ParSpreadMarketQuoteIssuerDiscountingCalculator PSMQIC = ParSpreadMarketQuoteIssuerDiscountingCalculator.getInstance(); private static final ParSpreadMarketQuoteCurveSensitivityIssuerDiscountingCalculator PSMQCSIC = ParSpreadMarketQuoteCurveSensitivityIssuerDiscountingCalculator.getInstance(); private static final IssuerDiscountBuildingRepository CURVE_BUILDING_REPOSITORY = new IssuerDiscountBuildingRepository(TOLERANCE_ROOT, TOLERANCE_ROOT, STEP_MAX); private static final double TOLERANCE_CAL = 1.0E-9; @BeforeSuite static void initClass() { for (int loopblock = 0; loopblock < NB_BLOCKS; loopblock++) { CURVES_PAR_SPREAD_MQ_WITHOUT_TODAY_BLOCK.add(makeCurvesFromDefinitions(DEFINITIONS_UNITS[loopblock], GENERATORS_UNITS[loopblock], NAMES_UNITS[loopblock], KNOWN_DATA, PSMQIC, PSMQCSIC, false)); } } @Test public void curveConstruction() { for (int loopblock = 0; loopblock < NB_BLOCKS; loopblock++) { curveConstructionCode(DEFINITIONS_UNITS[loopblock], CURVES_PAR_SPREAD_MQ_WITHOUT_TODAY_BLOCK.get(loopblock).getFirst(), false, loopblock); } } @Test(enabled = false) public void performance() { long startTime, endTime; final int nbTest = 100; startTime = System.currentTimeMillis(); for (int looptest = 0; looptest < nbTest; looptest++) { makeCurvesFromDefinitions(DEFINITIONS_UNITS[0], GENERATORS_UNITS[0], NAMES_UNITS[0], KNOWN_DATA, PSMQIC, PSMQCSIC, false); } endTime = System.currentTimeMillis(); System.out.println(nbTest + " curve construction / 2 units: " + (endTime - startTime) + " ms"); // Performance note: Curve construction 2 units: 16-Aygust-13: On Dell Precision T1850 3.5 GHz Quad-Core Intel Xeon: 270 (no Jac)/951 ms for 100 sets. } private void curveConstructionCode(final InstrumentDefinition<?>[][][] definitions, final IssuerProviderDiscount curves, final boolean withToday, final int block) { final int nbBlocks = definitions.length; for (int loopblock = 0; loopblock < nbBlocks; loopblock++) { final InstrumentDerivative[][] instruments = convert(definitions[loopblock], loopblock, withToday); final double[][] pv = new double[instruments.length][]; for (int loopcurve = 0; loopcurve < instruments.length; loopcurve++) { pv[loopcurve] = new double[instruments[loopcurve].length]; for (int loopins = 0; loopins < instruments[loopcurve].length; loopins++) { pv[loopcurve][loopins] = curves.getMulticurveProvider().getFxRates().convert(instruments[loopcurve][loopins].accept(PVIC, curves), USD).getAmount(); assertEquals("Curve construction: block " + block + ", unit " + loopblock + " - instrument " + loopins, 0, pv[loopcurve][loopins], TOLERANCE_CAL); } } } } @SuppressWarnings("unchecked") private static Pair<IssuerProviderDiscount, CurveBuildingBlockBundle> makeCurvesFromDefinitions(final InstrumentDefinition<?>[][][] definitions, final GeneratorYDCurve[][] curveGenerators, final String[][] curveNames, final IssuerProviderDiscount knownData, final InstrumentDerivativeVisitor<ParameterIssuerProviderInterface, Double> calculator, final InstrumentDerivativeVisitor<ParameterIssuerProviderInterface, MulticurveSensitivity> sensitivityCalculator, final boolean withToday) { final int nUnits = definitions.length; final MultiCurveBundle<GeneratorYDCurve>[] curveBundles = new MultiCurveBundle[nUnits]; for (int i = 0; i < nUnits; i++) { final int nCurves = definitions[i].length; final SingleCurveBundle<GeneratorYDCurve>[] singleCurves = new SingleCurveBundle[nCurves]; for (int j = 0; j < nCurves; j++) { final int nInstruments = definitions[i][j].length; final InstrumentDerivative[] derivatives = new InstrumentDerivative[nInstruments]; final double[] initialGuess = new double[nInstruments]; for (int k = 0; k < nInstruments; k++) { derivatives[k] = convert(definitions[i][j][k], i, withToday); initialGuess[k] = initialGuess(definitions[i][j][k]); } final GeneratorYDCurve generator = curveGenerators[i][j].finalGenerator(derivatives); singleCurves[j] = new SingleCurveBundle<>(curveNames[i][j], derivatives, initialGuess, generator); } curveBundles[i] = new MultiCurveBundle<>(singleCurves); } return CURVE_BUILDING_REPOSITORY.makeCurvesFromDerivatives(curveBundles, knownData, DSC_MAP, FWD_IBOR_MAP, FWD_ON_MAP, DSC_ISS_MAP, calculator, sensitivityCalculator); } private static InstrumentDerivative[][] convert(final InstrumentDefinition<?>[][] definitions, final int unit, final boolean withToday) { final InstrumentDerivative[][] instruments = new InstrumentDerivative[definitions.length][]; for (int loopcurve = 0; loopcurve < definitions.length; loopcurve++) { instruments[loopcurve] = new InstrumentDerivative[definitions[loopcurve].length]; int loopins = 0; for (final InstrumentDefinition<?> instrument : definitions[loopcurve]) { InstrumentDerivative ird; if (instrument instanceof SwapFixedONDefinition) { ird = ((SwapFixedONDefinition) instrument).toDerivative(NOW, getTSSwapFixedON(withToday, unit)); } else { ird = instrument.toDerivative(NOW); } instruments[loopcurve][loopins++] = ird; } } return instruments; } private static InstrumentDerivative convert(final InstrumentDefinition<?> instrument, final int unit, final boolean withToday) { InstrumentDerivative ird; if (instrument instanceof SwapFixedONDefinition) { ird = ((SwapFixedONDefinition) instrument).toDerivative(NOW, getTSSwapFixedON(withToday, unit)); } else { ird = instrument.toDerivative(NOW); } return ird; } private static ZonedDateTimeDoubleTimeSeries[] getTSSwapFixedON(final Boolean withToday, final Integer unit) { switch (unit) { case 0: return withToday ? TS_FIXED_OIS_USD_WITH_TODAY : TS_FIXED_OIS_USD_WITHOUT_TODAY; default: throw new IllegalArgumentException(unit.toString()); } } private static double initialGuess(final InstrumentDefinition<?> instrument) { if (instrument instanceof SwapFixedONDefinition) { return ((SwapFixedONDefinition) instrument).getFixedLeg().getNthPayment(0).getRate(); } if (instrument instanceof SwapFixedIborDefinition) { return ((SwapFixedIborDefinition) instrument).getFixedLeg().getNthPayment(0).getRate(); } if (instrument instanceof ForwardRateAgreementDefinition) { return ((ForwardRateAgreementDefinition) instrument).getRate(); } if (instrument instanceof CashDefinition) { return ((CashDefinition) instrument).getRate(); } return 0.01; } }