/**
* Copyright (C) 2014 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.analytics.tutorial.datasets;
import java.util.Arrays;
import java.util.LinkedHashMap;
import org.apache.commons.lang.ArrayUtils;
import org.threeten.bp.LocalDate;
import org.threeten.bp.Period;
import org.threeten.bp.ZonedDateTime;
import com.opengamma.OpenGammaRuntimeException;
import com.opengamma.analytics.financial.curve.interestrate.generator.GeneratorCurveYieldInterpolated;
import com.opengamma.analytics.financial.curve.interestrate.generator.GeneratorYDCurve;
import com.opengamma.analytics.financial.datasets.CalendarGBP;
import com.opengamma.analytics.financial.forex.method.FXMatrix;
import com.opengamma.analytics.financial.instrument.InstrumentDefinition;
import com.opengamma.analytics.financial.instrument.NotionalProvider;
import com.opengamma.analytics.financial.instrument.annuity.AdjustedDateParameters;
import com.opengamma.analytics.financial.instrument.annuity.AnnuityCouponFixedDefinition;
import com.opengamma.analytics.financial.instrument.annuity.AnnuityDefinition;
import com.opengamma.analytics.financial.instrument.annuity.CompoundingMethod;
import com.opengamma.analytics.financial.instrument.annuity.FixedAnnuityDefinitionBuilder;
import com.opengamma.analytics.financial.instrument.annuity.FloatingAnnuityDefinitionBuilder;
import com.opengamma.analytics.financial.instrument.annuity.OffsetAdjustedDateParameters;
import com.opengamma.analytics.financial.instrument.annuity.OffsetType;
import com.opengamma.analytics.financial.instrument.cash.CashDefinition;
import com.opengamma.analytics.financial.instrument.index.GeneratorAttribute;
import com.opengamma.analytics.financial.instrument.index.GeneratorAttributeIR;
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.payment.CouponDefinition;
import com.opengamma.analytics.financial.instrument.payment.CouponFixedDefinition;
import com.opengamma.analytics.financial.instrument.payment.PaymentDefinition;
import com.opengamma.analytics.financial.instrument.swap.SwapCouponFixedCouponDefinition;
import com.opengamma.analytics.financial.instrument.swap.SwapFixedONDefinition;
import com.opengamma.analytics.financial.provider.calculator.discounting.ParSpreadMarketQuoteCurveSensitivityDiscountingCalculator;
import com.opengamma.analytics.financial.provider.calculator.discounting.ParSpreadMarketQuoteDiscountingCalculator;
import com.opengamma.analytics.financial.provider.calculator.generic.LastTimeCalculator;
import com.opengamma.analytics.financial.provider.curve.CurveBuildingBlockBundle;
import com.opengamma.analytics.financial.provider.curve.CurveCalibrationConventionDataSets;
import com.opengamma.analytics.financial.provider.curve.CurveCalibrationTestsUtils;
import com.opengamma.analytics.financial.provider.curve.multicurve.MulticurveDiscountBuildingRepository;
import com.opengamma.analytics.financial.provider.description.interestrate.MulticurveProviderDiscount;
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.BusinessDayConventionFactory;
import com.opengamma.financial.convention.calendar.Calendar;
import com.opengamma.financial.convention.rolldate.RollConvention;
import com.opengamma.timeseries.precise.zdt.ImmutableZonedDateTimeDoubleTimeSeries;
import com.opengamma.timeseries.precise.zdt.ZonedDateTimeDoubleTimeSeries;
import com.opengamma.util.ArgumentChecker;
import com.opengamma.util.money.Currency;
import com.opengamma.util.time.DateUtils;
import com.opengamma.util.tuple.Pair;
/**
* Curves calibration in GBP:
* DSCON-OIS/LIBOR6M-FRAIRS
* Recent market data. Standard instruments.
*/
public class GbpDatasetJuly16 {
private static final Interpolator1D INTERPOLATOR_LINEAR =
CombinedInterpolatorExtrapolatorFactory.getInterpolator(Interpolator1DFactory.LINEAR,
Interpolator1DFactory.FLAT_EXTRAPOLATOR, Interpolator1DFactory.FLAT_EXTRAPOLATOR);
private static final LastTimeCalculator MATURITY_CALCULATOR = LastTimeCalculator.getInstance();
private static final Calendar LON = new CalendarGBP("LON");
private static final Currency GBP = Currency.GBP;
private static final FXMatrix FX_MATRIX = new FXMatrix(GBP);
private static final double NOTIONAL = 1.0;
private static final NotionalProvider NOTIONAL_PROV = new NotionalProvider() {
@Override
public double getAmount(final LocalDate date) {
return NOTIONAL;
}
};
private static final GeneratorSwapFixedONMaster GENERATOR_OIS_MASTER = GeneratorSwapFixedONMaster.getInstance();
private static final GeneratorSwapFixedON GENERATOR_OIS_GBP = GENERATOR_OIS_MASTER.getGenerator("GBP1YSONIA", LON);
private static final IndexON GBPSONIA = GENERATOR_OIS_GBP.getIndex();
private static final AdjustedDateParameters ADJUSTED_DATE_ON =
new AdjustedDateParameters(LON, GENERATOR_OIS_GBP.getBusinessDayConvention());
private static final OffsetAdjustedDateParameters OFFSET_FIXING =
new OffsetAdjustedDateParameters(0, OffsetType.BUSINESS, LON, BusinessDayConventionFactory.of("Following"));
private static final String CURVE_NAME_DSC_GBP = "GBP-DSCON-OIS";
/** Data as of 16-Jul-2014 */
/** Market values for the curve with Central Bank meeting date OIS swaps */
private static final double[] BOE_MARKET_QUOTES =
new double[] {0.00455, 0.00468, 0.004988, 0.006238, 0.006475, 0.00675 };
/** Tenors for the dsc GBP curve */
private static final ZonedDateTime[] BOE_DATES = new ZonedDateTime[] {
DateUtils.getUTCDate(2014, 8, 7), DateUtils.getUTCDate(2014, 9, 4), DateUtils.getUTCDate(2014, 10, 9),
DateUtils.getUTCDate(2014, 11, 6), DateUtils.getUTCDate(2014, 12, 4), DateUtils.getUTCDate(2015, 1, 8),
DateUtils.getUTCDate(2015, 2, 5) };
private static final int NB_DATES = BOE_DATES.length;
/** Market values for curve with OIS swaps */
private static final double[] STD_MARKET_QUOTES = new double[] {0.004263,
0.004275, 0.00431, 0.004375, 0.004375, 0.004507,
0.004592, 0.004805, 0.005107, 0.005339, 0.00562,
0.005936, 0.006231, 0.006543, 0.006879, 0.007185};
/** Generators for the dsc GBP curve */
private static final GeneratorInstrument<? extends GeneratorAttribute>[] STD_GENERATORS =
CurveCalibrationConventionDataSets.generatorGbpOnOis(1, STD_MARKET_QUOTES.length - 1);
/** Tenors for the dsc GBP curve */
private static final Period[] STD_TENOR = new Period[] {
Period.ofDays(0), Period.ofDays(7), Period.ofDays(14), Period.ofDays(21), Period.ofMonths(1), Period.ofMonths(2),
Period.ofMonths(3), Period.ofMonths(4), Period.ofMonths(5), Period.ofMonths(6), Period.ofMonths(7),
Period.ofMonths(8), Period.ofMonths(9), Period.ofMonths(10), Period.ofMonths(11), Period.ofMonths(12)};
private static final GeneratorAttributeIR[] STD_ATTR = new GeneratorAttributeIR[STD_TENOR.length];
static {
for (int loopins = 0; loopins < 1; loopins++) {
STD_ATTR[loopins] = new GeneratorAttributeIR(STD_TENOR[loopins], Period.ofDays(0));
}
for (int loopins = 1; loopins < STD_TENOR.length; loopins++) {
STD_ATTR[loopins] = new GeneratorAttributeIR(STD_TENOR[loopins]);
}
}
/** Units of curves */
private static final int NB_UNITS = 1;
private static final int NB_BLOCKS = 1;
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_DATA = new MulticurveProviderDiscount(FX_MATRIX);
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<>();
static {
for (int loopblock = 0; loopblock < NB_BLOCKS; loopblock++) {
GENERATORS_UNITS[loopblock] = new GeneratorYDCurve[NB_UNITS][];
NAMES_UNITS[loopblock] = new String[NB_UNITS][];
}
final GeneratorYDCurve genIntLin = new GeneratorCurveYieldInterpolated(MATURITY_CALCULATOR, INTERPOLATOR_LINEAR);
GENERATORS_UNITS[0][0] = new GeneratorYDCurve[] {genIntLin };
NAMES_UNITS[0][0] = new String[] {CURVE_NAME_DSC_GBP };
DSC_MAP.put(CURVE_NAME_DSC_GBP, GBP);
FWD_ON_MAP.put(CURVE_NAME_DSC_GBP, new IndexON[] {GBPSONIA });
}
@SuppressWarnings({"unchecked", "rawtypes" })
public static InstrumentDefinition<?>[] getDefinitions(final double[] marketQuotes,
final GeneratorInstrument[] generators, final GeneratorAttribute[] attribute, final ZonedDateTime referenceDate) {
final InstrumentDefinition<?>[] definitions = new InstrumentDefinition<?>[marketQuotes.length];
for (int loopmv = 0; loopmv < marketQuotes.length; loopmv++) {
definitions[loopmv] = generators[loopmv].generateInstrument(referenceDate, marketQuotes[loopmv], NOTIONAL,
attribute[loopmv]);
}
return definitions;
}
/** Calculators */
private static final ParSpreadMarketQuoteDiscountingCalculator PSMQC =
ParSpreadMarketQuoteDiscountingCalculator.getInstance();
private static final ParSpreadMarketQuoteCurveSensitivityDiscountingCalculator PSMQCSC =
ParSpreadMarketQuoteCurveSensitivityDiscountingCalculator.getInstance();
private static final MulticurveDiscountBuildingRepository CURVE_BUILDING_REPOSITORY =
CurveCalibrationConventionDataSets.curveBuildingRepositoryMulticurve();
private static InstrumentDefinition<?>[] getDefinitionForFirstInstruments(ZonedDateTime calibrationDate,
ZonedDateTime firstStartDate, InstrumentDefinition<?>[] definitionsDsc) {
int howMany = 0;
for (int i = 0; i < definitionsDsc.length; ++i) {
if (definitionsDsc[i] instanceof CashDefinition) {
CashDefinition definition = (CashDefinition) definitionsDsc[i];
if (firstStartDate.isBefore(definition.getEndDate())) {
howMany = i + 1;
break;
}
} else if (definitionsDsc[i] instanceof SwapFixedONDefinition) {
SwapFixedONDefinition definition = (SwapFixedONDefinition) definitionsDsc[i];
if (firstStartDate.isBefore(
definition.getFirstLeg().getNthPayment(definition.getFirstLeg().getNumberOfPayments() - 1).
getPaymentDate())) {
howMany = i + 1;
break;
}
} else {
throw new OpenGammaRuntimeException("Instrument definition type not supported: "
+ definitionsDsc[i].getClass().getName());
}
}
return Arrays.copyOf(definitionsDsc, howMany);
}
/**
*/
public static Pair<MulticurveProviderDiscount, CurveBuildingBlockBundle> getBoeCurve(
ZonedDateTime calibrationDate) {
InstrumentDefinition<?>[][][] definitionsUnits = new InstrumentDefinition<?>[1][][];
InstrumentDefinition<?>[] definitionsBoe = generateOisSwaps(BOE_DATES, BOE_MARKET_QUOTES);
InstrumentDefinition<?>[] definitionsStdInstruments =
getDefinitionForFirstInstruments(calibrationDate, BOE_DATES[0],
getDefinitions(STD_MARKET_QUOTES, STD_GENERATORS, STD_ATTR, calibrationDate));
definitionsUnits[0] = new InstrumentDefinition<?>[][] {
(InstrumentDefinition<?>[]) ArrayUtils.addAll(definitionsStdInstruments, definitionsBoe)};
return CurveCalibrationTestsUtils.makeCurvesFromDefinitionsMulticurve(calibrationDate, definitionsUnits,
GENERATORS_UNITS[0], NAMES_UNITS[0], KNOWN_DATA, PSMQC, PSMQCSC, false, DSC_MAP, FWD_ON_MAP, FWD_IBOR_MAP,
CURVE_BUILDING_REPOSITORY, TS_FIXED_OIS_GBP_WITH_TODAY, TS_FIXED_OIS_GBP_WITHOUT_TODAY,
TS_FIXED_IBOR_GBP6M_WITH_LAST, TS_FIXED_IBOR_GBP6M_WITHOUT_LAST);
}
/**
*/
public static Pair<MulticurveProviderDiscount, CurveBuildingBlockBundle> getStandardCurve(
ZonedDateTime calibrationDate) {
InstrumentDefinition<?>[][][] definitionsUnits = new InstrumentDefinition<?>[1][][];
InstrumentDefinition<?>[] definitions =
getDefinitions(STD_MARKET_QUOTES, STD_GENERATORS, STD_ATTR, calibrationDate);
definitionsUnits[0] = new InstrumentDefinition<?>[][] {definitions };
return CurveCalibrationTestsUtils.makeCurvesFromDefinitionsMulticurve(calibrationDate, definitionsUnits,
GENERATORS_UNITS[0], NAMES_UNITS[0], KNOWN_DATA, PSMQC, PSMQCSC, false, DSC_MAP, FWD_ON_MAP, FWD_IBOR_MAP,
CURVE_BUILDING_REPOSITORY, TS_FIXED_OIS_GBP_WITH_TODAY, TS_FIXED_OIS_GBP_WITHOUT_TODAY,
TS_FIXED_IBOR_GBP6M_WITH_LAST, TS_FIXED_IBOR_GBP6M_WITHOUT_LAST);
}
/**
* Returns the array of overnight index used in the curve data set.
* @return The array: GBPSONIA
*/
public static IndexON[] indexONArray() {
return new IndexON[] {GBPSONIA };
}
/**
* Returns the array of calendars used in the curve data set.
* @return The array: NYC
*/
public static Calendar[] calendarArray() {
return new Calendar[] {LON };
}
/**
* Returns an array with one time series corresponding to the GBP SONIA fixing up to and including the last date.
* @return
*/
public static ZonedDateTimeDoubleTimeSeries fixingGbpSoniaWithLast() {
return TS_ON_GBP_WITH_TODAY;
}
/**
* Returns an array with one time series corresponding to the GBP SONIA fixing up to and including the last date.
* @return
*/
public static ZonedDateTimeDoubleTimeSeries fixingGbpSoniaWithoutLast() {
return TS_ON_GBP_WITHOUT_TODAY;
}
private static final ZonedDateTimeDoubleTimeSeries TS_EMPTY = ImmutableZonedDateTimeDoubleTimeSeries.ofEmptyUTC();
private static final ZonedDateTimeDoubleTimeSeries TS_ON_GBP_WITH_TODAY = ImmutableZonedDateTimeDoubleTimeSeries.ofUTC(
new ZonedDateTime[] {DateUtils.getUTCDate(2014, 7, 1), DateUtils.getUTCDate(2014, 7, 2), DateUtils.getUTCDate(2014, 7, 3), DateUtils.getUTCDate(2014, 7, 4),
DateUtils.getUTCDate(2014, 7, 7), DateUtils.getUTCDate(2014, 7, 8), DateUtils.getUTCDate(2014, 7, 9), DateUtils.getUTCDate(2014, 7, 10), DateUtils.getUTCDate(2014, 7, 11),
DateUtils.getUTCDate(2014, 7, 14), DateUtils.getUTCDate(2014, 7, 15), DateUtils.getUTCDate(2014, 7, 16), DateUtils.getUTCDate(2014, 7, 17), DateUtils.getUTCDate(2014, 7, 18),
DateUtils.getUTCDate(2014, 7, 21), DateUtils.getUTCDate(2014, 7, 22), DateUtils.getUTCDate(2014, 7, 23), DateUtils.getUTCDate(2014, 7, 24), DateUtils.getUTCDate(2014, 7, 25),
DateUtils.getUTCDate(2014, 7, 28) },
new double[] {0.002318, 0.002346, 0.002321, 0.002331,
0.002341, 0.002336, 0.002341, 0.002336, 0.002336,
0.002326, 0.002331, 0.002336, 0.002336, 0.002316,
0.002331, 0.002326, 0.002341, 0.002351, 0.002341,
0.002341 });
private static final ZonedDateTimeDoubleTimeSeries TS_ON_GBP_WITHOUT_TODAY = ImmutableZonedDateTimeDoubleTimeSeries.ofUTC(
new ZonedDateTime[] {DateUtils.getUTCDate(2014, 7, 1), DateUtils.getUTCDate(2014, 7, 2), DateUtils.getUTCDate(2014, 7, 3), DateUtils.getUTCDate(2014, 7, 4),
DateUtils.getUTCDate(2014, 7, 7), DateUtils.getUTCDate(2014, 7, 8), DateUtils.getUTCDate(2014, 7, 9), DateUtils.getUTCDate(2014, 7, 10), DateUtils.getUTCDate(2014, 7, 11),
DateUtils.getUTCDate(2014, 7, 14), DateUtils.getUTCDate(2014, 7, 15), DateUtils.getUTCDate(2014, 7, 16), DateUtils.getUTCDate(2014, 7, 17), DateUtils.getUTCDate(2014, 7, 18),
DateUtils.getUTCDate(2014, 7, 21), DateUtils.getUTCDate(2014, 7, 22), DateUtils.getUTCDate(2014, 7, 23), DateUtils.getUTCDate(2014, 7, 24), DateUtils.getUTCDate(2014, 7, 25) },
new double[] {0.002318, 0.002346, 0.002321, 0.002331,
0.002341, 0.002336, 0.002341, 0.002336, 0.002336,
0.002326, 0.002331, 0.002336, 0.002336, 0.002316,
0.002331, 0.002326, 0.002341, 0.002351, 0.002341 });
private static final ZonedDateTimeDoubleTimeSeries[] TS_FIXED_OIS_GBP_WITH_TODAY = new ZonedDateTimeDoubleTimeSeries[] {TS_EMPTY, TS_ON_GBP_WITH_TODAY };
private static final ZonedDateTimeDoubleTimeSeries[] TS_FIXED_OIS_GBP_WITHOUT_TODAY = new ZonedDateTimeDoubleTimeSeries[] {TS_EMPTY, TS_ON_GBP_WITHOUT_TODAY };
private static final ZonedDateTimeDoubleTimeSeries TS_IBOR_GBP6M_WITH_LAST = ImmutableZonedDateTimeDoubleTimeSeries.ofUTC(
new ZonedDateTime[] {DateUtils.getUTCDate(2014, 7, 1), DateUtils.getUTCDate(2014, 7, 2), DateUtils.getUTCDate(2014, 7, 3), DateUtils.getUTCDate(2014, 7, 4),
DateUtils.getUTCDate(2014, 7, 7), DateUtils.getUTCDate(2014, 7, 8), DateUtils.getUTCDate(2014, 7, 9), DateUtils.getUTCDate(2014, 7, 10), DateUtils.getUTCDate(2014, 7, 11),
DateUtils.getUTCDate(2014, 7, 14), DateUtils.getUTCDate(2014, 7, 15), DateUtils.getUTCDate(2014, 7, 16), DateUtils.getUTCDate(2014, 7, 17), DateUtils.getUTCDate(2014, 7, 18),
DateUtils.getUTCDate(2014, 7, 21), DateUtils.getUTCDate(2014, 7, 22), DateUtils.getUTCDate(2014, 7, 23), DateUtils.getUTCDate(2014, 7, 24), DateUtils.getUTCDate(2014, 7, 25),
DateUtils.getUTCDate(2014, 7, 28) },
new double[] {0.002318, 0.002346, 0.002321, 0.002331,
0.002341, 0.002336, 0.002341, 0.002336, 0.002336,
0.002326, 0.002331, 0.002336, 0.002336, 0.002316,
0.002331, 0.002326, 0.002341, 0.002351, 0.002341,
0.002341 });
private static final ZonedDateTimeDoubleTimeSeries TS_IBOR_GBP6M_WITHOUT_LAST = ImmutableZonedDateTimeDoubleTimeSeries.ofUTC(
new ZonedDateTime[] {DateUtils.getUTCDate(2014, 7, 1), DateUtils.getUTCDate(2014, 7, 2), DateUtils.getUTCDate(2014, 7, 3), DateUtils.getUTCDate(2014, 7, 4),
DateUtils.getUTCDate(2014, 7, 7), DateUtils.getUTCDate(2014, 7, 8), DateUtils.getUTCDate(2014, 7, 9), DateUtils.getUTCDate(2014, 7, 10), DateUtils.getUTCDate(2014, 7, 11),
DateUtils.getUTCDate(2014, 7, 14), DateUtils.getUTCDate(2014, 7, 15), DateUtils.getUTCDate(2014, 7, 16), DateUtils.getUTCDate(2014, 7, 17), DateUtils.getUTCDate(2014, 7, 18),
DateUtils.getUTCDate(2014, 7, 21), DateUtils.getUTCDate(2014, 7, 22), DateUtils.getUTCDate(2014, 7, 23), DateUtils.getUTCDate(2014, 7, 24), DateUtils.getUTCDate(2014, 7, 25) },
new double[] {0.002318, 0.002346, 0.002321, 0.002331,
0.002341, 0.002336, 0.002341, 0.002336, 0.002336,
0.002326, 0.002331, 0.002336, 0.002336, 0.002316,
0.002331, 0.002326, 0.002341, 0.002351, 0.002341 });
private static final ZonedDateTimeDoubleTimeSeries[] TS_FIXED_IBOR_GBP6M_WITH_LAST = new ZonedDateTimeDoubleTimeSeries[] {TS_IBOR_GBP6M_WITH_LAST };
private static final ZonedDateTimeDoubleTimeSeries[] TS_FIXED_IBOR_GBP6M_WITHOUT_LAST = new ZonedDateTimeDoubleTimeSeries[] {TS_IBOR_GBP6M_WITHOUT_LAST };
@SuppressWarnings("unchecked")
private static InstrumentDefinition<?>[] generateOisSwaps(ZonedDateTime[] dates, double[] fixedRate) {
ArgumentChecker.isTrue(dates.length == fixedRate.length + 1, "dates and rate lengths not compatible");
int nbSwap = dates.length - 1;
SwapCouponFixedCouponDefinition[] swap = new SwapCouponFixedCouponDefinition[nbSwap];
for (int loopimm = 0; loopimm < nbSwap; loopimm++) {
PaymentDefinition[] cpn = new FixedAnnuityDefinitionBuilder().
payer(true).
currency(GBP).
notional(NOTIONAL_PROV).
startDate(dates[loopimm].toLocalDate()).
endDate(dates[loopimm + 1].toLocalDate()).
dayCount(GBPSONIA.getDayCount()).
accrualPeriodFrequency(GENERATOR_OIS_GBP.getLegsPeriod()).
rate(fixedRate[loopimm]).
accrualPeriodParameters(ADJUSTED_DATE_ON).
build().getPayments();
CouponFixedDefinition[] cpnFixed = new CouponFixedDefinition[cpn.length];
for (int loopcpn = 0; loopcpn < cpn.length; loopcpn++) {
cpnFixed[loopcpn] = (CouponFixedDefinition) cpn[loopcpn];
}
AnnuityCouponFixedDefinition fixedLegDefinition = new AnnuityCouponFixedDefinition(cpnFixed, LON);
AnnuityDefinition<? extends CouponDefinition> onLegDefinition = (AnnuityDefinition<? extends CouponDefinition>)
new FloatingAnnuityDefinitionBuilder().
payer(false).
notional(NOTIONAL_PROV).
startDate(dates[loopimm].toLocalDate()).
endDate(dates[loopimm + 1].toLocalDate()).
index(GBPSONIA).
accrualPeriodFrequency(GENERATOR_OIS_GBP.getLegsPeriod()).
rollDateAdjuster(RollConvention.NONE.getRollDateAdjuster(0)).
resetDateAdjustmentParameters(ADJUSTED_DATE_ON).
accrualPeriodParameters(ADJUSTED_DATE_ON).
dayCount(GBPSONIA.getDayCount()).
fixingDateAdjustmentParameters(OFFSET_FIXING).
currency(GBP).
compoundingMethod(CompoundingMethod.FLAT).
build();
swap[loopimm] = new SwapCouponFixedCouponDefinition(fixedLegDefinition, onLegDefinition);
}
return swap;
}
}