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com.opengamma.strata.pricer.ZeroRatePeriodicDiscountFactors.discountFactorWithSpread()方法的使用及代码示例

转载 作者:知者 更新时间:2024-03-13 11:13:41 27 4
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本文整理了Java中com.opengamma.strata.pricer.ZeroRatePeriodicDiscountFactors.discountFactorWithSpread()方法的一些代码示例,展示了ZeroRatePeriodicDiscountFactors.discountFactorWithSpread()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。ZeroRatePeriodicDiscountFactors.discountFactorWithSpread()方法的具体详情如下:
包路径:com.opengamma.strata.pricer.ZeroRatePeriodicDiscountFactors
类名称:ZeroRatePeriodicDiscountFactors
方法名:discountFactorWithSpread

ZeroRatePeriodicDiscountFactors.discountFactorWithSpread介绍

暂无

代码示例

代码示例来源:origin: OpenGamma/Strata

public void test_discountFactorWithSpread_smallYearFraction() {
 ZeroRatePeriodicDiscountFactors test = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, CURVE);
 assertEquals(test.discountFactorWithSpread(DATE_VAL, SPREAD, PERIODIC, 1), 1d, TOLERANCE_DF);
}

代码示例来源:origin: OpenGamma/Strata

@Override
public ZeroRateSensitivity zeroRatePointSensitivityWithSpread(
  double yearFraction,
  Currency sensitivityCurrency,
  double zSpread,
  CompoundedRateType compoundedRateType,
  int periodPerYear) {
 if (Math.abs(yearFraction) < EFFECTIVE_ZERO) {
  return ZeroRateSensitivity.of(currency, yearFraction, sensitivityCurrency, 0);
 }
 if (compoundedRateType.equals(CompoundedRateType.CONTINUOUS)) {
  double discountFactor = discountFactorWithSpread(yearFraction, zSpread, compoundedRateType, periodPerYear);
  return ZeroRateSensitivity.of(currency, yearFraction, sensitivityCurrency, -discountFactor * yearFraction);
 }
 double df = discountFactor(yearFraction);
 double df2 = Math.pow(df, -1.0 / (yearFraction * periodPerYear));
 double df3 = df2 + zSpread / periodPerYear;
 double ddfSdz = -yearFraction * Math.pow(df3, -yearFraction * periodPerYear - 1) * df2;
 return ZeroRateSensitivity.of(currency, yearFraction, sensitivityCurrency, ddfSdz);
}

代码示例来源:origin: OpenGamma/Strata

public void test_discountFactorWithSpread_periodic() {
 int periodPerYear = 4;
 ZeroRatePeriodicDiscountFactors test = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, CURVE);
 double relativeYearFraction = ACT_365F.relativeYearFraction(DATE_VAL, DATE_AFTER);
 double discountFactorBase = test.discountFactor(DATE_AFTER);
 double onePlus = Math.pow(discountFactorBase, -1.0d / (periodPerYear * relativeYearFraction));
 double expected = Math.pow(onePlus + SPREAD / periodPerYear, -periodPerYear * relativeYearFraction);
 assertEquals(test.discountFactorWithSpread(DATE_AFTER, SPREAD, PERIODIC, periodPerYear), expected, TOLERANCE_DF);
}

代码示例来源:origin: OpenGamma/Strata

public void test_discountFactorWithSpread_continuous() {
 ZeroRatePeriodicDiscountFactors test = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, CURVE);
 double relativeYearFraction = ACT_365F.relativeYearFraction(DATE_VAL, DATE_AFTER);
 double df = test.discountFactor(DATE_AFTER);
 double expected = df * Math.exp(-SPREAD * relativeYearFraction);
 assertEquals(test.discountFactorWithSpread(DATE_AFTER, SPREAD, CONTINUOUS, 0), expected, TOLERANCE_DF);
}

代码示例来源:origin: OpenGamma/Strata

public void test_zeroRatePointSensitivityWithSpread_continous() {
 ZeroRatePeriodicDiscountFactors test = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, CURVE);
 double relativeYearFraction = ACT_365F.relativeYearFraction(DATE_VAL, DATE_AFTER);
 double df = test.discountFactorWithSpread(DATE_AFTER, SPREAD, CONTINUOUS, 0);
 ZeroRateSensitivity expected = ZeroRateSensitivity.of(GBP, relativeYearFraction, -df * relativeYearFraction);
 ZeroRateSensitivity computed = test.zeroRatePointSensitivityWithSpread(DATE_AFTER, SPREAD, CONTINUOUS, 0);
 assertTrue(computed.compareKey(expected) == 0);
 assertEquals(computed.getSensitivity(), expected.getSensitivity(), TOLERANCE_DELTA);
}

代码示例来源:origin: OpenGamma/Strata

public void test_zeroRatePointSensitivityWithSpread_sensitivityCurrency_continous() {
 ZeroRatePeriodicDiscountFactors test = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, CURVE);
 double relativeYearFraction = ACT_365F.relativeYearFraction(DATE_VAL, DATE_AFTER);
 double df = test.discountFactorWithSpread(DATE_AFTER, SPREAD, CONTINUOUS, 0);
 ZeroRateSensitivity expected = ZeroRateSensitivity.of(GBP, relativeYearFraction, USD, -df * relativeYearFraction);
 ZeroRateSensitivity computed = test.zeroRatePointSensitivityWithSpread(DATE_AFTER, USD, SPREAD, CONTINUOUS, 0);
 assertTrue(computed.compareKey(expected) == 0);
 assertEquals(computed.getSensitivity(), expected.getSensitivity(), TOLERANCE_DELTA);
}

代码示例来源:origin: OpenGamma/Strata

public void test_parameterSensitivity_withSpread_full() {
 int periodPerYear = 2;
 double spread = 0.0011; // 11 bp
 ZeroRatePeriodicDiscountFactors test = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, CURVE);
 double sensiValue = 25d;
 ZeroRateSensitivity point = test.zeroRatePointSensitivityWithSpread(DATE_AFTER, spread, PERIODIC, periodPerYear);
 point = point.multipliedBy(sensiValue);
 CurrencyParameterSensitivities sensiObject = test.parameterSensitivity(point);
 assertEquals(sensiObject.getSensitivities().size(), 1);
 DoubleArray sensi0 =  sensiObject.getSensitivities().get(0).getSensitivity();
 double shift = 1.0E-6;
 for (int i = 0; i < X.size(); i++) {
  DoubleArray yP = Y.with(i, Y.get(i) + shift);
  InterpolatedNodalCurve curveP =
    InterpolatedNodalCurve.of(META_ZERO_PERIODIC, X, yP, INTERPOLATOR);
  double dfP = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, curveP)
    .discountFactorWithSpread(DATE_AFTER, spread, PERIODIC, periodPerYear);
  DoubleArray yM = Y.with(i, Y.get(i) - shift);
  InterpolatedNodalCurve curveM =
    InterpolatedNodalCurve.of(META_ZERO_PERIODIC, X, yM, INTERPOLATOR);
  double dfM = ZeroRatePeriodicDiscountFactors.of(GBP, DATE_VAL, curveM)
    .discountFactorWithSpread(DATE_AFTER, spread, PERIODIC, periodPerYear);
  assertEquals(sensi0.get(i), sensiValue * (dfP - dfM) / (2 * shift), TOLERANCE_DELTA_FD, "With spread - " + i);
 }    
}

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