public virtual void requirementsNoConfigForPair()
{
FxRateMarketDataFunction function = new FxRateMarketDataFunction();
CurrencyPair gbpUsd = CurrencyPair.of(Currency.GBP, Currency.USD);
assertThat(function.requirements(FxRateId.of(gbpUsd), config())).isEqualTo(MarketDataRequirements.empty());
}
public virtual void nonConventionPair()
{
IDictionary <CurrencyPair, QuoteId> ratesMap = ImmutableMap.of(CurrencyPair.of(Currency.USD, Currency.EUR), QUOTE_KEY);
string regex = "Currency pairs must be quoted using market conventions but USD/EUR is not";
assertThrowsIllegalArg(() => FxRateConfig.builder().observableRates(ratesMap).build(), regex);
assertThrowsIllegalArg(() => FxRateConfig.of(ratesMap), regex);
}
public virtual void buildNoConfigForPair()
{
FxRateMarketDataFunction function = new FxRateMarketDataFunction();
string regex = "No FX rate configuration available for GBP/USD";
CurrencyPair gbpUsd = CurrencyPair.of(Currency.GBP, Currency.USD);
assertThrowsIllegalArg(() => function.build(FxRateId.of(gbpUsd), config(), ScenarioMarketData.empty(), REF_DATA), regex);
}
private static FxIndex parseFxIndex(CsvRow row)
{
string name = row.getField(NAME_FIELD);
Currency baseCurrency = Currency.parse(row.getField(BASE_CURRENCY_FIELD));
Currency counterCurrency = Currency.parse(row.getField(COUNTER_CURRENCY_FIELD));
HolidayCalendarId fixingCal = HolidayCalendarId.of(row.getField(FIXING_CALENDAR_FIELD));
int maturityDays = int.Parse(row.getField(MATURITY_DAYS_FIELD));
HolidayCalendarId maturityCal = HolidayCalendarId.of(row.getField(MATURITY_CALENDAR_FIELD));
// build result
return(ImmutableFxIndex.builder().name(name).currencyPair(CurrencyPair.of(baseCurrency, counterCurrency)).fixingCalendar(fixingCal).maturityDateOffset(DaysAdjustment.ofBusinessDays(maturityDays, maturityCal)).build());
}
//-------------------------------------------------------------------------
/// <summary>
/// Creates an {@code ResolvedFxSingle} from two equivalent payments in different currencies.
/// <para>
/// The payments must be of the correct type, one pay and one receive.
/// The currencies of the payments must differ.
/// </para>
/// <para>
/// This factory identifies the currency pair of the exchange and assigns the payments
/// to match the base or counter currency of the standardized currency pair.
/// For example, a EUR/USD exchange always has EUR as the base payment and USD as the counter payment.
///
/// </para>
/// </summary>
/// <param name="payment1"> the first payment </param>
/// <param name="payment2"> the second payment </param>
/// <returns> the resolved foreign exchange transaction </returns>
public static ResolvedFxSingle of(Payment payment1, Payment payment2)
{
CurrencyPair pair = CurrencyPair.of(payment2.Currency, payment1.Currency);
if (pair.Conventional)
{
return(new ResolvedFxSingle(payment2, payment1));
}
else
{
return(new ResolvedFxSingle(payment1, payment2));
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @ImmutablePreBuild private static void preBuild(Builder builder)
private static void preBuild(Builder builder)
{
// swap order to be base/counter if reverse is conventional
// this handled deserialization where the base/counter rules differ from those applicable at serialization
Payment @base = builder.baseCurrencyPayment;
Payment counter = builder.counterCurrencyPayment;
CurrencyPair pair = CurrencyPair.of(counter.Currency, @base.Currency);
if (pair.Conventional)
{
builder.baseCurrencyPayment = counter;
builder.counterCurrencyPayment = @base;
}
}
// internal method where adjustment may be null
private static FxSingle create(Payment payment1, Payment payment2, BusinessDayAdjustment paymentDateAdjustment)
{
ArgChecker.notNull(payment1, "payment1");
ArgChecker.notNull(payment2, "payment2");
CurrencyPair pair = CurrencyPair.of(payment1.Currency, payment2.Currency);
if (pair.Conventional)
{
return(new FxSingle(payment1, payment2, paymentDateAdjustment));
}
else
{
return(new FxSingle(payment2, payment1, paymentDateAdjustment));
}
}
//-------------------------------------------------------------------------
public virtual void coverage()
{
BlackFxOptionInterpolatedNodalSurfaceVolatilitiesSpecification test1 = BlackFxOptionInterpolatedNodalSurfaceVolatilitiesSpecification.builder().name(VOL_NAME).currencyPair(GBP_USD).dayCount(ACT_365F).nodes(NODES).timeInterpolator(PCHIP).timeExtrapolatorLeft(LINEAR).timeExtrapolatorRight(LINEAR).strikeInterpolator(PCHIP).strikeExtrapolatorLeft(LINEAR).strikeExtrapolatorRight(LINEAR).build();
coverImmutableBean(test1);
CurrencyPair eurUsd = CurrencyPair.of(EUR, USD);
ImmutableList.Builder <FxOptionVolatilitiesNode> nodeBuilder = ImmutableList.builder();
for (int i = 0; i < TENORS.Count; ++i)
{
for (int j = 0; j < STRIKES.Count; ++j)
{
QuoteId quoteId = QuoteId.of(StandardId.of("OG", eurUsd.ToString() + "_" + TENORS[i].ToString() + "_" + STRIKES[j]));
nodeBuilder.add(FxOptionVolatilitiesNode.of(eurUsd, SPOT_OFFSET, BDA, ValueType.BLACK_VOLATILITY, quoteId, TENORS[i], SimpleStrike.of(STRIKES[j])));
}
}
BlackFxOptionInterpolatedNodalSurfaceVolatilitiesSpecification test2 = BlackFxOptionInterpolatedNodalSurfaceVolatilitiesSpecification.builder().name(FxOptionVolatilitiesName.of("other")).currencyPair(eurUsd).dayCount(ACT_360).nodes(nodeBuilder.build()).timeInterpolator(DOUBLE_QUADRATIC).strikeInterpolator(DOUBLE_QUADRATIC).build();
coverBeanEquals(test1, test2);
}
//-------------------------------------------------------------------------
/// <summary>
/// Returns requirements specifying the market data the function needs to perform its calculations.
/// </summary>
/// <param name="refData"> the reference data </param>
/// <returns> requirements specifying the market data the function needs to perform its calculations </returns>
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @SuppressWarnings("unchecked") public com.opengamma.strata.calc.marketdata.MarketDataRequirements requirements(com.opengamma.strata.basics.ReferenceData refData)
public MarketDataRequirements requirements(ReferenceData refData)
{
// determine market data requirements of the function
FunctionRequirements functionRequirements = function.requirements(target, Measures, parameters, refData);
ObservableSource obsSource = functionRequirements.ObservableSource;
// convert function requirements to market data requirements
MarketDataRequirementsBuilder requirementsBuilder = MarketDataRequirements.builder();
foreach (ObservableId id in functionRequirements.TimeSeriesRequirements)
{
requirementsBuilder.addTimeSeries(id.withObservableSource(obsSource));
}
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: for (com.opengamma.strata.data.MarketDataId<?> id : functionRequirements.getValueRequirements())
foreach (MarketDataId <object> id in functionRequirements.ValueRequirements)
{
if (id is ObservableId)
{
requirementsBuilder.addValues(((ObservableId)id).withObservableSource(obsSource));
}
else
{
requirementsBuilder.addValues(id);
}
}
// add requirements for the FX rates needed to convert the output values into the reporting currency
foreach (CalculationTaskCell cell in cells)
{
if (cell.Measure.CurrencyConvertible && !cell.ReportingCurrency.None)
{
Currency reportingCurrency = cell.reportingCurrency(this, refData);
//JAVA TO C# CONVERTER TODO TASK: Most Java stream collectors are not converted by Java to C# Converter:
IList <MarketDataId <FxRate> > fxRateIds = functionRequirements.OutputCurrencies.Where(outputCurrency => !outputCurrency.Equals(reportingCurrency)).Select(outputCurrency => CurrencyPair.of(outputCurrency, reportingCurrency)).Select(pair => FxRateId.of(pair, obsSource)).collect(toImmutableList());
requirementsBuilder.addValues(fxRateIds);
}
}
return(requirementsBuilder.build());
}
/// <summary>
/// Returns an array of FX rates for a currency pair.
/// <para>
/// The rates are the rates from the base currency to the counter currency
/// as defined by this formula: {@code (1 * baseCurrency = fxRate * counterCurrency)}.
///
/// </para>
/// </summary>
/// <param name="base"> the base currency of the pair </param>
/// <param name="counter"> the counter currency of the pair </param>
/// <param name="rates"> the FX rates for the currency pair </param>
/// <returns> an array of FX rates for a currency pair </returns>
public static FxRateScenarioArray of(Currency @base, Currency counter, DoubleArray rates)
{
return(new FxRateScenarioArray(CurrencyPair.of(@base, counter), rates));
}
/// <summary>
/// Obtains an instance representing the FX rate for a currency pair, specifying the source.
/// </summary>
/// <param name="base"> the base currency of the pair </param>
/// <param name="counter"> the counter currency of the pair </param>
/// <param name="observableSource"> the source of the observable market data used to create the rate </param>
/// <returns> an ID for the FX rate for the currency pair </returns>
public static FxRateId of(Currency @base, Currency counter, ObservableSource observableSource)
{
return(new FxRateId(CurrencyPair.of(@base, counter), observableSource));
}
public virtual void missingPair()
{
assertThat(config().getObservableRateKey(CurrencyPair.of(Currency.GBP, Currency.USD))).Empty;
}
/// <summary>
/// Constructs the synthetic market data from an existing rates provider and the configuration of the new curves.
/// </summary>
/// <param name="group"> the curve group definition for the synthetic curves and instruments </param>
/// <param name="inputProvider"> the input rates provider </param>
/// <param name="refData"> the reference data, used to resolve the trades </param>
/// <returns> the market data </returns>
public ImmutableMarketData marketData(RatesCurveGroupDefinition group, RatesProvider inputProvider, ReferenceData refData)
{
// Retrieve the set of required indices and the list of required currencies
ISet <Index> indicesRequired = new HashSet <Index>();
IList <Currency> ccyRequired = new List <Currency>();
foreach (RatesCurveGroupEntry entry in group.Entries)
{
indicesRequired.addAll(entry.Indices);
((IList <Currency>)ccyRequired).AddRange(entry.DiscountCurrencies);
}
// Retrieve the required time series if present in the original provider
IDictionary <IndexQuoteId, LocalDateDoubleTimeSeries> ts = new Dictionary <IndexQuoteId, LocalDateDoubleTimeSeries>();
foreach (Index idx in Sets.intersection(inputProvider.TimeSeriesIndices, indicesRequired))
{
ts[IndexQuoteId.of(idx)] = inputProvider.timeSeries(idx);
}
LocalDate valuationDate = inputProvider.ValuationDate;
ImmutableList <CurveDefinition> curveGroups = group.CurveDefinitions;
// Create fake market quotes of 0, only to be able to generate trades
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: java.util.Map<com.opengamma.strata.data.MarketDataId<?>, double> mapId0 = new java.util.HashMap<>();
IDictionary <MarketDataId <object>, double> mapId0 = new Dictionary <MarketDataId <object>, double>();
foreach (CurveDefinition entry in curveGroups)
{
ImmutableList <CurveNode> nodes = entry.Nodes;
for (int i = 0; i < nodes.size(); i++)
{
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: for (com.opengamma.strata.data.MarketDataId<?> key : nodes.get(i).requirements())
foreach (MarketDataId <object> key in nodes.get(i).requirements())
{
mapId0[key] = 0.0d;
}
}
}
ImmutableMarketData marketQuotes0 = ImmutableMarketData.of(valuationDate, mapId0);
// Generate market quotes from the trades
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: java.util.Map<com.opengamma.strata.data.MarketDataId<?>, Object> mapIdSy = new java.util.HashMap<>();
IDictionary <MarketDataId <object>, object> mapIdSy = new Dictionary <MarketDataId <object>, object>();
foreach (CurveDefinition entry in curveGroups)
{
ImmutableList <CurveNode> nodes = entry.Nodes;
foreach (CurveNode node in nodes)
{
ResolvedTrade trade = node.resolvedTrade(1d, marketQuotes0, refData);
double mq = measures.value(trade, inputProvider);
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: com.opengamma.strata.data.MarketDataId<?> k = node.requirements().iterator().next();
MarketDataId <object> k = node.requirements().GetEnumerator().next();
mapIdSy[k] = mq;
}
}
// Generate quotes for FX pairs. The first currency is arbitrarily selected as starting point.
// The crosses are automatically generated by the MarketDataFxRateProvider used in calibration.
for (int loopccy = 1; loopccy < ccyRequired.Count; loopccy++)
{
CurrencyPair ccyPair = CurrencyPair.of(ccyRequired[0], ccyRequired[loopccy]);
FxRateId fxId = FxRateId.of(ccyPair);
mapIdSy[fxId] = FxRate.of(ccyPair, inputProvider.fxRate(ccyPair));
}
return(ImmutableMarketData.builder(valuationDate).addValueMap(mapIdSy).addTimeSeriesMap(ts).build());
}
