private FxSingle parseLeg(XmlElement legEl, FpmlDocument document, TradeInfoBuilder tradeInfoBuilder)
{
// supported elements:
// 'exchangedCurrency1/paymentAmount'
// 'exchangedCurrency2/paymentAmount'
// 'valueDate'
// ignored elements:
// 'dealtCurrency?'
// 'exchangeRate'
// rejected elements:
// 'nonDeliverableSettlement?'
// 'currency1ValueDate'
// 'currency2ValueDate'
document.validateNotPresent(legEl, "currency1ValueDate");
document.validateNotPresent(legEl, "currency2ValueDate");
document.validateNotPresent(legEl, "nonDeliverableSettlement");
XmlElement curr1El = legEl.getChild("exchangedCurrency1");
XmlElement curr2El = legEl.getChild("exchangedCurrency2");
// pay/receive and counterparty
PayReceive curr1PayReceive = document.parsePayerReceiver(curr1El, tradeInfoBuilder);
PayReceive curr2PayReceive = document.parsePayerReceiver(curr2El, tradeInfoBuilder);
if (curr1PayReceive == curr2PayReceive)
{
throw new FpmlParseException("FX single leg currencies must not have same Pay/Receive direction");
}
// amount
CurrencyAmount curr1Amount = document.parseCurrencyAmount(curr1El.getChild("paymentAmount"));
CurrencyAmount curr2Amount = document.parseCurrencyAmount(curr2El.getChild("paymentAmount"));
if (curr1PayReceive == PayReceive.PAY)
{
curr1Amount = curr1Amount.negative();
curr2Amount = curr2Amount.positive();
}
else
{
curr1Amount = curr1Amount.positive();
curr2Amount = curr2Amount.negative();
}
// payment date
LocalDate valueDate = document.parseDate(legEl.getChild("valueDate"));
// result
return(FxSingle.of(curr1Amount, curr2Amount, valueDate));
}
//-------------------------------------------------------------------------
public Trade parseTrade(FpmlDocument document, XmlElement tradeEl)
{
// supported elements:
// 'payerPartyReference'
// 'receiverPartyReference'
// 'startDate'
// 'maturityDate'
// 'principal'
// 'fixedRate'
// 'dayCountFraction'
// ignored elements:
// 'payerAccountReference?'
// 'receiverAccountReference?'
// 'interest?'
// rejected elements:
// 'features?'
// 'payment*'
TradeInfoBuilder tradeInfoBuilder = document.parseTradeInfo(tradeEl);
XmlElement termEl = tradeEl.getChild("termDeposit");
document.validateNotPresent(termEl, "features");
document.validateNotPresent(termEl, "payment");
TermDeposit.Builder termBuilder = TermDeposit.builder();
// pay/receive and counterparty
PayReceive payReceive = document.parsePayerReceiver(termEl, tradeInfoBuilder);
termBuilder.buySell(BuySell.ofBuy(payReceive.Pay));
// start date
termBuilder.startDate(document.parseDate(termEl.getChild("startDate")));
// maturity date
termBuilder.endDate(document.parseDate(termEl.getChild("maturityDate")));
// principal
CurrencyAmount principal = document.parseCurrencyAmount(termEl.getChild("principal"));
termBuilder.currency(principal.Currency);
termBuilder.notional(principal.Amount);
// fixed rate
termBuilder.rate(document.parseDecimal(termEl.getChild("fixedRate")));
// day count
termBuilder.dayCount(document.parseDayCountFraction(termEl.getChild("dayCountFraction")));
return(TermDepositTrade.builder().info(tradeInfoBuilder.build()).product(termBuilder.build()).build());
}
// parses the CDS
internal Trade parseCds(FpmlDocument document, XmlElement tradeEl, TradeInfoBuilder tradeInfoBuilder)
{
XmlElement cdsEl = tradeEl.getChild("creditDefaultSwap");
XmlElement generalTermsEl = cdsEl.getChild("generalTerms");
XmlElement feeLegEl = cdsEl.getChild("feeLeg");
document.validateNotPresent(generalTermsEl, "basketReferenceInformation");
document.validateNotPresent(feeLegEl, "singlePayment");
BuySell buySell = document.parseBuyerSeller(generalTermsEl, tradeInfoBuilder);
// effective and termination date are optional in FpML but mandatory for Strata
AdjustableDate effectiveDate = document.parseAdjustableDate(generalTermsEl.getChild("effectiveDate"));
AdjustableDate terminationDate = document.parseAdjustableDate(generalTermsEl.getChild("scheduledTerminationDate"));
BusinessDayAdjustment bda = generalTermsEl.findChild("dateAdjustments").map(el => document.parseBusinessDayAdjustments(el)).orElse(BusinessDayAdjustment.NONE);
PeriodicSchedule.Builder scheduleBuilder = PeriodicSchedule.builder().startDate(effectiveDate.Unadjusted).startDateBusinessDayAdjustment(effectiveDate.Adjustment).endDate(terminationDate.Unadjusted).endDateBusinessDayAdjustment(terminationDate.Adjustment).businessDayAdjustment(bda);
// an upfront fee
Optional <XmlElement> initialPaymentOptEl = feeLegEl.findChild("initialPayment");
AdjustablePayment upfrontFee = null;
if (initialPaymentOptEl.Present)
{
XmlElement initialPaymentEl = initialPaymentOptEl.get();
PayReceive payRec = document.parsePayerReceiver(initialPaymentEl, tradeInfoBuilder);
CurrencyAmount amount = document.parseCurrencyAmount(initialPaymentEl.getChild("paymentAmount"));
LocalDate date = initialPaymentEl.findChild("adjustablePaymentDate").map(el => document.parseDate(el)).orElse(effectiveDate.Unadjusted);
AdjustableDate adjDate = AdjustableDate.of(date, bda);
upfrontFee = payRec.Pay ? AdjustablePayment.ofPay(amount, adjDate) : AdjustablePayment.ofReceive(amount, adjDate);
}
// we require a periodicPayment and fixedAmountCalculation
XmlElement periodicPaymentEl = feeLegEl.getChild("periodicPayment");
scheduleBuilder.frequency(periodicPaymentEl.findChild("paymentFrequency").map(el => document.parseFrequency(el)).orElse(Frequency.P3M));
periodicPaymentEl.findChild("firstPaymentDate").ifPresent(el => scheduleBuilder.firstRegularStartDate(document.parseDate(el)));
periodicPaymentEl.findChild("firstPeriodStartDate").ifPresent(el => scheduleBuilder.overrideStartDate(AdjustableDate.of(document.parseDate(el))));
periodicPaymentEl.findChild("lastRegularPaymentDate").ifPresent(el => scheduleBuilder.lastRegularEndDate(document.parseDate(el)));
scheduleBuilder.rollConvention(periodicPaymentEl.findChild("rollConvention").map(el => document.convertRollConvention(el.Content)).orElse(null));
XmlElement fixedAmountCalcEl = periodicPaymentEl.getChild("fixedAmountCalculation");
double fixedRate = document.parseDecimal(fixedAmountCalcEl.getChild("fixedRate"));
DayCount dayCount = fixedAmountCalcEl.findChild("dayCountFraction").map(el => document.parseDayCountFraction(el)).orElse(DayCounts.ACT_360);
// handle a single protectionTerms element
XmlElement protectionTermEl = cdsEl.getChild("protectionTerms");
CurrencyAmount notional = document.parseCurrencyAmount(protectionTermEl.getChild("calculationAmount"));
// single name CDS
Optional <XmlElement> singleOptEl = generalTermsEl.findChild("referenceInformation");
if (singleOptEl.Present)
{
// we require a single entityId
XmlElement referenceEntityEl = singleOptEl.get().getChild("referenceEntity");
XmlElement entityIdEl = referenceEntityEl.getChild("entityId");
string scheme = entityIdEl.findAttribute("entityIdScheme").orElse("http://www.fpml.org/coding-scheme/external/entity-id-RED-1-0");
string value = entityIdEl.Content;
StandardId entityId = StandardId.of(scheme, value);
Cds cds = Cds.builder().buySell(buySell).legalEntityId(entityId).currency(notional.Currency).notional(notional.Amount).paymentSchedule(scheduleBuilder.build()).fixedRate(fixedRate).dayCount(dayCount).build();
return(CdsTrade.builder().info(tradeInfoBuilder.build()).product(cds).upfrontFee(upfrontFee).build());
}
// CDS index
Optional <XmlElement> indexOptEl = generalTermsEl.findChild("indexReferenceInformation");
if (indexOptEl.Present)
{
string indexName = indexOptEl.get().getChild("indexName").Content;
CdsIndex cdsIndex = CdsIndex.builder().buySell(buySell).cdsIndexId(StandardId.of("CDX-Name", indexName)).currency(notional.Currency).notional(notional.Amount).paymentSchedule(scheduleBuilder.build()).fixedRate(fixedRate).dayCount(dayCount).build();
return(CdsIndexTrade.builder().info(tradeInfoBuilder.build()).product(cdsIndex).upfrontFee(upfrontFee).build());
}
// unknown type
throw new FpmlParseException("FpML CDS must be single name or index");
}
