//! \name ructors
//@{
//! CDS quoted as running-spread only
/*! @param side Whether the protection is bought or sold.
* @param notional Notional value
* @param spread Running spread in fractional units.
* @param schedule Coupon schedule.
* @param paymentConvention Business-day convention for
* payment-date adjustment.
* @param dayCounter Day-count convention for accrual.
* @param settlesAccrual Whether or not the accrued coupon is
* due in the event of a default.
* @param paysAtDefaultTime If set to true, any payments
* triggered by a default event are
* due at default time. If set to
* false, they are due at the end of
* the accrual period.
* @param protectionStart The first date where a default
* event will trigger the contract.
*/
public CreditDefaultSwap(Protection.Side side,
double notional,
double spread,
Schedule schedule,
BusinessDayConvention convention,
DayCounter dayCounter,
bool settlesAccrual = true,
bool paysAtDefaultTime = true,
Date protectionStart = null,
Claim claim = null)
{
side_ = side;
notional_ = notional;
upfront_ = null;
runningSpread_ = spread;
settlesAccrual_ = settlesAccrual;
paysAtDefaultTime_ = paysAtDefaultTime;
claim_ = claim;
protectionStart_ = protectionStart ?? schedule[0];
Utils.QL_REQUIRE(protectionStart_ <= schedule[0], () => "protection can not start after accrual");
leg_ = new FixedRateLeg(schedule)
.withCouponRates(spread, dayCounter)
.withNotionals(notional)
.withPaymentAdjustment(convention);
upfrontPayment_ = new SimpleCashFlow(0.0, schedule[0]);
if (claim_ == null)
{
claim_ = new FaceValueClaim();
}
claim_.registerWith(update);
}
public CreditDefaultSwap(Protection.Side side, double notional, double upfront, double spread, Schedule schedule, BusinessDayConvention paymentConvention, DayCounter dayCounter) : this(NQuantLibcPINVOKE.new_CreditDefaultSwap__SWIG_5((int)side, notional, upfront, spread, Schedule.getCPtr(schedule), (int)paymentConvention, DayCounter.getCPtr(dayCounter)), true)
{
if (NQuantLibcPINVOKE.SWIGPendingException.Pending)
{
throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
}
}
public CreditDefaultSwap(Protection.Side side, double notional, double spread, Schedule schedule, BusinessDayConvention paymentConvention, DayCounter dayCounter, bool settlesAccrual, bool paysAtDefaultTime) : this(NQuantLibcPINVOKE.new_CreditDefaultSwap__SWIG_0((int)side, notional, spread, Schedule.getCPtr(schedule), (int)paymentConvention, DayCounter.getCPtr(dayCounter), settlesAccrual, paysAtDefaultTime), true)
{
if (NQuantLibcPINVOKE.SWIGPendingException.Pending)
{
throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
}
}
public CreditDefaultSwap(Protection.Side side, double notional, double upfront, double spread, Schedule schedule, BusinessDayConvention paymentConvention, DayCounter dayCounter, bool settlesAccrual, bool paysAtDefaultTime, Date protectionStart, Date upfrontDate, Claim claim, DayCounter lastPeriodDayCounter) : this(NQuantLibcPINVOKE.new_CreditDefaultSwap__SWIG_5((int)side, notional, upfront, spread, Schedule.getCPtr(schedule), (int)paymentConvention, DayCounter.getCPtr(dayCounter), settlesAccrual, paysAtDefaultTime, Date.getCPtr(protectionStart), Date.getCPtr(upfrontDate), Claim.getCPtr(claim), DayCounter.getCPtr(lastPeriodDayCounter)), true)
{
if (NQuantLibcPINVOKE.SWIGPendingException.Pending)
{
throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
}
}
public Protection.Side side()
{
Protection.Side ret = (Protection.Side)NQuantLibcPINVOKE.CreditDefaultSwap_side(swigCPtr);
if (NQuantLibcPINVOKE.SWIGPendingException.Pending)
{
throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
/// <summary>
/// CDS quoted as running-spread only
/// </summary>
/// <param name="side">Whether the protection is bought or sold.</param>
/// <param name="notional">Notional value</param>
/// <param name="spread">Running spread in fractional units.</param>
/// <param name="schedule">Coupon schedule.</param>
/// <param name="convention">Business-day convention for payment-date adjustment.</param>
/// <param name="dayCounter">Day-count convention for accrual.</param>
/// <param name="settlesAccrual">Whether or not the accrued coupon is due in the event of a default.</param>
/// <param name="paysAtDefaultTime">If set to true, any payments triggered by a default event are
/// due at default time. If set to false, they are due at the end of the accrual period.</param>
/// <param name="protectionStart">The first date where a default event will trigger the contract.</param>
/// <param name="claim"></param>
/// <param name="lastPeriodDayCounter">Day-count convention for accrual in last period</param>
/// <param name="rebatesAccrual">The protection seller pays the accrued scheduled current coupon at the start
/// of the contract. The rebate date is not provided but computed to be two days after protection start.</param>
public CreditDefaultSwap(Protection.Side side,
double notional,
double spread,
Schedule schedule,
BusinessDayConvention convention,
DayCounter dayCounter,
bool settlesAccrual = true,
bool paysAtDefaultTime = true,
Date protectionStart = null,
Claim claim = null,
DayCounter lastPeriodDayCounter = null,
bool rebatesAccrual = true)
{
side_ = side;
notional_ = notional;
upfront_ = null;
runningSpread_ = spread;
settlesAccrual_ = settlesAccrual;
paysAtDefaultTime_ = paysAtDefaultTime;
claim_ = claim;
protectionStart_ = protectionStart ?? schedule[0];
Utils.QL_REQUIRE(protectionStart_ <= schedule[0] ||
schedule.rule() == DateGeneration.Rule.CDS ||
schedule.rule() == DateGeneration.Rule.CDS2015
, () => "protection can not start after accrual");
leg_ = new FixedRateLeg(schedule)
.withLastPeriodDayCounter(lastPeriodDayCounter)
.withCouponRates(spread, dayCounter)
.withNotionals(notional)
.withPaymentAdjustment(convention);
Date effectiveUpfrontDate = schedule.calendar().advance(protectionStart_, 2, TimeUnit.Days, convention);
// '2' is used above since the protection start is assumed to be on trade_date + 1
if (rebatesAccrual)
{
FixedRateCoupon firstCoupon = leg_[0] as FixedRateCoupon;
Date rebateDate = effectiveUpfrontDate;
accrualRebate_ = new SimpleCashFlow(firstCoupon.accruedAmount(protectionStart_), rebateDate);
}
upfrontPayment_ = new SimpleCashFlow(0.0, effectiveUpfrontDate);
if (claim_ == null)
{
claim_ = new FaceValueClaim();
}
claim_.registerWith(update);
maturity_ = schedule.dates().Last();
}
public MakeCreditDefaultSwap(Period cdsTenor, double cdsSpread)
{
cdsTenor_ = cdsTenor;
cdsSpread_ = cdsSpread;
recoveryRate_ = 0.4;
cdsCalendar_ = new NullCalendar();
nominal_ = 100.0;
side_ = Protection.Side.Buyer;
cdsConvention_ = BusinessDayConvention.ModifiedFollowing;
cdsRule_ = DateGeneration.Rule.Backward;
cdsDayCount_ = new Actual365Fixed();
}
/// <summary>
/// CDS quoted as upfront and running spread
/// </summary>
/// <param name="side">Whether the protection is bought or sold.</param>
/// <param name="notional"> Notional value</param>
/// <param name="upfront">Upfront in fractional units.</param>
/// <param name="runningSpread">Running spread in fractional units.</param>
/// <param name="schedule">Coupon schedule.</param>
/// <param name="convention">Business-day convention for payment-date adjustment.</param>
/// <param name="dayCounter">Day-count convention for accrual.</param>
/// <param name="settlesAccrual">Whether or not the accrued coupon is due in the event of a default.</param>
/// <param name="paysAtDefaultTime">If set to true, any payments triggered by a default event are
/// due at default time. If set to false, they are due at the end of the accrual period.</param>
/// <param name="protectionStart">The first date where a default event will trigger the contract.</param>
/// <param name="upfrontDate">Settlement date for the upfront payment.</param>
/// <param name="claim"></param>
/// <param name="lastPeriodDayCounter">Day-count convention for accrual in last period</param>
/// <param name="rebatesAccrual">The protection seller pays the accrued scheduled current coupon at the start
/// of the contract. The rebate date is not provided but computed to be two days after protection start.</param>
public CreditDefaultSwap(Protection.Side side,
double notional,
double upfront,
double runningSpread,
Schedule schedule,
BusinessDayConvention convention,
DayCounter dayCounter,
bool settlesAccrual = true,
bool paysAtDefaultTime = true,
Date protectionStart = null,
Date upfrontDate = null,
Claim claim = null,
DayCounter lastPeriodDayCounter = null,
bool rebatesAccrual = true)
{
side_ = side;
notional_ = notional;
upfront_ = upfront;
runningSpread_ = runningSpread;
settlesAccrual_ = settlesAccrual;
paysAtDefaultTime_ = paysAtDefaultTime;
claim_ = claim;
protectionStart_ = protectionStart ?? schedule[0];
Utils.QL_REQUIRE(protectionStart_ <= schedule[0] ||
schedule.rule() == DateGeneration.Rule.CDS
, () => "protection can not start after accrual");
leg_ = new FixedRateLeg(schedule)
.withLastPeriodDayCounter(lastPeriodDayCounter)
.withCouponRates(runningSpread, dayCounter)
.withNotionals(notional)
.withPaymentAdjustment(convention);
// If empty, adjust to T+3 standard settlement, alternatively add
// an arbitrary date to the constructor
Date effectiveUpfrontDate = upfrontDate == null?
schedule.calendar().advance(protectionStart_, 2, TimeUnit.Days, convention) : upfrontDate;
// '2' is used above since the protection start is assumed to be
// on trade_date + 1
upfrontPayment_ = new SimpleCashFlow(notional * upfront, effectiveUpfrontDate);
Utils.QL_REQUIRE(effectiveUpfrontDate >= protectionStart_, () => "upfront can not be due before contract start");
if (rebatesAccrual)
{
FixedRateCoupon firstCoupon = leg_[0] as FixedRateCoupon;
// adjust to T+3 standard settlement, alternatively add
// an arbitrary date to the constructor
Date rebateDate = effectiveUpfrontDate;
accrualRebate_ = new SimpleCashFlow(firstCoupon.accruedAmount(protectionStart_), rebateDate);
}
if (claim_ == null)
{
claim_ = new FaceValueClaim();
}
claim_.registerWith(update);
maturity_ = schedule.dates().Last();
}
public MakeCreditDefaultSwap withSide(Protection.Side side)
{
side_ = side;
return(this);
}
public MakeCreditDefaultSwap withType(Protection.Side type)
{
side_ = type;
return(this);
}
