QuantLib: a free/open-source library for quantitative finance
Reference manual - version 1.40
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FlatForward Class Reference

Flat interest-rate curve. More...

#include <ql/termstructures/yield/flatforward.hpp>

Inheritance diagram for FlatForward:

Public Member Functions

Constructors
 FlatForward (const Date &referenceDate, Handle< Quote > forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)
 FlatForward (const Date &referenceDate, Rate forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)
 FlatForward (Natural settlementDays, const Calendar &calendar, Handle< Quote > forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)
 FlatForward (Natural settlementDays, const Calendar &calendar, Rate forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)
Compounding compounding () const
Frequency compoundingFrequency () const
TermStructure interface
Date maxDate () const override
 the latest date for which the curve can return values
Observer interface
void update () override
Public Member Functions inherited from YieldTermStructure
 YieldTermStructure (const DayCounter &dc=DayCounter())
 YieldTermStructure (const Date &referenceDate, const Calendar &cal=Calendar(), const DayCounter &dc=DayCounter(), std::vector< Handle< Quote > > jumps={}, const std::vector< Date > &jumpDates={})
 YieldTermStructure (Natural settlementDays, const Calendar &cal, const DayCounter &dc=DayCounter(), std::vector< Handle< Quote > > jumps={}, const std::vector< Date > &jumpDates={})
DiscountFactor discount (const Date &d, bool extrapolate=false) const
DiscountFactor discount (Time t, bool extrapolate=false) const
InterestRate zeroRate (const Date &d, const DayCounter &resultDayCounter, Compounding comp, Frequency freq=Annual, bool extrapolate=false) const
InterestRate zeroRate (Time t, Compounding comp, Frequency freq=Annual, bool extrapolate=false) const
InterestRate forwardRate (const Date &d1, const Date &d2, const DayCounter &resultDayCounter, Compounding comp, Frequency freq=Annual, bool extrapolate=false) const
InterestRate forwardRate (const Date &d, const Period &p, const DayCounter &resultDayCounter, Compounding comp, Frequency freq=Annual, bool extrapolate=false) const
InterestRate forwardRate (Time t1, Time t2, Compounding comp, Frequency freq=Annual, bool extrapolate=false) const
const std::vector< Date > & jumpDates () const
const std::vector< Time > & jumpTimes () const
void update () override
Public Member Functions inherited from TermStructure
 TermStructure (DayCounter dc=DayCounter())
 default constructor
 TermStructure (const Date &referenceDate, Calendar calendar=Calendar(), DayCounter dc=DayCounter())
 initialize with a fixed reference date
 TermStructure (Natural settlementDays, Calendar, DayCounter dc=DayCounter())
 calculate the reference date based on the global evaluation date
virtual DayCounter dayCounter () const
 the day counter used for date/time conversion
Time timeFromReference (const Date &date) const
 date/time conversion
virtual Time maxTime () const
 the latest time for which the curve can return values
virtual const DatereferenceDate () const
 the date at which discount = 1.0 and/or variance = 0.0
virtual Calendar calendar () const
 the calendar used for reference and/or option date calculation
virtual Natural settlementDays () const
 the settlementDays used for reference date calculation
Public Member Functions inherited from Observer
 Observer (const Observer &)
Observeroperator= (const Observer &)
std::pair< iterator, bool > registerWith (const ext::shared_ptr< Observable > &)
void registerWithObservables (const ext::shared_ptr< Observer > &)
Size unregisterWith (const ext::shared_ptr< Observable > &)
void unregisterWithAll ()
virtual void deepUpdate ()
Public Member Functions inherited from Observable
 Observable (const Observable &)
Observableoperator= (const Observable &)
 Observable (Observable &&)=delete
Observableoperator= (Observable &&)=delete
void notifyObservers ()
Public Member Functions inherited from Extrapolator
void enableExtrapolation (bool b=true)
 enable extrapolation in subsequent calls
void disableExtrapolation (bool b=true)
 disable extrapolation in subsequent calls
bool allowsExtrapolation () const
 tells whether extrapolation is enabled
Public Member Functions inherited from LazyObject
void update () override
bool isCalculated () const
void forwardFirstNotificationOnly ()
void alwaysForwardNotifications ()
void recalculate ()
void freeze ()
void unfreeze ()

Additional Inherited Members

Public Types inherited from Observer
typedef set_type::iterator iterator
void checkRange (const Date &d, bool extrapolate) const
 date-range check
void checkRange (Time t, bool extrapolate) const
 time-range check
virtual void calculate () const
bool moving_ = false
bool updated_ = true
Calendar calendar_
bool calculated_ = false
bool frozen_ = false
bool alwaysForward_

Detailed Description

Flat interest-rate curve.

Member Function Documentation

◆ maxDate()

Date maxDate ( ) const
overridevirtual

the latest date for which the curve can return values

Implements TermStructure.

◆ update()

void update ( )
overridevirtual

This method must be implemented in derived classes. An instance of Observer does not call this method directly: instead, it will be called by the observables the instance registered with when they need to notify any changes.

Implements Observer.