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A free/open-source library for quantitative finance
Reference manual - version 1.12
Protected Member Functions | List of all members
CapFloorTermVolatilityStructure Class Referenceabstract

Cap/floor term-volatility structure. More...

#include <ql/termstructures/volatility/capfloor/capfloortermvolatilitystructure.hpp>

+ Inheritance diagram for CapFloorTermVolatilityStructure:

Public Member Functions

Constructors

See the TermStructure documentation for issues regarding constructors.

 CapFloorTermVolatilityStructure (BusinessDayConvention bdc, const DayCounter &dc=DayCounter())
 
 CapFloorTermVolatilityStructure (const Date &referenceDate, const Calendar &cal, BusinessDayConvention bdc, const DayCounter &dc=DayCounter())
 initialize with a fixed reference date
 
 CapFloorTermVolatilityStructure (Natural settlementDays, const Calendar &, BusinessDayConvention bdc, const DayCounter &dc=DayCounter())
 calculate the reference date based on the global evaluation date
 
Volatility
Volatility volatility (const Period &length, Rate strike, bool extrapolate=false) const
 returns the volatility for a given cap/floor length and strike rate
 
Volatility volatility (const Date &end, Rate strike, bool extrapolate=false) const
 
Volatility volatility (Time t, Rate strike, bool extrapolate=false) const
 returns the volatility for a given end time and strike rate
 
- Public Member Functions inherited from VolatilityTermStructure
virtual BusinessDayConvention businessDayConvention () const
 the business day convention used in tenor to date conversion
 
Date optionDateFromTenor (const Period &) const
 period/date conversion
 
virtual Rate minStrike () const =0
 the minimum strike for which the term structure can return vols
 
virtual Rate maxStrike () const =0
 the maximum strike for which the term structure can return vols
 
 VolatilityTermStructure (BusinessDayConvention bdc, const DayCounter &dc=DayCounter())
 
 VolatilityTermStructure (const Date &referenceDate, const Calendar &cal, BusinessDayConvention bdc, const DayCounter &dc=DayCounter())
 initialize with a fixed reference date
 
 VolatilityTermStructure (Natural settlementDays, const Calendar &cal, BusinessDayConvention bdc, const DayCounter &dc=DayCounter())
 calculate the reference date based on the global evaluation date
 
- Public Member Functions inherited from TermStructure
 TermStructure (const DayCounter &dc=DayCounter())
 default constructor More...
 
 TermStructure (const Date &referenceDate, const Calendar &calendar=Calendar(), const DayCounter &dc=DayCounter())
 initialize with a fixed reference date
 
 TermStructure (Natural settlementDays, const Calendar &, const 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 Date maxDate () const =0
 the latest date for which the curve can return values
 
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
 
void update ()
 
- Public Member Functions inherited from Observer
 Observer (const Observer &)
 
Observeroperator= (const Observer &)
 
std::pair< iterator, bool > registerWith (const boost::shared_ptr< Observable > &)
 
void registerWithObservables (const boost::shared_ptr< Observer > &)
 
Size unregisterWith (const boost::shared_ptr< Observable > &)
 
void unregisterWithAll ()
 
virtual void deepUpdate ()
 
- Public Member Functions inherited from Observable
 Observable (const Observable &)
 
Observableoperator= (const Observable &)
 
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
 

Protected Member Functions

virtual Volatility volatilityImpl (Time length, Rate strike) const =0
 implements the actual volatility calculation in derived classes
 
- Protected Member Functions inherited from VolatilityTermStructure
void checkStrike (Rate strike, bool extrapolate) const
 strike-range check
 
- Protected Member Functions inherited from TermStructure
void checkRange (const Date &d, bool extrapolate) const
 date-range check
 
void checkRange (Time t, bool extrapolate) const
 time-range check
 

Additional Inherited Members

- Public Types inherited from Observer
typedef std::set< boost::shared_ptr< Observable > > set_type
 
typedef set_type::iterator iterator
 
- Protected Attributes inherited from TermStructure
bool moving_
 
bool updated_
 
Calendar calendar_
 

Detailed Description

Cap/floor term-volatility structure.

This class is purely abstract and defines the interface of concrete structures which will be derived from this one.

Constructor & Destructor Documentation

◆ CapFloorTermVolatilityStructure()

Warning:
term structures initialized by means of this constructor must manage their own reference date by overriding the referenceDate() method.