market element whose value depends on two other market element More...
#include <ql/quotes/compositequote.hpp>
Inheritance diagram for CompositeQuote< BinaryFunction >:Public Member Functions | |
| CompositeQuote (const Handle< Quote > &element1, const Handle< Quote > &element2, const BinaryFunction &f) | |
inspectors | |
| Real | value1 () const |
| Real | value2 () const |
Quote interface | |
| Real | value () const |
| returns the current value | |
| bool | isValid () const |
| returns true if the Quote holds a valid value | |
Observer interface | |
| void | update () |
Public Member Functions inherited from Observable | |
| Observable (const Observable &) | |
| Observable & | operator= (const Observable &) |
| void | notifyObservers () |
Public Member Functions inherited from Observer | |
| Observer (const Observer &) | |
| Observer & | operator= (const Observer &) |
| std::pair< std::set< boost::shared_ptr< Observable > >::iterator, bool > | registerWith (const boost::shared_ptr< Observable > &) |
| void | registerWithObservables (const boost::shared_ptr< Observer > &) |
| Size | unregisterWith (const boost::shared_ptr< Observable > &) |
| void | unregisterWithAll () |
market element whose value depends on two other market element
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virtual |
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.