facesdk::OptionalResult< T > Struct Template Reference

Optional result wrapper. Wraps an instance of a result class and only allows to access it when status is OK. More...

#include <facesdk/Common.h>

Public Member Functions
	OptionalResult (const facesdk::FaceException &e)
	OptionalResult (StatusInfo status)
	OptionalResult (T value, StatusInfo status)
	OptionalResult (const OptionalResult &other)
OptionalResult &	operator= (const OptionalResult &other)
const T &	value () const
	Get result value.
const StatusInfo &	status () const
bool	ok () const

Friends
std::ostream &	operator<< (std::ostream &os, const OptionalResult &optional_result)

Detailed Description

template<typename T>
struct facesdk::OptionalResult< T >

Optional result wrapper. Wraps an instance of a result class and only allows to access it when status is OK.

Member Function Documentation

value()

template<typename T >

const T & facesdk::OptionalResult< T >::value ( ) const

inline

Get result value.

Returns

Result value.

Exceptions

facesdk::FaceException

if status is not OK.

Note

Use ok() method before value() call to check if result is valid and available.