Acts::ConstRefHolder< T > Struct Template Reference

Non-owning holder for referencing a backend with const access. More...

#include <Acts/Utilities/Holders.hpp>

Public Types
using	element_type = std::add_const_t<T>

Public Member Functions
	ConstRefHolder (const T &ref)
	ConstRefHolder (const T *_ptr)
	operator bool () const
const T &	operator* () const
const T *	operator-> () const

Public Attributes
const T *	ptr

Detailed Description

template<typename T>
struct Acts::ConstRefHolder< T >

Non-owning holder for referencing a backend with const access.

Template Parameters

T	Backend type.

The referenced backend must outlive the holder.

Member Typedef Documentation

element_type

template<typename T>

using Acts::ConstRefHolder< T >::element_type = std::add_const_t<T>

Constructor & Destructor Documentation

ConstRefHolder() [1/2]

template<typename T>

Acts::ConstRefHolder< T >::ConstRefHolder ( const T * _ptr )

explicit

ConstRefHolder() [2/2]

template<typename T>

Acts::ConstRefHolder< T >::ConstRefHolder ( const T & ref )

explicit

Member Function Documentation

operator bool()

template<typename T>

Acts::ConstRefHolder< T >::operator bool ( ) const

explicit

operator*()

template<typename T>

const T & Acts::ConstRefHolder< T >::operator*

(

)

const

operator->()

template<typename T>

const T * Acts::ConstRefHolder< T >::operator->

(

)

const

Member Data Documentation

ptr

template<typename T>

const T* Acts::ConstRefHolder< T >::ptr