caf::intrusive_cow_ptr< T > Class Template Reference

An intrusive, reference counting smart pointer implementation with copy-on-write optimization. More...

#include <intrusive_cow_ptr.hpp>

Inheritance diagram for caf::intrusive_cow_ptr< T >:

Collaboration diagram for caf::intrusive_cow_ptr< T >:

Public Types
using	pointer = T *
using	const_pointer = const T *
using	element_type = T
using	reference = T &
using	const_reference = const T &
using	counting_pointer = intrusive_ptr< T >

Public Member Functions
	intrusive_cow_ptr (intrusive_cow_ptr &&) noexcept=default
	intrusive_cow_ptr (const intrusive_cow_ptr &) noexcept=default
	intrusive_cow_ptr (std::nullptr_t) noexcept
template<class Y >
	intrusive_cow_ptr (intrusive_cow_ptr< Y > other) noexcept
	intrusive_cow_ptr (counting_pointer p) noexcept
	intrusive_cow_ptr (pointer ptr, bool add_ref=true) noexcept
intrusive_cow_ptr &	operator= (intrusive_cow_ptr &&) noexcept=default
intrusive_cow_ptr &	operator= (const intrusive_cow_ptr &) noexcept=default
intrusive_cow_ptr &	operator= (counting_pointer x) noexcept
template<class U = T, class... Ts>
void	emplace (Ts &&... xs)
ptrdiff_t	compare (std::nullptr_t) const noexcept
ptrdiff_t	compare (const_pointer ptr) const noexcept
ptrdiff_t	compare (const counting_pointer &other) const noexcept
ptrdiff_t	compare (const intrusive_cow_ptr &other) const noexcept
void	swap (intrusive_cow_ptr &other) noexcept
	Swaps the managed object with other.
void	reset (pointer p=nullptr, bool add_ref=true) noexcept
	Replaces the managed object.
pointer	detach () noexcept
	Returns the raw pointer without modifying reference count and sets this to nullptr. More...
pointer	release () noexcept
	Returns the raw pointer without modifying reference count and sets this to nullptr. More...
void	unshare ()
	Forces a copy of the managed object unless it already has a reference count of exactly 1. More...
pointer	unshared_ptr ()
	Returns a mutable pointer to the managed object.
reference	unshared ()
	Returns a mutable reference to the managed object.
const_pointer	get () const noexcept
	Returns a read-only pointer to the managed object.
const counting_pointer &	counting_ptr () const noexcept
	Returns the intrusive pointer managing the object.
const_pointer	operator-> () const noexcept
	Returns a read-only pointer to the managed object.
const_reference	operator* () const noexcept
	Returns a read-only reference to the managed object.
	operator bool () const noexcept
template<class C >
intrusive_cow_ptr< C >	downcast () const noexcept
template<class C >
intrusive_cow_ptr< C >	upcast () const noexcept

Static Public Member Functions
template<class... Ts>
static intrusive_cow_ptr	make (Ts &&... xs)
	Constructs an object of type T in an intrusive_cow_ptr.

Related Functions
(Note that these are not member functions.)
template<class T >
T *	default_intrusive_cow_ptr_unshare (T *&ptr)
	Default implementation for unsharing values.
template<class T >
T *	intrusive_cow_ptr_unshare (T *&ptr)
	Customization point for allowing intrusive_cow_ptr<T> with a forward declared T.
template<class T >
std::string	to_string (const intrusive_cow_ptr< T > &x)

Detailed Description

template<class T>
class caf::intrusive_cow_ptr< T >

An intrusive, reference counting smart pointer implementation with copy-on-write optimization.

Member Function Documentation

detach()

template<class T>

pointer caf::intrusive_cow_ptr< T >::detach ( )

inlinenoexcept

Returns the raw pointer without modifying reference count and sets this to nullptr.

release()

template<class T>

pointer caf::intrusive_cow_ptr< T >::release ( )

inlinenoexcept

Returns the raw pointer without modifying reference count and sets this to nullptr.

unshare()

template<class T>

void caf::intrusive_cow_ptr< T >::unshare ( )

inline

Forces a copy of the managed object unless it already has a reference count of exactly 1.

Friends And Related Function Documentation

to_string()

template<class T >

std::string to_string ( const intrusive_cow_ptr< T > &  x )

related

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The documentation for this class was generated from the following files:

• libcaf_core/caf/fwd.hpp
• libcaf_core/caf/intrusive_cow_ptr.hpp