jau::counting_allocator< T > Struct Template Reference

Performance counter std::allocator specialization. More...

#include <counting_allocator.hpp>

Inheritance diagram for jau::counting_allocator< T >:

Collaboration diagram for jau::counting_allocator< T >:

Classes
struct	rebind

Public Types
typedef T	value_type

Public Member Functions
	counting_allocator () noexcept
	counting_allocator (const counting_allocator &other) noexcept
template<typename U >
	counting_allocator (const counting_allocator< U > &other) noexcept
	~counting_allocator ()=default
value_type *	allocate (std::size_t n)
value_type *	allocate (std::size_t n, const void *hint)
void	deallocate (value_type *p, std::size_t n)
std::string	toString (const nsize_t mem_width=0, const nsize_t count_width=0)

Public Attributes
ssize_t	alloc_balance
std::size_t	alloc_count
std::size_t	dealloc_count
std::size_t	memory_usage
bool	old_stats

Detailed Description

template<class T>
struct jau::counting_allocator< T >

Performance counter std::allocator specialization.

This class shall be compliant with C++ named requirements for Allocator.

Not overriding deprecated (C++17) and removed (C++20) methods: address(), max_size(), construct() and destroy().

Definition at line 47 of file counting_allocator.hpp.

Member Typedef Documentation

value_type

template<class T >

typedef T jau::counting_allocator< T >::value_type

Definition at line 53 of file counting_allocator.hpp.

Constructor & Destructor Documentation

counting_allocator() [1/3]

template<class T >

jau::counting_allocator< T >::counting_allocator ( )

inlinenoexcept

Definition at line 94 of file counting_allocator.hpp.

counting_allocator() [2/3]

template<class T >

jau::counting_allocator< T >::counting_allocator ( const counting_allocator< T > &  other )

inlinenoexcept

Definition at line 111 of file counting_allocator.hpp.

counting_allocator() [3/3]

template<class T >

template<typename U >

jau::counting_allocator< T >::counting_allocator ( const counting_allocator< U > &  other )

inlinenoexcept

Definition at line 133 of file counting_allocator.hpp.

~counting_allocator()

template<class T >

jau::counting_allocator< T >::~counting_allocator ( )

default

Member Function Documentation

toString()

template<class T >

std::string jau::counting_allocator< T >::toString ( const nsize_t  mem_width = 0, const nsize_t  count_width = 0  )

inline

Definition at line 88 of file counting_allocator.hpp.

allocate() [1/2]

template<class T >

value_type * jau::counting_allocator< T >::allocate ( std::size_t  n, const void *  hint  )

inline

Definition at line 150 of file counting_allocator.hpp.

allocate() [2/2]

template<class T >

value_type * jau::counting_allocator< T >::allocate ( std::size_t  n )

inline

Definition at line 168 of file counting_allocator.hpp.

deallocate()

template<class T >

void jau::counting_allocator< T >::deallocate ( value_type *  p, std::size_t  n  )

inline

Definition at line 186 of file counting_allocator.hpp.

Member Data Documentation

old_stats

template<class T >

bool jau::counting_allocator< T >::old_stats

Definition at line 56 of file counting_allocator.hpp.

memory_usage

template<class T >

std::size_t jau::counting_allocator< T >::memory_usage

Definition at line 57 of file counting_allocator.hpp.

alloc_count

template<class T >

std::size_t jau::counting_allocator< T >::alloc_count

Definition at line 58 of file counting_allocator.hpp.

dealloc_count

template<class T >

std::size_t jau::counting_allocator< T >::dealloc_count

Definition at line 59 of file counting_allocator.hpp.

alloc_balance

template<class T >

ssize_t jau::counting_allocator< T >::alloc_balance

Definition at line 60 of file counting_allocator.hpp.

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The documentation for this struct was generated from the following file:

• include/jau/counting_allocator.hpp