folly::detail::ReadMostlySharedPtrCore< T, RefCount > Class Template Reference

#include <ReadMostlySharedPtr.h>

Public Member Functions
T *	get ()
std::shared_ptr< T >	getShared ()
bool	incref ()
void	decref ()
void	increfWeak ()
void	decrefWeak ()
size_t	useCount () const
	~ReadMostlySharedPtrCore () noexcept

Private Member Functions
	ReadMostlySharedPtrCore (std::shared_ptr< T > ptr)

Private Attributes
T *	ptrRaw_
RefCount	count_
RefCount	weakCount_
std::shared_ptr< T >	ptr_

Friends
class	ReadMostlyMainPtr< T, RefCount >
class	ReadMostlyMainPtrDeleter< RefCount >

Detailed Description

template<typename T, typename RefCount = DefaultRefCount>
class folly::detail::ReadMostlySharedPtrCore< T, RefCount >

Definition at line 39 of file ReadMostlySharedPtr.h.

Constructor & Destructor Documentation

template<typename T, typename RefCount = DefaultRefCount>

folly::detail::ReadMostlySharedPtrCore< T, RefCount >::~ReadMostlySharedPtrCore ( )

inlinenoexcept

Definition at line 77 of file ReadMostlySharedPtr.h.

                                      {
    assert(*count_ == 0);
    assert(*weakCount_ == 0);
  }

template<typename T, typename RefCount = DefaultRefCount>

folly::detail::ReadMostlySharedPtrCore< T, RefCount >::ReadMostlySharedPtrCore ( std::shared_ptr< T >  ptr )

inlineexplicitprivate

Definition at line 86 of file ReadMostlySharedPtr.h.

      : ptrRaw_(ptr.get()), ptr_(std::move(ptr)) {}

Member Function Documentation

template<typename T, typename RefCount = DefaultRefCount>

void folly::detail::ReadMostlySharedPtrCore< T, RefCount >::decref ( )

inline

Definition at line 53 of file ReadMostlySharedPtr.h.

Referenced by folly::ReadMostlyMainPtrDeleter< RefCount >::~ReadMostlyMainPtrDeleter().

                {
    if (--count_ == 0) {
      ptrRaw_ = nullptr;
      ptr_.reset();

      decrefWeak();
    }
  }

template<typename T, typename RefCount = DefaultRefCount>

void folly::detail::ReadMostlySharedPtrCore< T, RefCount >::decrefWeak ( )

inline

Definition at line 67 of file ReadMostlySharedPtr.h.

Referenced by folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::decref().

                    {
    if (--weakCount_ == 0) {
      delete this;
    }
  }

template<typename T, typename RefCount = DefaultRefCount>

T* folly::detail::ReadMostlySharedPtrCore< T, RefCount >::get ( )

inline

Definition at line 41 of file ReadMostlySharedPtr.h.

Referenced by folly::ReadMostlySharedPtr< T >::reset().

           {
    return ptrRaw_;
  }

template<typename T, typename RefCount = DefaultRefCount>

std::shared_ptr<T> folly::detail::ReadMostlySharedPtrCore< T, RefCount >::getShared ( )

inline

Definition at line 45 of file ReadMostlySharedPtr.h.

                               {
    return ptr_;
  }

template<typename T, typename RefCount = DefaultRefCount>

bool folly::detail::ReadMostlySharedPtrCore< T, RefCount >::incref ( )

inline

Definition at line 49 of file ReadMostlySharedPtr.h.

Referenced by folly::ReadMostlySharedPtr< T >::reset().

                {
    return ++count_ > 0;
  }

template<typename T, typename RefCount = DefaultRefCount>

void folly::detail::ReadMostlySharedPtrCore< T, RefCount >::increfWeak ( )

inline

Definition at line 62 of file ReadMostlySharedPtr.h.

Referenced by folly::ReadMostlyWeakPtr< T >::reset().

                    {
    auto value = ++weakCount_;
    DCHECK_GT(value, 0);
  }

template<typename T, typename RefCount = DefaultRefCount>

size_t folly::detail::ReadMostlySharedPtrCore< T, RefCount >::useCount ( ) const

inline

Definition at line 73 of file ReadMostlySharedPtr.h.

                          {
    return *count_;
  }

Friends And Related Function Documentation

template<typename T, typename RefCount = DefaultRefCount>

friend class ReadMostlyMainPtr< T, RefCount >

friend

Definition at line 83 of file ReadMostlySharedPtr.h.

template<typename T, typename RefCount = DefaultRefCount>

friend class ReadMostlyMainPtrDeleter< RefCount >

friend

Definition at line 84 of file ReadMostlySharedPtr.h.

Member Data Documentation

template<typename T, typename RefCount = DefaultRefCount>

RefCount folly::detail::ReadMostlySharedPtrCore< T, RefCount >::count_

private

Definition at line 90 of file ReadMostlySharedPtr.h.

Referenced by folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::decref(), folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::incref(), folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::useCount(), and folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::~ReadMostlySharedPtrCore().

template<typename T, typename RefCount = DefaultRefCount>

std::shared_ptr<T> folly::detail::ReadMostlySharedPtrCore< T, RefCount >::ptr_

private

Definition at line 92 of file ReadMostlySharedPtr.h.

Referenced by folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::decref(), folly::ReadMostlySharedPtr< T >::get(), folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::getShared(), folly::ReadMostlySharedPtr< T >::operator=(), and folly::ReadMostlySharedPtr< T >::reset().

template<typename T, typename RefCount = DefaultRefCount>

T* folly::detail::ReadMostlySharedPtrCore< T, RefCount >::ptrRaw_

private

Definition at line 89 of file ReadMostlySharedPtr.h.

Referenced by folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::decref(), and folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::get().

template<typename T, typename RefCount = DefaultRefCount>

RefCount folly::detail::ReadMostlySharedPtrCore< T, RefCount >::weakCount_

private

Definition at line 91 of file ReadMostlySharedPtr.h.

Referenced by folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::decrefWeak(), folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::increfWeak(), and folly::detail::ReadMostlySharedPtrCore< T, DefaultRefCount >::~ReadMostlySharedPtrCore().

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

• proxygen/folly/folly/experimental/ReadMostlySharedPtr.h