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__gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >(3cxx) __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >(3cxx)

NAME

__gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type > - A resize policy which delegates operations to size and trigger policies.

SYNOPSIS

Inherits __gnu_pbds::hash_exponential_size_policy<>, and __gnu_pbds::hash_load_check_resize_trigger<>.

Public Types


enum
enum { external_size_access }
typedef Size_Policy size_policy
typedef Size_Type size_type
typedef Trigger_Policy trigger_policy

Public Member Functions


hash_standard_resize_policy ()
Default constructor. hash_standard_resize_policy (const Size_Policy &r_size_policy)
constructor taking some policies r_size_policy will be copied by the Size_Policy object of this object. hash_standard_resize_policy (const Size_Policy &r_size_policy, const Trigger_Policy &r_trigger_policy)
constructor taking some policies. r_size_policy will be copied by the Size_Policy object of this object. r_trigger_policy will be copied by the Trigger_Policy object of this object. size_type get_actual_size () const
Returns the actual size of the container. std::pair< float, float > get_loads () const
Returns a pair of the minimal and maximal loads, respectively. Size_Policy & get_size_policy ()
Access to the Size_Policy object used. const Size_Policy & get_size_policy () const
Const access to the Size_Policy object used. Trigger_Policy & get_trigger_policy ()
Access to the Trigger_Policy object used. const Trigger_Policy & get_trigger_policy () const
Access to the Trigger_Policy object used. void resize (size_type suggested_new_size)
Resizes the container to suggested_new_size, a suggested size (the actual size will be determined by the Size_Policy object). void set_loads (std::pair< float, float > load_pair)
Sets the loads through a pair of the minimal and maximal loads, respectively. void swap (hash_exponential_size_policy< std::size_t > &other)
void swap (hash_load_check_resize_trigger &other)
void swap (hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type > &other)

Protected Member Functions


size_type get_nearest_larger_size (size_type size) const
size_type get_nearest_smaller_size (size_type size) const
size_type get_new_size (size_type size, size_type num_used_e) const
Queries what the new size should be, when the container is resized naturally. The current __size of the container is size, and the number of used entries within the container is num_used_e. bool is_grow_needed (size_type size, size_type num_entries) const
bool is_resize_needed () const
bool is_resize_needed () const
void notify_cleared ()
void notify_erase_search_collision ()
void notify_erase_search_end ()
void notify_erase_search_start ()
void notify_erased (size_type num_e)
void notify_erased (size_type num_entries)
void notify_externally_resized (size_type new_size)
void notify_find_search_collision ()
void notify_find_search_end ()
void notify_find_search_start ()
void notify_insert_search_collision ()
void notify_insert_search_end ()
void notify_insert_search_start ()
void notify_inserted (size_type num_e)
void notify_inserted (size_type num_entries)
Notifies an element was inserted. The total number of entries in the table is num_entries. void notify_resized (size_type new_size)
Notifies the table was resized as a result of this object's signifying that a resize is needed. void notify_resized (size_type new_size)

Detailed Description

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t>

class __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >" A resize policy which delegates operations to size and trigger policies.

Definition at line 489 of file hash_policy.hpp.

Constructor & Destructor Documentation

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::hash_standard_resize_policy ()

Default constructor.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::hash_standard_resize_policy (const Size_Policy & r_size_policy)

constructor taking some policies r_size_policy will be copied by the Size_Policy object of this object.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::hash_standard_resize_policy (const Size_Policy & r_size_policy, const Trigger_Policy & r_trigger_policy)

constructor taking some policies. r_size_policy will be copied by the Size_Policy object of this object. r_trigger_policy will be copied by the Trigger_Policy object of this object.

Member Function Documentation

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> size_type __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::get_actual_size () const [inline]

Returns the actual size of the container.

std::pair<float, float> __gnu_pbds::hash_load_check_resize_trigger< false , std::size_t >::get_loads [inline], [inherited]

Returns a pair of the minimal and maximal loads, respectively.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> size_type __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::get_new_size (size_type size, size_type num_used_e) const [protected]

Queries what the new size should be, when the container is resized naturally. The current __size of the container is size, and the number of used entries within the container is num_used_e.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> Size_Policy& __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::get_size_policy ()

Access to the Size_Policy object used.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> const Size_Policy& __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::get_size_policy () const

Const access to the Size_Policy object used.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> Trigger_Policy& __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::get_trigger_policy ()

Access to the Trigger_Policy object used.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> const Trigger_Policy& __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::get_trigger_policy () const

Access to the Trigger_Policy object used.

void __gnu_pbds::hash_load_check_resize_trigger< false , std::size_t >::notify_inserted (size_type num_entries) [inline], [protected], [inherited]

Notifies an element was inserted. The total number of entries in the table is num_entries.

void __gnu_pbds::hash_load_check_resize_trigger< false , std::size_t >::notify_resized (size_type new_size) [protected], [inherited]

Notifies the table was resized as a result of this object's signifying that a resize is needed.

template<typename Size_Policy = hash_exponential_size_policy<>, typename Trigger_Policy = hash_load_check_resize_trigger<>, bool External_Size_Access = false, typename Size_Type = std::size_t> void __gnu_pbds::hash_standard_resize_policy< Size_Policy, Trigger_Policy, External_Size_Access, Size_Type >::resize (size_type suggested_new_size)

Resizes the container to suggested_new_size, a suggested size (the actual size will be determined by the Size_Policy object).

void __gnu_pbds::hash_load_check_resize_trigger< false , std::size_t >::set_loads (std::pair< float, float > load_pair) [inherited]

Sets the loads through a pair of the minimal and maximal loads, respectively.

Author

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Mon Jul 13 2020 libstdc++