libstdc++
sample_resize_trigger.hpp
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25// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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35
36/**
37 * @file sample_resize_trigger.hpp
38 * Contains a sample resize trigger policy class.
39 */
40
41#ifndef PB_DS_SAMPLE_RESIZE_TRIGGER_HPP
42#define PB_DS_SAMPLE_RESIZE_TRIGGER_HPP
43
44namespace __gnu_pbds
45{
46 /// A sample resize trigger policy.
48 {
49 public:
50 /// Size type.
51 typedef std::size_t size_type;
52
53 /// Default constructor.
55
56 /// Copy constructor.
58
59 /// Swaps content.
60 inline void
62
63 protected:
64 /// Notifies a search started.
65 inline void
67
68 /// Notifies a search encountered a collision.
69 inline void
71
72 /// Notifies a search ended.
73 inline void
75
76 /// Notifies a search started.
77 inline void
79
80 /// Notifies a search encountered a collision.
81 inline void
83
84 /// Notifies a search ended.
85 inline void
87
88 /// Notifies a search started.
89 inline void
91
92 /// Notifies a search encountered a collision.
93 inline void
95
96 /// Notifies a search ended.
97 inline void
99
100 /// Notifies an element was inserted. the total number of entries in
101 /// the table is num_entries.
102 inline void
104
105 /// Notifies an element was erased.
106 inline void
108
109 /// Notifies the table was cleared.
110 void
112
113 /// Notifies the table was resized as a result of this object's
114 /// signifying that a resize is needed.
115 void
117
118 /// Notifies the table was resized externally.
119 void
121
122 /// Queries whether a resize is needed.
123 inline bool
125
126 /// Queries whether a grow is needed.
127 inline bool
128 is_grow_needed(size_type size, size_type num_entries) const;
129
130 private:
131 /// Resizes to new_size.
132 virtual void
133 do_resize(size_type);
134 };
135}
136#endif
GNU extensions for policy-based data structures for public use.
A sample resize trigger policy.
void notify_erase_search_collision()
Notifies a search encountered a collision.
void notify_erase_search_end()
Notifies a search ended.
sample_range_hashing(const sample_resize_trigger &)
Copy constructor.
void notify_insert_search_start()
Notifies a search started.
void notify_insert_search_end()
Notifies a search ended.
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_erase_search_start()
Notifies a search started.
void notify_insert_search_collision()
Notifies a search encountered a collision.
sample_resize_trigger()
Default constructor.
bool is_grow_needed(size_type size, size_type num_entries) const
Queries whether a grow is needed.
void notify_erased(size_type num_entries)
Notifies an element was erased.
bool is_resize_needed() const
Queries whether a resize is needed.
void swap(sample_resize_trigger &)
Swaps content.
void notify_find_search_collision()
Notifies a search encountered a collision.
void notify_cleared()
Notifies the table was cleared.
void notify_find_search_end()
Notifies a search ended.
void notify_externally_resized(size_type new_size)
Notifies the table was resized externally.
void notify_find_search_start()
Notifies a search started.
void notify_inserted(size_type num_entries)
Notifies an element was inserted. the total number of entries in the table is num_entries.