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9 <title>counter_lu_policy Interface
</title>
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16 <h1><tt>counter_lu_policy
</tt> Interface
</h1>
18 <p>A list-update policy that moves elements to the front of the
19 list based on the counter algorithm.
</p>
21 <p>Defined in:
<a href=
22 "../../../../include/ext/pb_ds/list_update_policy.hpp"><tt>list_update_policy.hpp
</tt></a></p>
24 <h2><a name=
"link1" id=
"link1">Template Parameters
</a></h2>
26 <table class=
"c1" width=
"100%" border=
"1" summary=
27 "Template Parameters">
29 <td width=
"20%" align=
"left"><b>Parameter
</b></td>
31 <td width=
"50%" align=
"left"><b>Description
</b></td>
33 <td width=
"30%" align=
"left"><b>Default Value
</b></td>
39 <a name=
"Max_Count39887466" id=
40 "Max_Count39887466">size_t Max_Count
</a>
47 <p>When some element is accessed this number of times, it
48 will be moved to the front of the list.
</p>
57 <a name=
"Allocator35940069" id=
58 "Allocator35940069"><b>class
</b> Allocator
</a>
63 <p>Allocator type.
</p>
65 <p>This is used only for definitions, e.g., the size
71 std::allocator
<<b>char
</b>>
77 <h2><a name=
"link2" id=
"link2">Public Types and
80 <h3><a name=
"link3" id=
"link3">Policy Definitions
</a></h3>
82 <table class=
"c1" width=
"100%" border=
"1" summary=
"Types">
84 <td width=
"30%" align=
"left"><b>Type
</b></td>
86 <td width=
"55%" align=
"left"><b>Definition
</b></td>
88 <td width=
"15%" align=
"left"><b>Description
</b></td>
94 <a name=
"allocator48440069" id=
"allocator48440069">allocator
</a>
100 <a href=
"#Allocator35940069"><tt>Allocator
</tt></a>
105 <p><a href=
"#Allocator35940069"><tt>Allocator
</tt></a>
113 <a name=
"max_count52407466" id=
"max_count52407466">max_count
</a>
119 <a href=
"#Max_Count39887466"><tt>Max_Count
</tt></a>
125 <p>Maximum count.
</p>
130 <h3><a name=
"link4" id=
"link4">General Definitions
</a></h3>
132 <table class=
"c1" width=
"100%" border=
"1" summary=
"Types">
134 <td width=
"30%" align=
"left"><b>Type
</b></td>
136 <td width=
"55%" align=
"left"><b>Definition
</b></td>
138 <td width=
"15%" align=
"left"><b>Description
</b></td>
144 <a name=
"size_type55424436" id=
"size_type55424436">size_type
</a>
150 <b>typename
</b> <a href=
151 "#allocator48440069"><tt>allocator
</tt></a>::size_type
161 <h3><a name=
"link5" id=
"link5">Metadata-Type
164 <table class=
"c1" width=
"100%" border=
"1" summary=
"Types">
166 <td width=
"30%" align=
"left"><b>Type
</b></td>
168 <td width=
"55%" align=
"left"><b>Definition
</b></td>
170 <td width=
"15%" align=
"left"><b>Description
</b></td>
176 <a name=
"metadata_type2849297114" id=
177 "metadata_type2849297114">metadata_type
</a>
183 Some class containing a counter.
188 <p>Metadata on which this functor operates.
</p>
195 <a name=
"metadata_reference583863863" id=
196 "metadata_reference583863863">metadata_reference
</a>
202 <b>typename
</b> <a href=
203 "#Allocator35940069"><tt>Allocator
</tt></a>::
<b>template
</b> rebind
<
205 "#metadata_type2849297114"><tt>metadata_type
</tt></a>>::other::reference
210 <p>Reference to metadata on which this functor
216 <h2><a name=
"link6" id=
"link6">Public Methods
</a></h2>
218 <h3><a name=
"link7" id=
"link7">Metadata Methods
</a></h3>
220 <table class=
"c1" width=
"100%" border=
"1" summary=
"Methods">
222 <td width=
"45%" align=
"left"><b>Method
</b></td>
224 <td width=
"55%" align=
"left"><b>Description
</b></td>
230 <a href=
"#metadata_type2849297114"><tt>metadata_type
</tt></a>
237 <p>Creates a metadata object.
</p>
247 "#metadata_reference583863863"><tt>metadata_reference
</tt></a> r_metadata)
<b>const
</b>
252 <p>Decides whether a metadata object should be moved to
253 the front of the list.
</p>