libstdc++
sample_tree_node_update.hpp
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1// -*- C++ -*-
2
3// Copyright (C) 2005-2021 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library. This library is free
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7// of the GNU General Public License as published by the Free Software
8// Foundation; either version 3, or (at your option) any later
9// version.
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11// This library is distributed in the hope that it will be useful, but
12// WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
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25// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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35
36/**
37 * @file tree_policy/sample_tree_node_update.hpp
38 * Contains a samle node update functor.
39 */
40
41#ifndef PB_DS_SAMPLE_TREE_NODE_UPDATOR_HPP
42#define PB_DS_SAMPLE_TREE_NODE_UPDATOR_HPP
43
44namespace __gnu_pbds
45{
46 /// A sample node updator.
47 template<typename Const_Node_Iter, typename Node_Iter, typename Cmp_Fn,
48 typename _Alloc>
50 {
51 typedef std::size_t metadata_type;
52
53 /// Default constructor.
55
56 /// Updates the rank of a node through a node_iterator node_it;
57 /// end_nd_it is the end node iterator.
58 inline void
59 operator()(node_iterator node_it, node_const_iterator end_nd_it) const;
60 };
61}
62#endif // #ifndef PB_DS_SAMPLE_TREE_NODE_UPDATOR_HPP
GNU extensions for policy-based data structures for public use.