1 // -*- C++ -*- 2 3 // Copyright (C) 2005-2014 Free Software Foundation, Inc. 4 // 5 // This file is part of the GNU ISO C++ Library. This library is free 6 // software; you can redistribute it and/or modify it under the terms 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. 10 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 14 // General Public License for more details. 15 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. 19 20 // You should have received a copy of the GNU General Public License and 21 // a copy of the GCC Runtime Library Exception along with this program; 22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23 // <http://www.gnu.org/licenses/>. 24 25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 26 27 // Permission to use, copy, modify, sell, and distribute this software 28 // is hereby granted without fee, provided that the above copyright 29 // notice appears in all copies, and that both that copyright notice 30 // and this permission notice appear in supporting documentation. None 31 // of the above authors, nor IBM Haifa Research Laboratories, make any 32 // representation about the suitability of this software for any 33 // purpose. It is provided "as is" without express or implied 34 // warranty. 35 36 /** 37 * @file trie_policy/sample_trie_node_update.hpp 38 * Contains a samle node update functor. 39 */ 40 41 #ifndef PB_DS_SAMPLE_TRIE_NODE_UPDATOR_HPP 42 #define PB_DS_SAMPLE_TRIE_NODE_UPDATOR_HPP 43 44 namespace __gnu_pbds 45 { 46 /// A sample node updator. 47 template<typename Node_CItr, typename Node_Itr, 48 typename _ATraits, typename _Alloc> 49 class sample_trie_node_update 50 { 51 public: 52 typedef std::size_t metadata_type; 53 54 protected: 55 /// Default constructor. 56 sample_trie_node_update(); 57 58 /// Updates the rank of a node through a node_iterator node_it; 59 /// end_nd_it is the end node iterator. 60 inline void 61 operator()(node_iterator, node_const_iterator) const; 62 }; 63 } 64 #endif // #ifndef PB_DS_SAMPLE_TRIE_NODE_UPDATOR_HPP 65