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// -*- C++ -*- // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the terms // of the GNU General Public License as published by the Free Software // Foundation; either version 3, or (at your option) any later // version. // This library is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // <http://www.gnu.org/licenses/>. // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. // Permission to use, copy, modify, sell, and distribute this software // is hereby granted without fee, provided that the above copyright // notice appears in all copies, and that both that copyright notice // and this permission notice appear in supporting documentation. None // of the above authors, nor IBM Haifa Research Laboratories, make any // representation about the suitability of this software for any // purpose. It is provided "as is" without express or implied // warranty. /** * @file bin_search_tree_/traits.hpp * Contains an implementation for bin_search_tree_. */ #ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP #define PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP #include <ext/pb_ds/detail/bin_search_tree_/point_iterators.hpp> #include <ext/pb_ds/detail/bin_search_tree_/node_iterators.hpp> namespace __gnu_pbds { namespace detail { /// Binary search tree traits, primary template /// @ingroup traits template<typename Key, typename Mapped, class Cmp_Fn, template<typename Node_CItr, class Node_Itr, class Cmp_Fn, typename _Alloc> class Node_Update, class Node, typename _Alloc> struct bin_search_tree_traits { private: typedef types_traits<Key, Mapped, _Alloc, false> type_traits; public: typedef Node node; typedef bin_search_tree_const_it_< typename _Alloc::template rebind< node>::other::pointer, typename type_traits::value_type, typename type_traits::pointer, typename type_traits::const_pointer, typename type_traits::reference, typename type_traits::const_reference, true, _Alloc> point_const_iterator; typedef bin_search_tree_it_< typename _Alloc::template rebind< node>::other::pointer, typename type_traits::value_type, typename type_traits::pointer, typename type_traits::const_pointer, typename type_traits::reference, typename type_traits::const_reference, true, _Alloc> point_iterator; typedef bin_search_tree_const_it_< typename _Alloc::template rebind< node>::other::pointer, typename type_traits::value_type, typename type_traits::pointer, typename type_traits::const_pointer, typename type_traits::reference, typename type_traits::const_reference, false, _Alloc> const_reverse_iterator; typedef bin_search_tree_it_< typename _Alloc::template rebind< node>::other::pointer, typename type_traits::value_type, typename type_traits::pointer, typename type_traits::const_pointer, typename type_traits::reference, typename type_traits::const_reference, false, _Alloc> reverse_iterator; /// This is an iterator to an iterator: it iterates over nodes, /// and de-referencing it returns one of the tree's iterators. typedef bin_search_tree_const_node_it_< Node, point_const_iterator, point_iterator, _Alloc> node_const_iterator; typedef bin_search_tree_node_it_< Node, point_const_iterator, point_iterator, _Alloc> node_iterator; typedef Node_Update< node_const_iterator, node_iterator, Cmp_Fn, _Alloc> node_update; typedef __gnu_pbds::null_node_update< node_const_iterator, node_iterator, Cmp_Fn, _Alloc>* null_node_update_pointer; }; /// Specialization. /// @ingroup traits template<typename Key, class Cmp_Fn, template<typename Node_CItr, class Node_Itr, class Cmp_Fn, typename _Alloc> class Node_Update, class Node, typename _Alloc> struct bin_search_tree_traits< Key, null_type, Cmp_Fn, Node_Update, Node, _Alloc> { private: typedef types_traits<Key, null_type, _Alloc, false> type_traits; public: typedef Node node; typedef bin_search_tree_const_it_< typename _Alloc::template rebind< node>::other::pointer, typename type_traits::value_type, typename type_traits::pointer, typename type_traits::const_pointer, typename type_traits::reference, typename type_traits::const_reference, true, _Alloc> point_const_iterator; typedef point_const_iterator point_iterator; typedef bin_search_tree_const_it_< typename _Alloc::template rebind< node>::other::pointer, typename type_traits::value_type, typename type_traits::pointer, typename type_traits::const_pointer, typename type_traits::reference, typename type_traits::const_reference, false, _Alloc> const_reverse_iterator; typedef const_reverse_iterator reverse_iterator; /// This is an iterator to an iterator: it iterates over nodes, /// and de-referencing it returns one of the tree's iterators. typedef bin_search_tree_const_node_it_< Node, point_const_iterator, point_iterator, _Alloc> node_const_iterator; typedef node_const_iterator node_iterator; typedef Node_Update<node_const_iterator, node_iterator, Cmp_Fn, _Alloc> node_update; typedef __gnu_pbds::null_node_update< node_const_iterator, node_iterator, Cmp_Fn, _Alloc>* null_node_update_pointer; }; } // namespace detail } // namespace __gnu_pbds #endif // #ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP