diff options
Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/bin_search_tree_.hpp')
| -rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/bin_search_tree_.hpp | 497 |
1 files changed, 497 insertions, 0 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/bin_search_tree_.hpp b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/bin_search_tree_.hpp new file mode 100644 index 000000000..7315d951f --- /dev/null +++ b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/bin_search_tree_.hpp @@ -0,0 +1,497 @@ +// -*- 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_.hpp + * Contains an implementation class for bin_search_tree_. + */ +/* + * This implementation uses an idea from the SGI STL (using a "header" node + * which is needed for efficient iteration). + */ + +#include <ext/pb_ds/exception.hpp> +#include <ext/pb_ds/detail/eq_fn/eq_by_less.hpp> +#include <ext/pb_ds/detail/types_traits.hpp> +#include <ext/pb_ds/detail/debug_map_base.hpp> +#include <ext/pb_ds/tree_policy.hpp> +#include <ext/pb_ds/detail/cond_dealtor.hpp> +#include <ext/pb_ds/detail/type_utils.hpp> +#include <ext/pb_ds/detail/tree_trace_base.hpp> +#include <utility> +#include <functional> +#include <debug/debug.h> + +namespace __gnu_pbds +{ + namespace detail + { + +#define PB_DS_CLASS_T_DEC \ + template<typename Key, typename Mapped, class Cmp_Fn, \ + class Node_And_It_Traits, class Allocator> + +#ifdef PB_DS_DATA_TRUE_INDICATOR +#define PB_DS_CLASS_NAME \ + bin_search_tree_data_ +#endif + +#ifdef PB_DS_DATA_FALSE_INDICATOR +#define PB_DS_CLASS_NAME \ + bin_search_tree_no_data_ +#endif + +#define PB_DS_CLASS_C_DEC \ + PB_DS_CLASS_NAME< \ + Key, \ + Mapped, \ + Cmp_Fn, \ + Node_And_It_Traits, \ + Allocator> + +#define PB_DS_TYPES_TRAITS_C_DEC \ + types_traits< \ + Key, \ + Mapped, \ + Allocator, \ + false> + +#ifdef _GLIBCXX_DEBUG +#define PB_DS_DEBUG_MAP_BASE_C_DEC \ + debug_map_base<Key, eq_by_less<Key, Cmp_Fn>, \ + typename Allocator::template rebind<Key>::other::const_reference> +#endif + +#ifdef PB_DS_DATA_TRUE_INDICATOR +#define PB_DS_V2F(X) (X).first +#define PB_DS_V2S(X) (X).second +#define PB_DS_EP2VP(X)& ((X)->m_value) +#endif + +#ifdef PB_DS_DATA_FALSE_INDICATOR +#define PB_DS_V2F(X) (X) +#define PB_DS_V2S(X) Mapped_Data() +#define PB_DS_EP2VP(X)& ((X)->m_value.first) +#endif + +#ifdef PB_DS_TREE_TRACE +#define PB_DS_TREE_TRACE_BASE_C_DEC \ + tree_trace_base< \ + typename Node_And_It_Traits::const_node_iterator, \ + typename Node_And_It_Traits::node_iterator, \ + Cmp_Fn, \ + true, \ + Allocator> +#endif + + /** + * class description = "8i|\|4ree $34rc|-| 7r33 74813."> + **/ + template<typename Key, + typename Mapped, + class Cmp_Fn, + class Node_And_It_Traits, + class Allocator> + class PB_DS_CLASS_NAME : +#ifdef _GLIBCXX_DEBUG + public PB_DS_DEBUG_MAP_BASE_C_DEC, +#endif +#ifdef PB_DS_TREE_TRACE + public PB_DS_TREE_TRACE_BASE_C_DEC, +#endif + public Cmp_Fn, + public PB_DS_TYPES_TRAITS_C_DEC, + public Node_And_It_Traits::node_update + { + + protected: + typedef + typename Allocator::template rebind< + typename Node_And_It_Traits::node>::other + node_allocator; + + typedef typename node_allocator::value_type node; + + typedef typename node_allocator::pointer node_pointer; + + typedef PB_DS_TYPES_TRAITS_C_DEC traits_base; + + typedef + typename Node_And_It_Traits::null_node_update_pointer + null_node_update_pointer; + + private: + typedef cond_dealtor< node, Allocator> cond_dealtor_t; + +#ifdef _GLIBCXX_DEBUG + typedef PB_DS_DEBUG_MAP_BASE_C_DEC debug_base; +#endif + + public: + + typedef typename Allocator::size_type size_type; + + typedef typename Allocator::difference_type difference_type; + + typedef typename PB_DS_TYPES_TRAITS_C_DEC::key_type key_type; + + typedef typename PB_DS_TYPES_TRAITS_C_DEC::key_pointer key_pointer; + + typedef + typename PB_DS_TYPES_TRAITS_C_DEC::const_key_pointer + const_key_pointer; + + typedef typename PB_DS_TYPES_TRAITS_C_DEC::key_reference key_reference; + + typedef + typename PB_DS_TYPES_TRAITS_C_DEC::const_key_reference + const_key_reference; + +#ifdef PB_DS_DATA_TRUE_INDICATOR + typedef typename PB_DS_TYPES_TRAITS_C_DEC::mapped_type mapped_type; + + typedef + typename PB_DS_TYPES_TRAITS_C_DEC::mapped_pointer + mapped_pointer; + + typedef + typename PB_DS_TYPES_TRAITS_C_DEC::const_mapped_pointer + const_mapped_pointer; + + typedef + typename PB_DS_TYPES_TRAITS_C_DEC::mapped_reference + mapped_reference; + + typedef + typename PB_DS_TYPES_TRAITS_C_DEC::const_mapped_reference + const_mapped_reference; +#endif + + typedef typename PB_DS_TYPES_TRAITS_C_DEC::value_type value_type; + + typedef typename PB_DS_TYPES_TRAITS_C_DEC::pointer pointer; + + typedef typename PB_DS_TYPES_TRAITS_C_DEC::const_pointer const_pointer; + + typedef typename PB_DS_TYPES_TRAITS_C_DEC::reference reference; + + typedef + typename PB_DS_TYPES_TRAITS_C_DEC::const_reference + const_reference; + + typedef + typename Node_And_It_Traits::const_point_iterator + const_point_iterator; + + typedef const_point_iterator const_iterator; + + typedef typename Node_And_It_Traits::point_iterator point_iterator; + + typedef point_iterator iterator; + + typedef + typename Node_And_It_Traits::const_reverse_iterator + const_reverse_iterator; + + typedef typename Node_And_It_Traits::reverse_iterator reverse_iterator; + + typedef + typename Node_And_It_Traits::const_node_iterator + const_node_iterator; + + typedef typename Node_And_It_Traits::node_iterator node_iterator; + + typedef Cmp_Fn cmp_fn; + + typedef Allocator allocator_type; + + typedef typename Node_And_It_Traits::node_update node_update; + + public: + + PB_DS_CLASS_NAME(); + + PB_DS_CLASS_NAME(const Cmp_Fn& r_cmp_fn); + + PB_DS_CLASS_NAME(const Cmp_Fn& r_cmp_fn, const node_update& r_update); + + PB_DS_CLASS_NAME(const PB_DS_CLASS_C_DEC& other); + + void + swap(PB_DS_CLASS_C_DEC& other); + + ~PB_DS_CLASS_NAME(); + + inline bool + empty() const; + + inline size_type + size() const; + + inline size_type + max_size() const; + + Cmp_Fn& + get_cmp_fn(); + + const Cmp_Fn& + get_cmp_fn() const; + + inline point_iterator + lower_bound(const_key_reference r_key); + + inline const_point_iterator + lower_bound(const_key_reference r_key) const; + + inline point_iterator + upper_bound(const_key_reference r_key); + + inline const_point_iterator + upper_bound(const_key_reference r_key) const; + + inline point_iterator + find(const_key_reference r_key); + + inline const_point_iterator + find(const_key_reference r_key) const; + + inline iterator + begin(); + + inline const_iterator + begin() const; + + inline iterator + end(); + + inline const_iterator + end() const; + + inline reverse_iterator + rbegin(); + + inline const_reverse_iterator + rbegin() const; + + inline reverse_iterator + rend(); + + inline const_reverse_iterator + rend() const; + + inline const_node_iterator + node_begin() const; + + inline node_iterator + node_begin(); + + inline const_node_iterator + node_end() const; + + inline node_iterator + node_end(); + + void + clear(); + + protected: + + void + value_swap(PB_DS_CLASS_C_DEC& other); + + void + initialize_min_max(); + + inline iterator + insert_imp_empty(const_reference r_value); + + inline iterator + insert_leaf_new(const_reference r_value, node_pointer p_nd, bool left_nd); + + inline node_pointer + get_new_node_for_leaf_insert(const_reference r_val, false_type); + + inline node_pointer + get_new_node_for_leaf_insert(const_reference r_val, true_type); + + inline void + actual_erase_node(node_pointer p_nd); + + inline std::pair<node_pointer, bool> + erase(node_pointer p_nd); + + inline void + update_min_max_for_erased_node(node_pointer p_nd); + + static void + clear_imp(node_pointer p_nd); + + inline std::pair< + point_iterator, + bool> + insert_leaf(const_reference r_value); + + inline void + rotate_left(node_pointer p_x); + + inline void + rotate_right(node_pointer p_y); + + inline void + rotate_parent(node_pointer p_nd); + + inline void + apply_update(node_pointer p_nd, null_node_update_pointer); + + template<typename Node_Update_> + inline void + apply_update(node_pointer p_nd, Node_Update_* p_update); + + inline void + update_to_top(node_pointer p_nd, null_node_update_pointer); + + template<typename Node_Update_> + inline void + update_to_top(node_pointer p_nd, Node_Update_* p_update); + + bool + join_prep(PB_DS_CLASS_C_DEC& other); + + void + join_finish(PB_DS_CLASS_C_DEC& other); + + bool + split_prep(const_key_reference r_key, PB_DS_CLASS_C_DEC& other); + + void + split_finish(PB_DS_CLASS_C_DEC& other); + + size_type + recursive_count(node_pointer p_nd) const; + +#ifdef _GLIBCXX_DEBUG + void + assert_valid() const; + + void + structure_only_assert_valid() const; + + void + assert_node_consistent(const node_pointer p_nd) const; +#endif + + private: +#ifdef _GLIBCXX_DEBUG + void + assert_iterators() const; + + void + assert_consistent_with_debug_base() const; + + void + assert_node_consistent_with_left(const node_pointer p_nd) const; + + void + assert_node_consistent_with_right(const node_pointer p_nd) const; + + void + assert_consistent_with_debug_base(const node_pointer p_nd) const; + + void + assert_min() const; + + void + assert_min_imp(const node_pointer p_nd) const; + + void + assert_max() const; + + void + assert_max_imp(const node_pointer p_nd) const; + + void + assert_size() const; + + typedef std::pair< const_pointer, const_pointer> node_consistent_t; + + node_consistent_t + assert_node_consistent_(const node_pointer p_nd) const; +#endif + + void + initialize(); + + node_pointer + recursive_copy_node(const node_pointer p_nd); + + protected: + node_pointer m_p_head; + + size_type m_size; + + static node_allocator s_node_allocator; + }; + +#include <ext/pb_ds/detail/bin_search_tree_/constructors_destructor_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/iterators_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/debug_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/insert_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/erase_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/find_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/info_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/split_join_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/rotate_fn_imps.hpp> +#include <ext/pb_ds/detail/bin_search_tree_/policy_access_fn_imps.hpp> + +#undef PB_DS_CLASS_C_DEC + +#undef PB_DS_CLASS_T_DEC + +#undef PB_DS_CLASS_NAME + +#undef PB_DS_TYPES_TRAITS_C_DEC + +#undef PB_DS_DEBUG_MAP_BASE_C_DEC + +#ifdef PB_DS_TREE_TRACE +#undef PB_DS_TREE_TRACE_BASE_C_DEC +#endif + +#undef PB_DS_V2F +#undef PB_DS_EP2VP +#undef PB_DS_V2S + + } // namespace detail +} // namespace __gnu_pbds |