1 // -*- C++ -*- 2 3 // Copyright (C) 2005, 2006, 2009 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 constructors_destructor_fn_imps.hpp 38 * Contains an implementation class for ov_tree_. 39 */ 40 41 PB_DS_CLASS_T_DEC 42 typename PB_DS_CLASS_C_DEC::value_allocator 43 PB_DS_CLASS_C_DEC::s_value_alloc; 44 45 PB_DS_CLASS_T_DEC 46 typename PB_DS_CLASS_C_DEC::metadata_allocator 47 PB_DS_CLASS_C_DEC::s_metadata_alloc; 48 49 PB_DS_CLASS_T_DEC 50 PB_DS_CLASS_C_DEC:: 51 PB_DS_OV_TREE_CLASS_NAME() : 52 m_a_values(NULL), 53 m_a_metadata(NULL), 54 m_end_it(NULL), 55 m_size(0) 56 { _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) } 57 58 PB_DS_CLASS_T_DEC 59 PB_DS_CLASS_C_DEC:: 60 PB_DS_OV_TREE_CLASS_NAME(const Cmp_Fn& r_cmp_fn) : 61 cmp_fn_base(r_cmp_fn), 62 m_a_values(NULL), 63 m_a_metadata(NULL), 64 m_end_it(NULL), 65 m_size(0) 66 { _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) } 67 68 PB_DS_CLASS_T_DEC 69 PB_DS_CLASS_C_DEC:: 70 PB_DS_OV_TREE_CLASS_NAME(const Cmp_Fn& r_cmp_fn, const node_update& r_node_update) : 71 cmp_fn_base(r_cmp_fn), 72 node_update(r_node_update), 73 m_a_values(NULL), 74 m_a_metadata(NULL), 75 m_end_it(NULL), 76 m_size(0) 77 { _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) } 78 79 PB_DS_CLASS_T_DEC 80 PB_DS_CLASS_C_DEC:: 81 PB_DS_OV_TREE_CLASS_NAME(const PB_DS_CLASS_C_DEC& other) : 82 #ifdef _GLIBCXX_DEBUG 83 debug_base(other), 84 #endif 85 #ifdef PB_DS_TREE_TRACE 86 PB_DS_TREE_TRACE_BASE_C_DEC(other), 87 #endif 88 cmp_fn_base(other), 89 node_update(other), 90 m_a_values(NULL), 91 m_a_metadata(NULL), 92 m_end_it(NULL), 93 m_size(0) 94 { 95 copy_from_ordered_range(other.begin(), other.end()); 96 _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) 97 } 98 99 PB_DS_CLASS_T_DEC 100 template<typename It> 101 inline void 102 PB_DS_CLASS_C_DEC:: 103 copy_from_range(It first_it, It last_it) 104 { 105 #ifdef PB_DS_DATA_TRUE_INDICATOR 106 typedef 107 std::map< 108 key_type, 109 mapped_type, 110 Cmp_Fn, 111 typename Allocator::template rebind< 112 value_type>::other> 113 map_type; 114 #else 115 typedef 116 std::set< 117 key_type, 118 Cmp_Fn, 119 typename Allocator::template rebind< 120 Key>::other> 121 map_type; 122 #endif 123 124 map_type m(first_it, last_it); 125 copy_from_ordered_range(m.begin(), m.end()); 126 } 127 128 PB_DS_CLASS_T_DEC 129 template<typename It> 130 void 131 PB_DS_CLASS_C_DEC:: 132 copy_from_ordered_range(It first_it, It last_it) 133 { 134 const size_type len = std::distance(first_it, last_it); 135 if (len == 0) 136 return; 137 138 value_vector a_values = s_value_alloc.allocate(len); 139 iterator target_it = a_values; 140 It source_it = first_it; 141 It source_end_it = last_it; 142 143 cond_dtor<size_type> cd(a_values, target_it, len); 144 while (source_it != source_end_it) 145 { 146 new (const_cast<void* >(static_cast<const void* >(target_it))) 147 value_type(*source_it++); 148 149 ++target_it; 150 } 151 152 reallocate_metadata((node_update* )this, len); 153 cd.set_no_action(); 154 m_a_values = a_values; 155 m_size = len; 156 m_end_it = m_a_values + m_size; 157 update(PB_DS_node_begin_imp(), (node_update* )this); 158 159 #ifdef _GLIBCXX_DEBUG 160 const_iterator dbg_it = m_a_values; 161 while (dbg_it != m_end_it) 162 { 163 debug_base::insert_new(PB_DS_V2F(*dbg_it)); 164 dbg_it++; 165 } 166 PB_DS_CLASS_C_DEC::assert_valid(); 167 #endif 168 } 169 170 PB_DS_CLASS_T_DEC 171 template<typename It> 172 void 173 PB_DS_CLASS_C_DEC:: 174 copy_from_ordered_range(It first_it, It last_it, It other_first_it, 175 It other_last_it) 176 { 177 clear(); 178 const size_type len = std::distance(first_it, last_it) 179 + std::distance(other_first_it, other_last_it); 180 181 value_vector a_values = s_value_alloc.allocate(len); 182 183 iterator target_it = a_values; 184 It source_it = first_it; 185 It source_end_it = last_it; 186 187 cond_dtor<size_type> cd(a_values, target_it, len); 188 while (source_it != source_end_it) 189 { 190 new (const_cast<void* >(static_cast<const void* >(target_it))) 191 value_type(*source_it++); 192 ++target_it; 193 } 194 195 source_it = other_first_it; 196 source_end_it = other_last_it; 197 198 while (source_it != source_end_it) 199 { 200 new (const_cast<void* >(static_cast<const void* >(target_it))) 201 value_type(*source_it++); 202 ++target_it; 203 } 204 205 reallocate_metadata((node_update* )this, len); 206 cd.set_no_action(); 207 m_a_values = a_values; 208 m_size = len; 209 m_end_it = m_a_values + m_size; 210 update(PB_DS_node_begin_imp(), (node_update* )this); 211 212 #ifdef _GLIBCXX_DEBUG 213 const_iterator dbg_it = m_a_values; 214 while (dbg_it != m_end_it) 215 { 216 debug_base::insert_new(PB_DS_V2F(*dbg_it)); 217 dbg_it++; 218 } 219 PB_DS_CLASS_C_DEC::assert_valid(); 220 #endif 221 } 222 223 PB_DS_CLASS_T_DEC 224 void 225 PB_DS_CLASS_C_DEC:: 226 swap(PB_DS_CLASS_C_DEC& other) 227 { 228 _GLIBCXX_DEBUG_ONLY(assert_valid();) 229 value_swap(other); 230 std::swap((Cmp_Fn& )(*this), (Cmp_Fn& )other); 231 _GLIBCXX_DEBUG_ONLY(assert_valid();) 232 } 233 234 PB_DS_CLASS_T_DEC 235 void 236 PB_DS_CLASS_C_DEC:: 237 value_swap(PB_DS_CLASS_C_DEC& other) 238 { 239 std::swap(m_a_values, other.m_a_values); 240 std::swap(m_a_metadata, other.m_a_metadata); 241 std::swap(m_size, other.m_size); 242 std::swap(m_end_it, other.m_end_it); 243 _GLIBCXX_DEBUG_ONLY(debug_base::swap(other);) 244 } 245 246 PB_DS_CLASS_T_DEC 247 PB_DS_CLASS_C_DEC:: 248 ~PB_DS_OV_TREE_CLASS_NAME() 249 { 250 _GLIBCXX_DEBUG_ONLY(assert_valid();) 251 cond_dtor<size_type> cd(m_a_values, m_end_it, m_size); 252 reallocate_metadata((node_update* )this, 0); 253 } 254 255 PB_DS_CLASS_T_DEC 256 inline void 257 PB_DS_CLASS_C_DEC:: 258 update(node_iterator /*it*/, null_node_update_pointer) 259 { } 260 261 PB_DS_CLASS_T_DEC 262 template<typename Node_Update> 263 void 264 PB_DS_CLASS_C_DEC:: 265 update(node_iterator nd_it, Node_Update* p_update) 266 { 267 const_node_iterator end_it = PB_DS_node_end_imp(); 268 if (nd_it == end_it) 269 return; 270 update(nd_it.get_l_child(), p_update); 271 update(nd_it.get_r_child(), p_update); 272 node_update::operator()(nd_it, end_it); 273 } 274