libstdc++
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00001 // Profiling multimap implementation -*- C++ -*- 00002 00003 // Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the 00007 // terms of the GNU General Public License as published by the 00008 // Free Software Foundation; either version 3, or (at your option) 00009 // any later version. 00010 00011 // This library is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 // GNU General Public License for more details. 00015 00016 // Under Section 7 of GPL version 3, you are granted additional 00017 // permissions described in the GCC Runtime Library Exception, version 00018 // 3.1, as published by the Free Software Foundation. 00019 00020 // You should have received a copy of the GNU General Public License and 00021 // a copy of the GCC Runtime Library Exception along with this program; 00022 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 00023 // <http://www.gnu.org/licenses/>. 00024 00025 /** @file profile/multimap.h 00026 * This file is a GNU profile extension to the Standard C++ Library. 00027 */ 00028 00029 #ifndef _GLIBCXX_PROFILE_MULTIMAP_H 00030 #define _GLIBCXX_PROFILE_MULTIMAP_H 1 00031 00032 #include <utility> 00033 00034 namespace std _GLIBCXX_VISIBILITY(default) 00035 { 00036 namespace __profile 00037 { 00038 /// Class std::multimap wrapper with performance instrumentation. 00039 template<typename _Key, typename _Tp, typename _Compare = std::less<_Key>, 00040 typename _Allocator = std::allocator<std::pair<const _Key, _Tp> > > 00041 class multimap 00042 : public _GLIBCXX_STD_C::multimap<_Key, _Tp, _Compare, _Allocator> 00043 { 00044 typedef _GLIBCXX_STD_C::multimap<_Key, _Tp, _Compare, _Allocator> _Base; 00045 00046 public: 00047 // types: 00048 typedef _Key key_type; 00049 typedef _Tp mapped_type; 00050 typedef std::pair<const _Key, _Tp> value_type; 00051 typedef _Compare key_compare; 00052 typedef _Allocator allocator_type; 00053 typedef typename _Base::reference reference; 00054 typedef typename _Base::const_reference const_reference; 00055 00056 typedef typename _Base::iterator iterator; 00057 typedef typename _Base::const_iterator const_iterator; 00058 typedef typename _Base::reverse_iterator reverse_iterator; 00059 typedef typename _Base::const_reverse_iterator const_reverse_iterator; 00060 00061 typedef typename _Base::size_type size_type; 00062 typedef typename _Base::difference_type difference_type; 00063 typedef typename _Base::pointer pointer; 00064 typedef typename _Base::const_pointer const_pointer; 00065 00066 // 23.3.1.1 construct/copy/destroy: 00067 explicit multimap(const _Compare& __comp = _Compare(), 00068 const _Allocator& __a = _Allocator()) 00069 : _Base(__comp, __a) { } 00070 00071 template<typename _InputIterator> 00072 multimap(_InputIterator __first, _InputIterator __last, 00073 const _Compare& __comp = _Compare(), 00074 const _Allocator& __a = _Allocator()) 00075 : _Base(__first, __last, __comp, __a) { } 00076 00077 multimap(const multimap& __x) 00078 : _Base(__x) { } 00079 00080 multimap(const _Base& __x) 00081 : _Base(__x) { } 00082 00083 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00084 multimap(multimap&& __x) 00085 : _Base(std::move(__x)) 00086 { } 00087 00088 multimap(initializer_list<value_type> __l, 00089 const _Compare& __c = _Compare(), 00090 const allocator_type& __a = allocator_type()) 00091 : _Base(__l, __c, __a) { } 00092 #endif 00093 00094 ~multimap() { } 00095 00096 multimap& 00097 operator=(const multimap& __x) 00098 { 00099 *static_cast<_Base*>(this) = __x; 00100 return *this; 00101 } 00102 00103 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00104 multimap& 00105 operator=(multimap&& __x) 00106 { 00107 // NB: DR 1204. 00108 // NB: DR 675. 00109 this->clear(); 00110 this->swap(__x); 00111 return *this; 00112 } 00113 00114 multimap& 00115 operator=(initializer_list<value_type> __l) 00116 { 00117 this->clear(); 00118 this->insert(__l); 00119 return *this; 00120 } 00121 #endif 00122 00123 using _Base::get_allocator; 00124 00125 // iterators: 00126 iterator 00127 begin() 00128 { return iterator(_Base::begin()); } 00129 00130 const_iterator 00131 begin() const 00132 { return const_iterator(_Base::begin()); } 00133 00134 iterator 00135 end() 00136 { return iterator(_Base::end()); } 00137 00138 const_iterator 00139 end() const 00140 { return const_iterator(_Base::end()); } 00141 00142 reverse_iterator 00143 rbegin() 00144 { return reverse_iterator(end()); } 00145 00146 const_reverse_iterator 00147 rbegin() const 00148 { return const_reverse_iterator(end()); } 00149 00150 reverse_iterator 00151 rend() 00152 { return reverse_iterator(begin()); } 00153 00154 const_reverse_iterator 00155 rend() const 00156 { return const_reverse_iterator(begin()); } 00157 00158 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00159 const_iterator 00160 cbegin() const 00161 { return const_iterator(_Base::begin()); } 00162 00163 const_iterator 00164 cend() const 00165 { return const_iterator(_Base::end()); } 00166 00167 const_reverse_iterator 00168 crbegin() const 00169 { return const_reverse_iterator(end()); } 00170 00171 const_reverse_iterator 00172 crend() const 00173 { return const_reverse_iterator(begin()); } 00174 #endif 00175 00176 // capacity: 00177 using _Base::empty; 00178 using _Base::size; 00179 using _Base::max_size; 00180 00181 // modifiers: 00182 iterator 00183 insert(const value_type& __x) 00184 { return iterator(_Base::insert(__x)); } 00185 00186 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00187 template<typename _Pair, typename = typename 00188 std::enable_if<std::is_convertible<_Pair, 00189 value_type>::value>::type> 00190 iterator 00191 insert(_Pair&& __x) 00192 { return iterator(_Base::insert(std::forward<_Pair>(__x))); } 00193 #endif 00194 00195 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00196 void 00197 insert(std::initializer_list<value_type> __list) 00198 { _Base::insert(__list); } 00199 #endif 00200 00201 iterator 00202 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00203 insert(const_iterator __position, const value_type& __x) 00204 #else 00205 insert(iterator __position, const value_type& __x) 00206 #endif 00207 { return iterator(_Base::insert(__position, __x)); } 00208 00209 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00210 template<typename _Pair, typename = typename 00211 std::enable_if<std::is_convertible<_Pair, 00212 value_type>::value>::type> 00213 iterator 00214 insert(const_iterator __position, _Pair&& __x) 00215 { return iterator(_Base::insert(__position, 00216 std::forward<_Pair>(__x))); } 00217 #endif 00218 00219 template<typename _InputIterator> 00220 void 00221 insert(_InputIterator __first, _InputIterator __last) 00222 { _Base::insert(__first, __last); } 00223 00224 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00225 iterator 00226 erase(const_iterator __position) 00227 { return iterator(_Base::erase(__position)); } 00228 00229 iterator 00230 erase(iterator __position) 00231 { return iterator(_Base::erase(__position)); } 00232 #else 00233 void 00234 erase(iterator __position) 00235 { _Base::erase(__position); } 00236 #endif 00237 00238 size_type 00239 erase(const key_type& __x) 00240 { 00241 std::pair<iterator, iterator> __victims = this->equal_range(__x); 00242 size_type __count = 0; 00243 while (__victims.first != __victims.second) 00244 { 00245 iterator __victim = __victims.first++; 00246 _Base::erase(__victim); 00247 ++__count; 00248 } 00249 return __count; 00250 } 00251 00252 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00253 iterator 00254 erase(const_iterator __first, const_iterator __last) 00255 { return iterator(_Base::erase(__first, __last)); } 00256 #else 00257 void 00258 erase(iterator __first, iterator __last) 00259 { _Base::erase(__first, __last); } 00260 #endif 00261 00262 void 00263 swap(multimap& __x) 00264 { _Base::swap(__x); } 00265 00266 void 00267 clear() 00268 { this->erase(begin(), end()); } 00269 00270 // observers: 00271 using _Base::key_comp; 00272 using _Base::value_comp; 00273 00274 // 23.3.1.3 multimap operations: 00275 iterator 00276 find(const key_type& __x) 00277 { return iterator(_Base::find(__x)); } 00278 00279 const_iterator 00280 find(const key_type& __x) const 00281 { return const_iterator(_Base::find(__x)); } 00282 00283 using _Base::count; 00284 00285 iterator 00286 lower_bound(const key_type& __x) 00287 { return iterator(_Base::lower_bound(__x)); } 00288 00289 const_iterator 00290 lower_bound(const key_type& __x) const 00291 { return const_iterator(_Base::lower_bound(__x)); } 00292 00293 iterator 00294 upper_bound(const key_type& __x) 00295 { return iterator(_Base::upper_bound(__x)); } 00296 00297 const_iterator 00298 upper_bound(const key_type& __x) const 00299 { return const_iterator(_Base::upper_bound(__x)); } 00300 00301 std::pair<iterator,iterator> 00302 equal_range(const key_type& __x) 00303 { 00304 typedef typename _Base::iterator _Base_iterator; 00305 std::pair<_Base_iterator, _Base_iterator> __res = 00306 _Base::equal_range(__x); 00307 return std::make_pair(iterator(__res.first), 00308 iterator(__res.second)); 00309 } 00310 00311 std::pair<const_iterator,const_iterator> 00312 equal_range(const key_type& __x) const 00313 { 00314 typedef typename _Base::const_iterator _Base_const_iterator; 00315 std::pair<_Base_const_iterator, _Base_const_iterator> __res = 00316 _Base::equal_range(__x); 00317 return std::make_pair(const_iterator(__res.first), 00318 const_iterator(__res.second)); 00319 } 00320 00321 _Base& 00322 _M_base() { return *this; } 00323 00324 const _Base& 00325 _M_base() const { return *this; } 00326 }; 00327 00328 template<typename _Key, typename _Tp, 00329 typename _Compare, typename _Allocator> 00330 inline bool 00331 operator==(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs, 00332 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs) 00333 { return __lhs._M_base() == __rhs._M_base(); } 00334 00335 template<typename _Key, typename _Tp, 00336 typename _Compare, typename _Allocator> 00337 inline bool 00338 operator!=(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs, 00339 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs) 00340 { return __lhs._M_base() != __rhs._M_base(); } 00341 00342 template<typename _Key, typename _Tp, 00343 typename _Compare, typename _Allocator> 00344 inline bool 00345 operator<(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs, 00346 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs) 00347 { return __lhs._M_base() < __rhs._M_base(); } 00348 00349 template<typename _Key, typename _Tp, 00350 typename _Compare, typename _Allocator> 00351 inline bool 00352 operator<=(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs, 00353 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs) 00354 { return __lhs._M_base() <= __rhs._M_base(); } 00355 00356 template<typename _Key, typename _Tp, 00357 typename _Compare, typename _Allocator> 00358 inline bool 00359 operator>=(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs, 00360 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs) 00361 { return __lhs._M_base() >= __rhs._M_base(); } 00362 00363 template<typename _Key, typename _Tp, 00364 typename _Compare, typename _Allocator> 00365 inline bool 00366 operator>(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs, 00367 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs) 00368 { return __lhs._M_base() > __rhs._M_base(); } 00369 00370 template<typename _Key, typename _Tp, 00371 typename _Compare, typename _Allocator> 00372 inline void 00373 swap(multimap<_Key, _Tp, _Compare, _Allocator>& __lhs, 00374 multimap<_Key, _Tp, _Compare, _Allocator>& __rhs) 00375 { __lhs.swap(__rhs); } 00376 00377 } // namespace __profile 00378 } // namespace std 00379 00380 #endif