1 // Debugging multimap implementation -*- C++ -*-
3 // Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009, 2010
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // Under Section 7 of GPL version 3, you are granted additional
18 // permissions described in the GCC Runtime Library Exception, version
19 // 3.1, as published by the Free Software Foundation.
21 // You should have received a copy of the GNU General Public License and
22 // a copy of the GCC Runtime Library Exception along with this program;
23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24 // <http://www.gnu.org/licenses/>.
26 /** @file debug/multimap.h
27 * This file is a GNU debug extension to the Standard C++ Library.
30 #ifndef _GLIBCXX_DEBUG_MULTIMAP_H
31 #define _GLIBCXX_DEBUG_MULTIMAP_H 1
33 #include <debug/safe_sequence.h>
34 #include <debug/safe_iterator.h>
41 /// Class std::multimap with safety/checking/debug instrumentation.
42 template<typename _Key, typename _Tp, typename _Compare = std::less<_Key>,
43 typename _Allocator = std::allocator<std::pair<const _Key, _Tp> > >
45 : public _GLIBCXX_STD_D::multimap<_Key, _Tp, _Compare, _Allocator>,
46 public __gnu_debug::_Safe_sequence<multimap<_Key, _Tp,
47 _Compare, _Allocator> >
49 typedef _GLIBCXX_STD_D::multimap<_Key, _Tp, _Compare, _Allocator> _Base;
50 typedef __gnu_debug::_Safe_sequence<multimap> _Safe_base;
52 typedef typename _Base::const_iterator _Base_const_iterator;
53 typedef typename _Base::iterator _Base_iterator;
54 typedef __gnu_debug::_Equal_to<_Base_const_iterator> _Equal;
57 typedef _Key key_type;
58 typedef _Tp mapped_type;
59 typedef std::pair<const _Key, _Tp> value_type;
60 typedef _Compare key_compare;
61 typedef _Allocator allocator_type;
62 typedef typename _Base::reference reference;
63 typedef typename _Base::const_reference const_reference;
65 typedef __gnu_debug::_Safe_iterator<_Base_iterator, multimap>
67 typedef __gnu_debug::_Safe_iterator<_Base_const_iterator,
68 multimap> const_iterator;
70 typedef typename _Base::size_type size_type;
71 typedef typename _Base::difference_type difference_type;
72 typedef typename _Base::pointer pointer;
73 typedef typename _Base::const_pointer const_pointer;
74 typedef std::reverse_iterator<iterator> reverse_iterator;
75 typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
77 using _Base::value_compare;
79 // 23.3.1.1 construct/copy/destroy:
80 explicit multimap(const _Compare& __comp = _Compare(),
81 const _Allocator& __a = _Allocator())
82 : _Base(__comp, __a) { }
84 template<typename _InputIterator>
85 multimap(_InputIterator __first, _InputIterator __last,
86 const _Compare& __comp = _Compare(),
87 const _Allocator& __a = _Allocator())
88 : _Base(__gnu_debug::__base(__gnu_debug::__check_valid_range(__first,
90 __gnu_debug::__base(__last),
93 multimap(const multimap& __x)
94 : _Base(__x), _Safe_base() { }
96 multimap(const _Base& __x)
97 : _Base(__x), _Safe_base() { }
99 #ifdef __GXX_EXPERIMENTAL_CXX0X__
100 multimap(multimap&& __x)
101 : _Base(std::move(__x)), _Safe_base()
102 { this->_M_swap(__x); }
104 multimap(initializer_list<value_type> __l,
105 const _Compare& __c = _Compare(),
106 const allocator_type& __a = allocator_type())
107 : _Base(__l, __c, __a), _Safe_base() { }
113 operator=(const multimap& __x)
115 *static_cast<_Base*>(this) = __x;
116 this->_M_invalidate_all();
120 #ifdef __GXX_EXPERIMENTAL_CXX0X__
122 operator=(multimap&& __x)
132 operator=(initializer_list<value_type> __l)
140 using _Base::get_allocator;
145 { return iterator(_Base::begin(), this); }
149 { return const_iterator(_Base::begin(), this); }
153 { return iterator(_Base::end(), this); }
157 { return const_iterator(_Base::end(), this); }
161 { return reverse_iterator(end()); }
163 const_reverse_iterator
165 { return const_reverse_iterator(end()); }
169 { return reverse_iterator(begin()); }
171 const_reverse_iterator
173 { return const_reverse_iterator(begin()); }
175 #ifdef __GXX_EXPERIMENTAL_CXX0X__
178 { return const_iterator(_Base::begin(), this); }
182 { return const_iterator(_Base::end(), this); }
184 const_reverse_iterator
186 { return const_reverse_iterator(end()); }
188 const_reverse_iterator
190 { return const_reverse_iterator(begin()); }
196 using _Base::max_size;
200 insert(const value_type& __x)
201 { return iterator(_Base::insert(__x), this); }
203 #ifdef __GXX_EXPERIMENTAL_CXX0X__
204 template<typename _Pair, typename = typename
205 std::enable_if<std::is_convertible<_Pair,
206 value_type>::value>::type>
209 { return iterator(_Base::insert(std::forward<_Pair>(__x)), this); }
212 #ifdef __GXX_EXPERIMENTAL_CXX0X__
214 insert(std::initializer_list<value_type> __list)
215 { _Base::insert(__list); }
219 #ifdef __GXX_EXPERIMENTAL_CXX0X__
220 insert(const_iterator __position, const value_type& __x)
222 insert(iterator __position, const value_type& __x)
225 __glibcxx_check_insert(__position);
226 return iterator(_Base::insert(__position.base(), __x), this);
229 #ifdef __GXX_EXPERIMENTAL_CXX0X__
230 template<typename _Pair, typename = typename
231 std::enable_if<std::is_convertible<_Pair,
232 value_type>::value>::type>
234 insert(const_iterator __position, _Pair&& __x)
236 __glibcxx_check_insert(__position);
237 return iterator(_Base::insert(__position.base(),
238 std::forward<_Pair>(__x)), this);
242 template<typename _InputIterator>
244 insert(_InputIterator __first, _InputIterator __last)
246 __glibcxx_check_valid_range(__first, __last);
247 _Base::insert(__gnu_debug::__base(__first),
248 __gnu_debug::__base(__last));
251 #ifdef __GXX_EXPERIMENTAL_CXX0X__
253 erase(const_iterator __position)
255 __glibcxx_check_erase(__position);
256 this->_M_invalidate_if(_Equal(__position.base()));
257 return iterator(_Base::erase(__position.base()), this);
261 erase(iterator __position)
263 __glibcxx_check_erase(__position);
264 this->_M_invalidate_if(_Equal(__position.base()));
265 _Base::erase(__position.base());
270 erase(const key_type& __x)
272 std::pair<_Base_iterator, _Base_iterator> __victims =
273 _Base::equal_range(__x);
274 size_type __count = 0;
275 _Base_iterator __victim = __victims.first;
276 while (__victim != __victims.second)
278 this->_M_invalidate_if(_Equal(__victim));
279 _Base::erase(__victim++);
285 #ifdef __GXX_EXPERIMENTAL_CXX0X__
287 erase(const_iterator __first, const_iterator __last)
289 // _GLIBCXX_RESOLVE_LIB_DEFECTS
290 // 151. can't currently clear() empty container
291 __glibcxx_check_erase_range(__first, __last);
292 for (_Base_const_iterator __victim = __first.base();
293 __victim != __last.base(); ++__victim)
295 _GLIBCXX_DEBUG_VERIFY(__victim != _Base::end(),
296 _M_message(__gnu_debug::__msg_valid_range)
297 ._M_iterator(__first, "first")
298 ._M_iterator(__last, "last"));
299 this->_M_invalidate_if(_Equal(__victim));
301 return iterator(_Base::erase(__first.base(), __last.base()), this);
305 erase(iterator __first, iterator __last)
307 // _GLIBCXX_RESOLVE_LIB_DEFECTS
308 // 151. can't currently clear() empty container
309 __glibcxx_check_erase_range(__first, __last);
310 for (_Base_iterator __victim = __first.base();
311 __victim != __last.base(); ++__victim)
313 _GLIBCXX_DEBUG_VERIFY(__victim != _Base::end(),
314 _M_message(__gnu_debug::__msg_valid_range)
315 ._M_iterator(__first, "first")
316 ._M_iterator(__last, "last"));
317 this->_M_invalidate_if(_Equal(__victim));
319 _Base::erase(__first.base(), __last.base());
333 this->_M_invalidate_all();
338 using _Base::key_comp;
339 using _Base::value_comp;
341 // 23.3.1.3 multimap operations:
343 find(const key_type& __x)
344 { return iterator(_Base::find(__x), this); }
347 find(const key_type& __x) const
348 { return const_iterator(_Base::find(__x), this); }
353 lower_bound(const key_type& __x)
354 { return iterator(_Base::lower_bound(__x), this); }
357 lower_bound(const key_type& __x) const
358 { return const_iterator(_Base::lower_bound(__x), this); }
361 upper_bound(const key_type& __x)
362 { return iterator(_Base::upper_bound(__x), this); }
365 upper_bound(const key_type& __x) const
366 { return const_iterator(_Base::upper_bound(__x), this); }
368 std::pair<iterator,iterator>
369 equal_range(const key_type& __x)
371 std::pair<_Base_iterator, _Base_iterator> __res =
372 _Base::equal_range(__x);
373 return std::make_pair(iterator(__res.first, this),
374 iterator(__res.second, this));
377 std::pair<const_iterator,const_iterator>
378 equal_range(const key_type& __x) const
380 std::pair<_Base_const_iterator, _Base_const_iterator> __res =
381 _Base::equal_range(__x);
382 return std::make_pair(const_iterator(__res.first, this),
383 const_iterator(__res.second, this));
387 _M_base() { return *this; }
390 _M_base() const { return *this; }
396 typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
397 this->_M_invalidate_if(_Not_equal(_Base::end()));
401 template<typename _Key, typename _Tp,
402 typename _Compare, typename _Allocator>
404 operator==(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs,
405 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs)
406 { return __lhs._M_base() == __rhs._M_base(); }
408 template<typename _Key, typename _Tp,
409 typename _Compare, typename _Allocator>
411 operator!=(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs,
412 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs)
413 { return __lhs._M_base() != __rhs._M_base(); }
415 template<typename _Key, typename _Tp,
416 typename _Compare, typename _Allocator>
418 operator<(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs,
419 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs)
420 { return __lhs._M_base() < __rhs._M_base(); }
422 template<typename _Key, typename _Tp,
423 typename _Compare, typename _Allocator>
425 operator<=(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs,
426 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs)
427 { return __lhs._M_base() <= __rhs._M_base(); }
429 template<typename _Key, typename _Tp,
430 typename _Compare, typename _Allocator>
432 operator>=(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs,
433 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs)
434 { return __lhs._M_base() >= __rhs._M_base(); }
436 template<typename _Key, typename _Tp,
437 typename _Compare, typename _Allocator>
439 operator>(const multimap<_Key, _Tp, _Compare, _Allocator>& __lhs,
440 const multimap<_Key, _Tp, _Compare, _Allocator>& __rhs)
441 { return __lhs._M_base() > __rhs._M_base(); }
443 template<typename _Key, typename _Tp,
444 typename _Compare, typename _Allocator>
446 swap(multimap<_Key, _Tp, _Compare, _Allocator>& __lhs,
447 multimap<_Key, _Tp, _Compare, _Allocator>& __rhs)
448 { __lhs.swap(__rhs); }
450 } // namespace __debug