1 // Debugging map implementation -*- C++ -*-
3 // Copyright (C) 2003, 2004, 2005
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 2, 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 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING. If not, write to the Free
19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22 // As a special exception, you may use this file as part of a free software
23 // library without restriction. Specifically, if other files instantiate
24 // templates or use macros or inline functions from this file, or you compile
25 // this file and link it with other files to produce an executable, this
26 // file does not by itself cause the resulting executable to be covered by
27 // the GNU General Public License. This exception does not however
28 // invalidate any other reasons why the executable file might be covered by
29 // the GNU General Public License.
32 * This file is a GNU debug extension to the Standard C++ Library.
35 #ifndef _GLIBCXX_DEBUG_MAP_H
36 #define _GLIBCXX_DEBUG_MAP_H 1
38 #include <debug/safe_sequence.h>
39 #include <debug/safe_iterator.h>
46 template<typename _Key, typename _Tp, typename _Compare = std::less<_Key>,
47 typename _Allocator = std::allocator<std::pair<const _Key, _Tp> > >
49 : public _GLIBCXX_STD::map<_Key, _Tp, _Compare, _Allocator>,
50 public __gnu_debug::_Safe_sequence<map<_Key, _Tp, _Compare, _Allocator> >
52 typedef _GLIBCXX_STD::map<_Key, _Tp, _Compare, _Allocator> _Base;
53 typedef __gnu_debug::_Safe_sequence<map> _Safe_base;
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<typename _Base::iterator, map>
67 typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator, map>
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 map(const _Compare& __comp = _Compare(),
81 const _Allocator& __a = _Allocator())
82 : _Base(__comp, __a) { }
84 template<typename _InputIterator>
85 map(_InputIterator __first, _InputIterator __last,
86 const _Compare& __comp = _Compare(),
87 const _Allocator& __a = _Allocator())
88 : _Base(__gnu_debug::__check_valid_range(__first, __last), __last,
89 __comp, __a), _Safe_base() { }
91 map(const map<_Key,_Tp,_Compare,_Allocator>& __x)
92 : _Base(__x), _Safe_base() { }
94 map(const _Base& __x) : _Base(__x), _Safe_base() { }
98 map<_Key,_Tp,_Compare,_Allocator>&
99 operator=(const map<_Key,_Tp,_Compare,_Allocator>& __x)
101 *static_cast<_Base*>(this) = __x;
102 this->_M_invalidate_all();
106 // _GLIBCXX_RESOLVE_LIB_DEFECTS
107 // 133. map missing get_allocator()
108 using _Base::get_allocator;
113 { return iterator(_Base::begin(), this); }
117 { return const_iterator(_Base::begin(), this); }
121 { return iterator(_Base::end(), this); }
125 { return const_iterator(_Base::end(), this); }
129 { return reverse_iterator(end()); }
131 const_reverse_iterator
133 { return const_reverse_iterator(end()); }
137 { return reverse_iterator(begin()); }
139 const_reverse_iterator
141 { return const_reverse_iterator(begin()); }
146 using _Base::max_size;
148 // 23.3.1.2 element access:
149 using _Base::operator[];
151 // _GLIBCXX_RESOLVE_LIB_DEFECTS
152 // DR 464. Suggestion for new member functions in standard containers.
156 std::pair<iterator, bool>
157 insert(const value_type& __x)
159 typedef typename _Base::iterator _Base_iterator;
160 std::pair<_Base_iterator, bool> __res = _Base::insert(__x);
161 return std::pair<iterator, bool>(iterator(__res.first, this),
166 insert(iterator __position, const value_type& __x)
168 __glibcxx_check_insert(__position);
169 return iterator(_Base::insert(__position.base(), __x), this);
172 template<typename _InputIterator>
174 insert(_InputIterator __first, _InputIterator __last)
176 __glibcxx_check_valid_range(__first, __last);
177 _Base::insert(__first, __last);
181 erase(iterator __position)
183 __glibcxx_check_erase(__position);
184 __position._M_invalidate();
185 _Base::erase(__position.base());
189 erase(const key_type& __x)
191 iterator __victim = find(__x);
192 if (__victim == end())
196 __victim._M_invalidate();
197 _Base::erase(__victim.base());
203 erase(iterator __first, iterator __last)
205 // _GLIBCXX_RESOLVE_LIB_DEFECTS
206 // 151. can't currently clear() empty container
207 __glibcxx_check_erase_range(__first, __last);
208 while (__first != __last)
209 this->erase(__first++);
213 swap(map<_Key,_Tp,_Compare,_Allocator>& __x)
221 { this->erase(begin(), end()); }
224 using _Base::key_comp;
225 using _Base::value_comp;
227 // 23.3.1.3 map operations:
229 find(const key_type& __x)
230 { return iterator(_Base::find(__x), this); }
233 find(const key_type& __x) const
234 { return const_iterator(_Base::find(__x), this); }
239 lower_bound(const key_type& __x)
240 { return iterator(_Base::lower_bound(__x), this); }
243 lower_bound(const key_type& __x) const
244 { return const_iterator(_Base::lower_bound(__x), this); }
247 upper_bound(const key_type& __x)
248 { return iterator(_Base::upper_bound(__x), this); }
251 upper_bound(const key_type& __x) const
252 { return const_iterator(_Base::upper_bound(__x), this); }
254 std::pair<iterator,iterator>
255 equal_range(const key_type& __x)
257 typedef typename _Base::iterator _Base_iterator;
258 std::pair<_Base_iterator, _Base_iterator> __res =
259 _Base::equal_range(__x);
260 return std::make_pair(iterator(__res.first, this),
261 iterator(__res.second, this));
264 std::pair<const_iterator,const_iterator>
265 equal_range(const key_type& __x) const
267 typedef typename _Base::const_iterator _Base_const_iterator;
268 std::pair<_Base_const_iterator, _Base_const_iterator> __res =
269 _Base::equal_range(__x);
270 return std::make_pair(const_iterator(__res.first, this),
271 const_iterator(__res.second, this));
275 _M_base() { return *this; }
278 _M_base() const { return *this; }
284 typedef typename _Base::const_iterator _Base_const_iterator;
285 typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
286 this->_M_invalidate_if(_Not_equal(_M_base().end()));
290 template<typename _Key,typename _Tp,typename _Compare,typename _Allocator>
292 operator==(const map<_Key,_Tp,_Compare,_Allocator>& __lhs,
293 const map<_Key,_Tp,_Compare,_Allocator>& __rhs)
294 { return __lhs._M_base() == __rhs._M_base(); }
296 template<typename _Key,typename _Tp,typename _Compare,typename _Allocator>
298 operator!=(const map<_Key,_Tp,_Compare,_Allocator>& __lhs,
299 const map<_Key,_Tp,_Compare,_Allocator>& __rhs)
300 { return __lhs._M_base() != __rhs._M_base(); }
302 template<typename _Key,typename _Tp,typename _Compare,typename _Allocator>
304 operator<(const map<_Key,_Tp,_Compare,_Allocator>& __lhs,
305 const map<_Key,_Tp,_Compare,_Allocator>& __rhs)
306 { return __lhs._M_base() < __rhs._M_base(); }
308 template<typename _Key,typename _Tp,typename _Compare,typename _Allocator>
310 operator<=(const map<_Key,_Tp,_Compare,_Allocator>& __lhs,
311 const map<_Key,_Tp,_Compare,_Allocator>& __rhs)
312 { return __lhs._M_base() <= __rhs._M_base(); }
314 template<typename _Key,typename _Tp,typename _Compare,typename _Allocator>
316 operator>=(const map<_Key,_Tp,_Compare,_Allocator>& __lhs,
317 const map<_Key,_Tp,_Compare,_Allocator>& __rhs)
318 { return __lhs._M_base() >= __rhs._M_base(); }
320 template<typename _Key,typename _Tp,typename _Compare,typename _Allocator>
322 operator>(const map<_Key,_Tp,_Compare,_Allocator>& __lhs,
323 const map<_Key,_Tp,_Compare,_Allocator>& __rhs)
324 { return __lhs._M_base() > __rhs._M_base(); }
326 template<typename _Key,typename _Tp,typename _Compare,typename _Allocator>
328 swap(map<_Key,_Tp,_Compare,_Allocator>& __lhs,
329 map<_Key,_Tp,_Compare,_Allocator>& __rhs)
330 { __lhs.swap(__rhs); }
331 } // namespace __debug