hash_multiset.h

00001 // Debugging hash_multiset implementation -*- C++ -*- 00002 00003 // Copyright (C) 2003 00004 // Free Software Foundation, Inc. 00005 // 00006 // This file is part of the GNU ISO C++ Library. This library is free 00007 // software; you can redistribute it and/or modify it under the 00008 // terms of the GNU General Public License as published by the 00009 // Free Software Foundation; either version 2, or (at your option) 00010 // any later version. 00011 00012 // This library is distributed in the hope that it will be useful, 00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 // GNU General Public License for more details. 00016 00017 // You should have received a copy of the GNU General Public License along 00018 // with this library; see the file COPYING. If not, write to the Free 00019 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 00020 // USA. 00021 00022 // As a special exception, you may use this file as part of a free software 00023 // library without restriction. Specifically, if other files instantiate 00024 // templates or use macros or inline functions from this file, or you compile 00025 // this file and link it with other files to produce an executable, this 00026 // file does not by itself cause the resulting executable to be covered by 00027 // the GNU General Public License. This exception does not however 00028 // invalidate any other reasons why the executable file might be covered by 00029 // the GNU General Public License. 00030 00031 #ifndef _GLIBCXX_DEBUG_HASH_MULTISET_H 00032 #define _GLIBCXX_DEBUG_HASH_MULTISET_H 1 00033 00034 #include <debug/safe_sequence.h> 00035 #include <debug/safe_iterator.h> 00036 00037 namespace __gnu_debug_def 00038 { 00039 template<typename _Value, 00040 typename _HashFcn = __gnu_cxx::hash<_Value>, 00041 typename _EqualKey = std::equal_to<_Value>, 00042 typename _Alloc = std::allocator<_Value> > 00043 class hash_multiset 00044 : public __gnu_cxx::hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc>, 00045 public __gnu_debug::_Safe_sequence<hash_multiset<_Value, _HashFcn, 00046 _EqualKey, _Alloc> > 00047 { 00048 typedef __gnu_cxx:: hash_multiset<_Value,_HashFcn, _EqualKey,_Alloc> 00049 _Base; 00050 typedef __gnu_debug::_Safe_sequence<hash_multiset> _Safe_base; 00051 00052 public: 00053 typedef typename _Base::key_type key_type; 00054 typedef typename _Base::value_type value_type; 00055 typedef typename _Base::hasher hasher; 00056 typedef typename _Base::key_equal key_equal; 00057 typedef typename _Base::size_type size_type; 00058 typedef typename _Base::difference_type difference_type; 00059 typedef typename _Base::pointer pointer; 00060 typedef typename _Base::const_pointer const_pointer; 00061 typedef typename _Base::reference reference; 00062 typedef typename _Base::const_reference const_reference; 00063 00064 typedef __gnu_debug::_Safe_iterator<typename _Base::iterator, 00065 hash_multiset> iterator; 00066 typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator, 00067 hash_multiset> const_iterator; 00068 00069 typedef typename _Base::allocator_type allocator_type; 00070 00071 using _Base::hash_funct; 00072 using _Base::key_eq; 00073 using _Base::get_allocator; 00074 00075 hash_multiset() { } 00076 00077 explicit hash_multiset(size_type __n) : _Base(__n) { } 00078 00079 hash_multiset(size_type __n, const hasher& __hf) : _Base(__n, __hf) { } 00080 00081 hash_multiset(size_type __n, const hasher& __hf, const key_equal& __eql, 00082 const allocator_type& __a = allocator_type()) 00083 : _Base(__n, __hf, __eql, __a) 00084 { } 00085 00086 template<typename _InputIterator> 00087 hash_multiset(_InputIterator __f, _InputIterator __l) 00088 : _Base(__gnu_debug::__check_valid_range(__f, __l), __l) 00089 { } 00090 00091 template<typename _InputIterator> 00092 hash_multiset(_InputIterator __f, _InputIterator __l, size_type __n) 00093 : _Base(__gnu_debug::__check_valid_range(__f, __l), __l, __n) 00094 { } 00095 00096 template<typename _InputIterator> 00097 hash_multiset(_InputIterator __f, _InputIterator __l, size_type __n, 00098 const hasher& __hf) 00099 : _Base(__gnu_debug::__check_valid_range(__f, __l), __l, __n, __hf) 00100 { } 00101 00102 template<typename _InputIterator> 00103 hash_multiset(_InputIterator __f, _InputIterator __l, size_type __n, 00104 const hasher& __hf, const key_equal& __eql, 00105 const allocator_type& __a = allocator_type()) 00106 : _Base(__gnu_debug::__check_valid_range(__f, __l), __l, __n, __hf, 00107 __eql, __a) 00108 { } 00109 00110 hash_multiset(const _Base& __x) : _Base(__x), _Safe_base() { } 00111 00112 using _Base::size; 00113 using _Base::max_size; 00114 using _Base::empty; 00115 00116 void 00117 swap(hash_multiset& __x) 00118 { 00119 _Base::swap(__x); 00120 this->_M_swap(__x); 00121 } 00122 00123 iterator begin() const { return iterator(_Base::begin(), this); } 00124 iterator end() const { return iterator(_Base::end(), this); } 00125 00126 iterator 00127 insert(const value_type& __obj) 00128 { return iterator(_Base::insert(__obj), this); } 00129 00130 template <typename _InputIterator> 00131 void 00132 insert(_InputIterator __first, _InputIterator __last) 00133 { 00134 __glibcxx_check_valid_range(__first, __last); 00135 _Base::insert(__first.base(), __last.base()); 00136 } 00137 00138 00139 iterator 00140 insert_noresize(const value_type& __obj) 00141 { return iterator(_Base::insert_noresize(__obj), this); } 00142 00143 iterator 00144 find(const key_type& __key) const 00145 { return iterator(_Base::find(__key), this); } 00146 00147 using _Base::count; 00148 00149 std::pair<iterator, iterator> 00150 equal_range(const key_type& __key) const 00151 { 00152 typedef typename _Base::iterator _Base_iterator; 00153 std::pair<_Base_iterator, _Base_iterator> __res = 00154 _Base::equal_range(__key); 00155 return std::make_pair(iterator(__res.first, this), 00156 iterator(__res.second, this)); 00157 } 00158 00159 size_type 00160 erase(const key_type& __key) 00161 { 00162 size_type __count = 0; 00163 std::pair<iterator, iterator> __victims = this->equal_range(__key); 00164 while (__victims.first != __victims.second) 00165 { 00166 this->erase(__victims++); 00167 ++__count; 00168 } 00169 return __count; 00170 } 00171 00172 void 00173 erase(iterator __it) 00174 { 00175 __glibcxx_check_erase(__it); 00176 __it._M_invalidate(); 00177 _Base::erase(__it.base()); 00178 } 00179 00180 void 00181 erase(iterator __first, iterator __last) 00182 { 00183 __glibcxx_check_erase_range(__first, __last); 00184 for (iterator __tmp = __first; __tmp != __last;) 00185 { 00186 iterator __victim = __tmp++; 00187 __victim._M_invalidate(); 00188 } 00189 _Base::erase(__first.base(), __last.base()); 00190 } 00191 00192 void 00193 clear() 00194 { 00195 _Base::clear(); 00196 this->_M_invalidate_all(); 00197 } 00198 00199 using _Base::resize; 00200 using _Base::bucket_count; 00201 using _Base::max_bucket_count; 00202 using _Base::elems_in_bucket; 00203 00204 _Base& _M_base() { return *this; } 00205 const _Base& _M_base() const { return *this; } 00206 00207 private: 00208 void 00209 _M_invalidate_all() 00210 { 00211 typedef typename _Base::const_iterator _Base_const_iterator; 00212 typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal; 00213 this->_M_invalidate_if(_Not_equal(_M_base().end())); 00214 } 00215 }; 00216 00217 template<typename _Value, typename _HashFcn, typename _EqualKey, typename _Alloc> 00218 inline bool 00219 operator==(const hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc>& __x, 00220 const hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc>& __y) 00221 { return __x._M_base() == __y._M_base(); } 00222 00223 template<typename _Value, typename _HashFcn, typename _EqualKey, typename _Alloc> 00224 inline bool 00225 operator!=(const hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc>& __x, 00226 const hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc>& __y) 00227 { return __x._M_base() != __y._M_base(); } 00228 00229 template<typename _Value, typename _HashFcn, typename _EqualKey, typename _Alloc> 00230 inline void 00231 swap(hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc>& __x, 00232 hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc>& __y) 00233 { __x.swap(__y); } 00234 } // namespace __gnu_debug_def 00235 00236 #endif

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