headers/cpp/stl_multiset.h

   1 /*
   2  *
   3  * Copyright (c) 1994
   4  * Hewlett-Packard Company
   5  *
   6  * Permission to use, copy, modify, distribute and sell this software
   7  * and its documentation for any purpose is hereby granted without fee,
   8  * provided that the above copyright notice appear in all copies and
   9  * that both that copyright notice and this permission notice appear
  10  * in supporting documentation.  Hewlett-Packard Company makes no
  11  * representations about the suitability of this software for any
  12  * purpose.  It is provided "as is" without express or implied warranty.
  13  *
  14  *
  15  * Copyright (c) 1996
  16  * Silicon Graphics Computer Systems, Inc.
  17  *
  18  * Permission to use, copy, modify, distribute and sell this software
  19  * and its documentation for any purpose is hereby granted without fee,
  20  * provided that the above copyright notice appear in all copies and
  21  * that both that copyright notice and this permission notice appear
  22  * in supporting documentation.  Silicon Graphics makes no
  23  * representations about the suitability of this software for any
  24  * purpose.  It is provided "as is" without express or implied warranty.
  25  */
  26
  27 /* NOTE: This is an internal header file, included by other STL headers.
  28  *   You should not attempt to use it directly.
  29  */
  30
  31 #ifndef __SGI_STL_INTERNAL_MULTISET_H
  32 #define __SGI_STL_INTERNAL_MULTISET_H
  33
  34 __STL_BEGIN_NAMESPACE
  35
  36 #if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
  37 #pragma set woff 1174
  38 #pragma set woff 1375
  39 #endif
  40
  41 #ifndef __STL_LIMITED_DEFAULT_TEMPLATES
  42 template <class _Key, class _Compare = less<_Key>,
  43           class _Alloc = __STL_DEFAULT_ALLOCATOR(_Key) >
  44 #else
  45 template <class _Key, class _Compare,
  46           class _Alloc = __STL_DEFAULT_ALLOCATOR(_Key) >
  47 #endif
  48 class multiset {
  49 public:
  50   // typedefs:
  51
  52   typedef _Key     key_type;
  53   typedef _Key     value_type;
  54   typedef _Compare key_compare;
  55   typedef _Compare value_compare;
  56 private:
  57   typedef _Rb_tree<key_type, value_type,
  58                   _Identity<value_type>, key_compare, _Alloc> _Rep_type;
  59   _Rep_type _M_t;  // red-black tree representing multiset
  60 public:
  61   typedef typename _Rep_type::const_pointer pointer;
  62   typedef typename _Rep_type::const_pointer const_pointer;
  63   typedef typename _Rep_type::const_reference reference;
  64   typedef typename _Rep_type::const_reference const_reference;
  65   typedef typename _Rep_type::const_iterator iterator;
  66   typedef typename _Rep_type::const_iterator const_iterator;
  67   typedef typename _Rep_type::const_reverse_iterator reverse_iterator;
  68   typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;
  69   typedef typename _Rep_type::size_type size_type;
  70   typedef typename _Rep_type::difference_type difference_type;
  71   typedef typename _Rep_type::allocator_type allocator_type;
  72
  73   // allocation/deallocation
  74
  75   multiset() : _M_t(_Compare(), allocator_type()) {}
  76   explicit multiset(const _Compare& __comp,
  77                     const allocator_type& __a = allocator_type())
  78     : _M_t(__comp, __a) {}
  79
  80 #ifdef __STL_MEMBER_TEMPLATES
  81
  82   template <class _InputIterator>
  83   multiset(_InputIterator __first, _InputIterator __last)
  84     : _M_t(_Compare(), allocator_type())
  85     { _M_t.insert_equal(__first, __last); }
  86
  87   template <class _InputIterator>
  88   multiset(_InputIterator __first, _InputIterator __last,
  89            const _Compare& __comp,
  90            const allocator_type& __a = allocator_type())
  91     : _M_t(__comp, __a) { _M_t.insert_equal(__first, __last); }
  92
  93 #else
  94
  95   multiset(const value_type* __first, const value_type* __last)
  96     : _M_t(_Compare(), allocator_type())
  97     { _M_t.insert_equal(__first, __last); }
  98
  99   multiset(const value_type* __first, const value_type* __last,
 100            const _Compare& __comp,
 101            const allocator_type& __a = allocator_type())
 102     : _M_t(__comp, __a) { _M_t.insert_equal(__first, __last); }
 103
 104   multiset(const_iterator __first, const_iterator __last)
 105     : _M_t(_Compare(), allocator_type())
 106     { _M_t.insert_equal(__first, __last); }
 107
 108   multiset(const_iterator __first, const_iterator __last,
 109            const _Compare& __comp,
 110            const allocator_type& __a = allocator_type())
 111     : _M_t(__comp, __a) { _M_t.insert_equal(__first, __last); }
 112
 113 #endif /* __STL_MEMBER_TEMPLATES */
 114
 115   multiset(const multiset<_Key,_Compare,_Alloc>& __x) : _M_t(__x._M_t) {}
 116   multiset<_Key,_Compare,_Alloc>&
 117   operator=(const multiset<_Key,_Compare,_Alloc>& __x) {
 118     _M_t = __x._M_t;
 119     return *this;
 120   }
 121
 122   // accessors:
 123
 124   key_compare key_comp() const { return _M_t.key_comp(); }
 125   value_compare value_comp() const { return _M_t.key_comp(); }
 126   allocator_type get_allocator() const { return _M_t.get_allocator(); }
 127
 128   iterator begin() const { return _M_t.begin(); }
 129   iterator end() const { return _M_t.end(); }
 130   reverse_iterator rbegin() const { return _M_t.rbegin(); }
 131   reverse_iterator rend() const { return _M_t.rend(); }
 132   bool empty() const { return _M_t.empty(); }
 133   size_type size() const { return _M_t.size(); }
 134   size_type max_size() const { return _M_t.max_size(); }
 135   void swap(multiset<_Key,_Compare,_Alloc>& __x) { _M_t.swap(__x._M_t); }
 136
 137   // insert/erase
 138   iterator insert(const value_type& __x) {
 139     return _M_t.insert_equal(__x);
 140   }
 141   iterator insert(iterator __position, const value_type& __x) {
 142     typedef typename _Rep_type::iterator _Rep_iterator;
 143     return _M_t.insert_equal((_Rep_iterator&)__position, __x);
 144   }
 145
 146 #ifdef __STL_MEMBER_TEMPLATES
 147   template <class _InputIterator>
 148   void insert(_InputIterator __first, _InputIterator __last) {
 149     _M_t.insert_equal(__first, __last);
 150   }
 151 #else
 152   void insert(const value_type* __first, const value_type* __last) {
 153     _M_t.insert_equal(__first, __last);
 154   }
 155   void insert(const_iterator __first, const_iterator __last) {
 156     _M_t.insert_equal(__first, __last);
 157   }
 158 #endif /* __STL_MEMBER_TEMPLATES */
 159   void erase(iterator __position) {
 160     typedef typename _Rep_type::iterator _Rep_iterator;
 161     _M_t.erase((_Rep_iterator&)__position);
 162   }
 163   size_type erase(const key_type& __x) {
 164     return _M_t.erase(__x);
 165   }
 166   void erase(iterator __first, iterator __last) {
 167     typedef typename _Rep_type::iterator _Rep_iterator;
 168     _M_t.erase((_Rep_iterator&)__first, (_Rep_iterator&)__last);
 169   }
 170   void clear() { _M_t.clear(); }
 171
 172   // multiset operations:
 173
 174   iterator find(const key_type& __x) const { return _M_t.find(__x); }
 175   size_type count(const key_type& __x) const { return _M_t.count(__x); }
 176   iterator lower_bound(const key_type& __x) const {
 177     return _M_t.lower_bound(__x);
 178   }
 179   iterator upper_bound(const key_type& __x) const {
 180     return _M_t.upper_bound(__x);
 181   }
 182   pair<iterator,iterator> equal_range(const key_type& __x) const {
 183     return _M_t.equal_range(__x);
 184   }
 185   friend bool operator== __STL_NULL_TMPL_ARGS (const multiset&,
 186                                                const multiset&);
 187   friend bool operator< __STL_NULL_TMPL_ARGS (const multiset&,
 188                                               const multiset&);
 189 };
 190
 191 template <class _Key, class _Compare, class _Alloc>
 192 inline bool operator==(const multiset<_Key,_Compare,_Alloc>& __x,
 193                        const multiset<_Key,_Compare,_Alloc>& __y) {
 194   return __x._M_t == __y._M_t;
 195 }
 196
 197 template <class _Key, class _Compare, class _Alloc>
 198 inline bool operator<(const multiset<_Key,_Compare,_Alloc>& __x,
 199                       const multiset<_Key,_Compare,_Alloc>& __y) {
 200   return __x._M_t < __y._M_t;
 201 }
 202
 203 #ifdef __STL_FUNCTION_TMPL_PARTIAL_ORDER
 204
 205 template <class _Key, class _Compare, class _Alloc>
 206 inline void swap(multiset<_Key,_Compare,_Alloc>& __x,
 207                  multiset<_Key,_Compare,_Alloc>& __y) {
 208   __x.swap(__y);
 209 }
 210
 211 #endif /* __STL_FUNCTION_TMPL_PARTIAL_ORDER */
 212
 213 #if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
 214 #pragma reset woff 1174
 215 #pragma reset woff 1375
 216 #endif
 217
 218 __STL_END_NAMESPACE
 219
 220 #endif /* __SGI_STL_INTERNAL_MULTISET_H */
 221
 222 // Local Variables:
 223 // mode:C++
 224 // End: