Main Page   Namespace List   Class Hierarchy   Alphabetical List   Compound List   File List   Namespace Members   Compound Members   File Members  

stl_multimap.h

Go to the documentation of this file.
00001 /*
00002  *
00003  * Copyright (c) 1994
00004  * Hewlett-Packard Company
00005  *
00006  * Permission to use, copy, modify, distribute and sell this software
00007  * and its documentation for any purpose is hereby granted without fee,
00008  * provided that the above copyright notice appear in all copies and
00009  * that both that copyright notice and this permission notice appear
00010  * in supporting documentation.  Hewlett-Packard Company makes no
00011  * representations about the suitability of this software for any
00012  * purpose.  It is provided "as is" without express or implied warranty.
00013  *
00014  *
00015  * Copyright (c) 1996,1997
00016  * Silicon Graphics Computer Systems, Inc.
00017  *
00018  * Permission to use, copy, modify, distribute and sell this software
00019  * and its documentation for any purpose is hereby granted without fee,
00020  * provided that the above copyright notice appear in all copies and
00021  * that both that copyright notice and this permission notice appear
00022  * in supporting documentation.  Silicon Graphics makes no
00023  * representations about the suitability of this software for any
00024  * purpose.  It is provided "as is" without express or implied warranty.
00025  */
00026 
00027 /* NOTE: This is an internal header file, included by other STL headers.
00028  *   You should not attempt to use it directly.
00029  */
00030 
00031 #ifndef __SGI_STL_INTERNAL_MULTIMAP_H
00032 #define __SGI_STL_INTERNAL_MULTIMAP_H
00033 
00034 #include <bits/concept_check.h>
00035 
00036 namespace std
00037 {
00038 
00039 // Forward declaration of operators < and ==, needed for friend declaration.
00040 
00041 template <class _Key, class _Tp, 
00042           class _Compare = less<_Key>,
00043           class _Alloc = allocator<pair<const _Key, _Tp> > >
00044 class multimap;
00045 
00046 template <class _Key, class _Tp, class _Compare, class _Alloc>
00047 inline bool operator==(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00048                        const multimap<_Key,_Tp,_Compare,_Alloc>& __y);
00049 
00050 template <class _Key, class _Tp, class _Compare, class _Alloc>
00051 inline bool operator<(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00052                       const multimap<_Key,_Tp,_Compare,_Alloc>& __y);
00053 
00054 template <class _Key, class _Tp, class _Compare, class _Alloc>
00055 class multimap
00056 {
00057   // concept requirements
00058   __glibcpp_class_requires(_Tp, _SGIAssignableConcept);
00059   __glibcpp_class_requires4(_Compare, bool, _Key, _Key, _BinaryFunctionConcept);
00060 
00061 public:
00062 
00063 // typedefs:
00064 
00065   typedef _Key                  key_type;
00066   typedef _Tp                   data_type;
00067   typedef _Tp                   mapped_type;
00068   typedef pair<const _Key, _Tp> value_type;
00069   typedef _Compare              key_compare;
00070 
00071   class value_compare : public binary_function<value_type, value_type, bool> {
00072   friend class multimap<_Key,_Tp,_Compare,_Alloc>;
00073   protected:
00074     _Compare comp;
00075     value_compare(_Compare __c) : comp(__c) {}
00076   public:
00077     bool operator()(const value_type& __x, const value_type& __y) const {
00078       return comp(__x.first, __y.first);
00079     }
00080   };
00081 
00082 private:
00083   typedef _Rb_tree<key_type, value_type, 
00084                   _Select1st<value_type>, key_compare, _Alloc> _Rep_type;
00085   _Rep_type _M_t;  // red-black tree representing multimap
00086 public:
00087   typedef typename _Rep_type::pointer pointer;
00088   typedef typename _Rep_type::const_pointer const_pointer;
00089   typedef typename _Rep_type::reference reference;
00090   typedef typename _Rep_type::const_reference const_reference;
00091   typedef typename _Rep_type::iterator iterator;
00092   typedef typename _Rep_type::const_iterator const_iterator; 
00093   typedef typename _Rep_type::reverse_iterator reverse_iterator;
00094   typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;
00095   typedef typename _Rep_type::size_type size_type;
00096   typedef typename _Rep_type::difference_type difference_type;
00097   typedef typename _Rep_type::allocator_type allocator_type;
00098 
00099 // allocation/deallocation
00100 
00101   multimap() : _M_t(_Compare(), allocator_type()) { }
00102   explicit multimap(const _Compare& __comp,
00103                     const allocator_type& __a = allocator_type())
00104     : _M_t(__comp, __a) { }
00105 
00106   template <class _InputIterator>
00107   multimap(_InputIterator __first, _InputIterator __last)
00108     : _M_t(_Compare(), allocator_type())
00109     { _M_t.insert_equal(__first, __last); }
00110 
00111   template <class _InputIterator>
00112   multimap(_InputIterator __first, _InputIterator __last,
00113            const _Compare& __comp,
00114            const allocator_type& __a = allocator_type())
00115     : _M_t(__comp, __a) { _M_t.insert_equal(__first, __last); }
00116   multimap(const multimap<_Key,_Tp,_Compare,_Alloc>& __x) : _M_t(__x._M_t) { }
00117 
00118   multimap<_Key,_Tp,_Compare,_Alloc>&
00119   operator=(const multimap<_Key,_Tp,_Compare,_Alloc>& __x) {
00120     _M_t = __x._M_t;
00121     return *this; 
00122   }
00123 
00124   // accessors:
00125 
00126   key_compare key_comp() const { return _M_t.key_comp(); }
00127   value_compare value_comp() const { return value_compare(_M_t.key_comp()); }
00128   allocator_type get_allocator() const { return _M_t.get_allocator(); }
00129 
00130   iterator begin() { return _M_t.begin(); }
00131   const_iterator begin() const { return _M_t.begin(); }
00132   iterator end() { return _M_t.end(); }
00133   const_iterator end() const { return _M_t.end(); }
00134   reverse_iterator rbegin() { return _M_t.rbegin(); }
00135   const_reverse_iterator rbegin() const { return _M_t.rbegin(); }
00136   reverse_iterator rend() { return _M_t.rend(); }
00137   const_reverse_iterator rend() const { return _M_t.rend(); }
00138   bool empty() const { return _M_t.empty(); }
00139   size_type size() const { return _M_t.size(); }
00140   size_type max_size() const { return _M_t.max_size(); }
00141   void swap(multimap<_Key,_Tp,_Compare,_Alloc>& __x) { _M_t.swap(__x._M_t); }
00142 
00143   // insert/erase
00144 
00145   iterator insert(const value_type& __x) { return _M_t.insert_equal(__x); }
00146   iterator insert(iterator __position, const value_type& __x) {
00147     return _M_t.insert_equal(__position, __x);
00148   }
00149   template <class _InputIterator>
00150   void insert(_InputIterator __first, _InputIterator __last) {
00151     _M_t.insert_equal(__first, __last);
00152   }
00153   void erase(iterator __position) { _M_t.erase(__position); }
00154   size_type erase(const key_type& __x) { return _M_t.erase(__x); }
00155   void erase(iterator __first, iterator __last)
00156     { _M_t.erase(__first, __last); }
00157   void clear() { _M_t.clear(); }
00158 
00159   // multimap operations:
00160 
00161   iterator find(const key_type& __x) { return _M_t.find(__x); }
00162   const_iterator find(const key_type& __x) const { return _M_t.find(__x); }
00163   size_type count(const key_type& __x) const { return _M_t.count(__x); }
00164   iterator lower_bound(const key_type& __x) {return _M_t.lower_bound(__x); }
00165   const_iterator lower_bound(const key_type& __x) const {
00166     return _M_t.lower_bound(__x); 
00167   }
00168   iterator upper_bound(const key_type& __x) {return _M_t.upper_bound(__x); }
00169   const_iterator upper_bound(const key_type& __x) const {
00170     return _M_t.upper_bound(__x); 
00171   }
00172    pair<iterator,iterator> equal_range(const key_type& __x) {
00173     return _M_t.equal_range(__x);
00174   }
00175   pair<const_iterator,const_iterator> equal_range(const key_type& __x) const {
00176     return _M_t.equal_range(__x);
00177   }
00178 
00179   template <class _K1, class _T1, class _C1, class _A1>
00180   friend bool operator== (const multimap<_K1, _T1, _C1, _A1>&,
00181                           const multimap<_K1, _T1, _C1, _A1>&);
00182   template <class _K1, class _T1, class _C1, class _A1>
00183   friend bool operator< (const multimap<_K1, _T1, _C1, _A1>&,
00184                          const multimap<_K1, _T1, _C1, _A1>&);
00185 };
00186 
00187 template <class _Key, class _Tp, class _Compare, class _Alloc>
00188 inline bool operator==(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00189                        const multimap<_Key,_Tp,_Compare,_Alloc>& __y) {
00190   return __x._M_t == __y._M_t;
00191 }
00192 
00193 template <class _Key, class _Tp, class _Compare, class _Alloc>
00194 inline bool operator<(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00195                       const multimap<_Key,_Tp,_Compare,_Alloc>& __y) {
00196   return __x._M_t < __y._M_t;
00197 }
00198 
00199 template <class _Key, class _Tp, class _Compare, class _Alloc>
00200 inline bool operator!=(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00201                        const multimap<_Key,_Tp,_Compare,_Alloc>& __y) {
00202   return !(__x == __y);
00203 }
00204 
00205 template <class _Key, class _Tp, class _Compare, class _Alloc>
00206 inline bool operator>(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00207                       const multimap<_Key,_Tp,_Compare,_Alloc>& __y) {
00208   return __y < __x;
00209 }
00210 
00211 template <class _Key, class _Tp, class _Compare, class _Alloc>
00212 inline bool operator<=(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00213                        const multimap<_Key,_Tp,_Compare,_Alloc>& __y) {
00214   return !(__y < __x);
00215 }
00216 
00217 template <class _Key, class _Tp, class _Compare, class _Alloc>
00218 inline bool operator>=(const multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00219                        const multimap<_Key,_Tp,_Compare,_Alloc>& __y) {
00220   return !(__x < __y);
00221 }
00222 
00223 template <class _Key, class _Tp, class _Compare, class _Alloc>
00224 inline void swap(multimap<_Key,_Tp,_Compare,_Alloc>& __x, 
00225                  multimap<_Key,_Tp,_Compare,_Alloc>& __y) {
00226   __x.swap(__y);
00227 }
00228 
00229 } // namespace std
00230 
00231 #endif /* __SGI_STL_INTERNAL_MULTIMAP_H */
00232 
00233 // Local Variables:
00234 // mode:C++
00235 // End:

Generated at Tue May 1 16:28:39 2001 for libstdc++-v3 by doxygen1.2.6 written by Dimitri van Heesch, © 1997-2001