296 lines
10 KiB
C++
296 lines
10 KiB
C++
/*
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*
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* Copyright (c) 1994
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* Hewlett-Packard Company
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Hewlett-Packard Company makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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*
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* Copyright (c) 1996,1997
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* Silicon Graphics Computer Systems, Inc.
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Silicon Graphics makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*/
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/* NOTE: This is an internal header file, included by other STL headers.
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* You should not attempt to use it directly.
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*/
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#ifndef __SGI_STL_INTERNAL_MAP_H
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#define __SGI_STL_INTERNAL_MAP_H
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#include <concept_checks.h>
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__STL_BEGIN_NAMESPACE
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#if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
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#pragma set woff 1174
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#pragma set woff 1375
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#endif
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// Forward declarations of operators == and <, needed for friend declarations.
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template <class _Key, class _Tp,
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class _Compare __STL_DEPENDENT_DEFAULT_TMPL(less<_Key>),
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class _Alloc = __STL_DEFAULT_ALLOCATOR(_Tp) >
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class map;
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator==(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y);
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator<(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y);
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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class map {
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public:
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// requirements:
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__STL_CLASS_REQUIRES(_Tp, _Assignable);
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__STL_CLASS_BINARY_FUNCTION_CHECK(_Compare, bool, _Key, _Key);
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// typedefs:
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typedef _Key key_type;
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typedef _Tp data_type;
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typedef _Tp mapped_type;
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typedef pair<const _Key, _Tp> value_type;
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typedef _Compare key_compare;
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class value_compare
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: public binary_function<value_type, value_type, bool> {
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friend class map<_Key,_Tp,_Compare,_Alloc>;
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protected :
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_Compare comp;
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value_compare(_Compare __c) : comp(__c) {}
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public:
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bool operator()(const value_type& __x, const value_type& __y) const {
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return comp(__x.first, __y.first);
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}
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};
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private:
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typedef _Rb_tree<key_type, value_type,
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_Select1st<value_type>, key_compare, _Alloc> _Rep_type;
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_Rep_type _M_t; // red-black tree representing map
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public:
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typedef typename _Rep_type::pointer pointer;
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typedef typename _Rep_type::const_pointer const_pointer;
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typedef typename _Rep_type::reference reference;
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typedef typename _Rep_type::const_reference const_reference;
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typedef typename _Rep_type::iterator iterator;
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typedef typename _Rep_type::const_iterator const_iterator;
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typedef typename _Rep_type::reverse_iterator reverse_iterator;
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typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;
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typedef typename _Rep_type::size_type size_type;
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typedef typename _Rep_type::difference_type difference_type;
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typedef typename _Rep_type::allocator_type allocator_type;
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// allocation/deallocation
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map() : _M_t(_Compare(), allocator_type()) {}
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explicit map(const _Compare& __comp,
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const allocator_type& __a = allocator_type())
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: _M_t(__comp, __a) {}
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#ifdef __STL_MEMBER_TEMPLATES
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template <class _InputIterator>
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map(_InputIterator __first, _InputIterator __last)
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: _M_t(_Compare(), allocator_type())
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{ _M_t.insert_unique(__first, __last); }
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template <class _InputIterator>
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map(_InputIterator __first, _InputIterator __last, const _Compare& __comp,
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const allocator_type& __a = allocator_type())
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: _M_t(__comp, __a) { _M_t.insert_unique(__first, __last); }
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#else
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map(const value_type* __first, const value_type* __last)
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: _M_t(_Compare(), allocator_type())
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{ _M_t.insert_unique(__first, __last); }
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map(const value_type* __first,
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const value_type* __last, const _Compare& __comp,
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const allocator_type& __a = allocator_type())
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: _M_t(__comp, __a) { _M_t.insert_unique(__first, __last); }
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map(const_iterator __first, const_iterator __last)
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: _M_t(_Compare(), allocator_type())
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{ _M_t.insert_unique(__first, __last); }
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map(const_iterator __first, const_iterator __last, const _Compare& __comp,
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const allocator_type& __a = allocator_type())
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: _M_t(__comp, __a) { _M_t.insert_unique(__first, __last); }
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#endif /* __STL_MEMBER_TEMPLATES */
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map(const map<_Key,_Tp,_Compare,_Alloc>& __x) : _M_t(__x._M_t) {}
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map<_Key,_Tp,_Compare,_Alloc>&
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operator=(const map<_Key, _Tp, _Compare, _Alloc>& __x)
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{
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_M_t = __x._M_t;
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return *this;
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}
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// accessors:
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key_compare key_comp() const { return _M_t.key_comp(); }
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value_compare value_comp() const { return value_compare(_M_t.key_comp()); }
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allocator_type get_allocator() const { return _M_t.get_allocator(); }
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iterator begin() { return _M_t.begin(); }
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const_iterator begin() const { return _M_t.begin(); }
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iterator end() { return _M_t.end(); }
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const_iterator end() const { return _M_t.end(); }
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reverse_iterator rbegin() { return _M_t.rbegin(); }
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const_reverse_iterator rbegin() const { return _M_t.rbegin(); }
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reverse_iterator rend() { return _M_t.rend(); }
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const_reverse_iterator rend() const { return _M_t.rend(); }
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bool empty() const { return _M_t.empty(); }
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size_type size() const { return _M_t.size(); }
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size_type max_size() const { return _M_t.max_size(); }
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_Tp& operator[](const key_type& __k) {
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iterator __i = lower_bound(__k);
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// __i->first is greater than or equivalent to __k.
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if (__i == end() || key_comp()(__k, (*__i).first))
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__i = insert(__i, value_type(__k, _Tp()));
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return (*__i).second;
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}
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void swap(map<_Key,_Tp,_Compare,_Alloc>& __x) { _M_t.swap(__x._M_t); }
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// insert/erase
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pair<iterator,bool> insert(const value_type& __x)
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{ return _M_t.insert_unique(__x); }
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iterator insert(iterator position, const value_type& __x)
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{ return _M_t.insert_unique(position, __x); }
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#ifdef __STL_MEMBER_TEMPLATES
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template <class _InputIterator>
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void insert(_InputIterator __first, _InputIterator __last) {
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_M_t.insert_unique(__first, __last);
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}
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#else
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void insert(const value_type* __first, const value_type* __last) {
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_M_t.insert_unique(__first, __last);
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}
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void insert(const_iterator __first, const_iterator __last) {
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_M_t.insert_unique(__first, __last);
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}
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#endif /* __STL_MEMBER_TEMPLATES */
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void erase(iterator __position) { _M_t.erase(__position); }
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size_type erase(const key_type& __x) { return _M_t.erase(__x); }
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void erase(iterator __first, iterator __last)
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{ _M_t.erase(__first, __last); }
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void clear() { _M_t.clear(); }
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// map operations:
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iterator find(const key_type& __x) { return _M_t.find(__x); }
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const_iterator find(const key_type& __x) const { return _M_t.find(__x); }
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size_type count(const key_type& __x) const {
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return _M_t.find(__x) == _M_t.end() ? 0 : 1;
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}
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iterator lower_bound(const key_type& __x) {return _M_t.lower_bound(__x); }
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const_iterator lower_bound(const key_type& __x) const {
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return _M_t.lower_bound(__x);
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}
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iterator upper_bound(const key_type& __x) {return _M_t.upper_bound(__x); }
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const_iterator upper_bound(const key_type& __x) const {
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return _M_t.upper_bound(__x);
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}
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pair<iterator,iterator> equal_range(const key_type& __x) {
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return _M_t.equal_range(__x);
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}
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pair<const_iterator,const_iterator> equal_range(const key_type& __x) const {
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return _M_t.equal_range(__x);
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}
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#ifdef __STL_TEMPLATE_FRIENDS
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template <class _K1, class _T1, class _C1, class _A1>
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friend bool operator== (const map<_K1, _T1, _C1, _A1>&,
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const map<_K1, _T1, _C1, _A1>&);
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template <class _K1, class _T1, class _C1, class _A1>
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friend bool operator< (const map<_K1, _T1, _C1, _A1>&,
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const map<_K1, _T1, _C1, _A1>&);
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#else /* __STL_TEMPLATE_FRIENDS */
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friend bool __STD_QUALIFIER
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operator== __STL_NULL_TMPL_ARGS (const map&, const map&);
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friend bool __STD_QUALIFIER
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operator< __STL_NULL_TMPL_ARGS (const map&, const map&);
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#endif /* __STL_TEMPLATE_FRIENDS */
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};
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator==(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y) {
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return __x._M_t == __y._M_t;
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}
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator<(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y) {
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return __x._M_t < __y._M_t;
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}
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#ifdef __STL_FUNCTION_TMPL_PARTIAL_ORDER
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator!=(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y) {
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return !(__x == __y);
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}
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator>(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y) {
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return __y < __x;
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}
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator<=(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y) {
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return !(__y < __x);
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}
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline bool operator>=(const map<_Key,_Tp,_Compare,_Alloc>& __x,
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const map<_Key,_Tp,_Compare,_Alloc>& __y) {
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return !(__x < __y);
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}
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template <class _Key, class _Tp, class _Compare, class _Alloc>
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inline void swap(map<_Key,_Tp,_Compare,_Alloc>& __x,
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map<_Key,_Tp,_Compare,_Alloc>& __y) {
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__x.swap(__y);
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}
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#endif /* __STL_FUNCTION_TMPL_PARTIAL_ORDER */
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#if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
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#pragma reset woff 1174
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#pragma reset woff 1375
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#endif
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__STL_END_NAMESPACE
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#endif /* __SGI_STL_INTERNAL_MAP_H */
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// Local Variables:
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// mode:C++
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// End:
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