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// map standard header |
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#pragma once |
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#ifndef _MAP_ |
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#define _MAP_ |
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#ifndef RC_INVOKED |
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#include <xtree> |
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#ifdef _MSC_VER |
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#pragma pack(push,_CRT_PACKING) |
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#pragma warning(push,3) |
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#endif /* _MSC_VER */ |
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_STD_BEGIN |
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// TEMPLATE CLASS _Tmap_traits |
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template<class _Kty, // key type |
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class _Ty, // mapped type |
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class _Pr, // comparator predicate type |
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class _Alloc, // actual allocator type (should be value allocator) |
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bool _Mfl> // true if multiple equivalent keys are permitted |
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class _Tmap_traits |
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: public _CONTAINER_BASE_AUX_ALLOC<_Alloc> |
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{ // traits required to make _Tree behave like a map |
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public: |
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typedef _Kty key_type; |
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typedef pair<const _Kty, _Ty> value_type; |
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typedef _Pr key_compare; |
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typedef typename _Alloc::template rebind<value_type>::other |
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allocator_type; |
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typedef typename allocator_type::pointer _ITptr; |
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typedef typename allocator_type::reference _IReft; |
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enum |
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{ // make multi parameter visible as an enum constant |
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_Multi = _Mfl}; |
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_Tmap_traits(_Pr _Parg, _Alloc _Al) |
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: _CONTAINER_BASE_AUX_ALLOC<_Alloc>(_Al), comp(_Parg) |
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{ // construct with specified comparator |
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} |
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class value_compare |
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: public binary_function<value_type, value_type, bool> |
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{ // functor for comparing two element values |
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friend class _Tmap_traits<_Kty, _Ty, _Pr, _Alloc, _Mfl>; |
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public: |
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bool operator()(const value_type& _Left, |
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const value_type& _Right) const |
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{ // test if _Left precedes _Right by comparing just keys |
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return (comp(_Left.first, _Right.first)); |
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} |
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value_compare(key_compare _Pred) |
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: comp(_Pred) |
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{ // construct with specified predicate |
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} |
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protected: |
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key_compare comp; // the comparator predicate for keys |
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}; |
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static const _Kty& _Kfn(const value_type& _Val) |
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{ // extract key from element value |
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return (_Val.first); |
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} |
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_Pr comp; // the comparator predicate for keys |
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}; |
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// TEMPLATE CLASS map |
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typedef _Kty key_type; |
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typedef _Ty mapped_type; |
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typedef _Ty referent_type; // retained |
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typedef _Pr key_compare; |
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typedef typename _Mybase::value_compare value_compare; |
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typedef typename _Mybase::allocator_type allocator_type; |
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typedef typename _Mybase::size_type size_type; |
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typedef typename _Mybase::difference_type difference_type; |
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typedef typename _Mybase::pointer pointer; |
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typedef typename _Mybase::const_pointer const_pointer; |
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typedef typename _Mybase::reference reference; |
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typedef typename _Mybase::const_reference const_reference; |
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typedef typename _Mybase::iterator iterator; |
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typedef typename _Mybase::const_iterator const_iterator; |
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typedef typename _Mybase::reverse_iterator reverse_iterator; |
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typedef typename _Mybase::const_reverse_iterator |
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const_reverse_iterator; |
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typedef typename _Mybase::value_type value_type; |
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map() |
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: _Mybase(key_compare(), allocator_type()) |
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{ // construct empty map from defaults |
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} |
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explicit map(const key_compare& _Pred) |
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: _Mybase(_Pred, allocator_type()) |
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{ // construct empty map from comparator |
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} |
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map(const key_compare& _Pred, const allocator_type& _Al) |
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: _Mybase(_Pred, _Al) |
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{ // construct empty map from comparator and allocator |
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} |
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template<class _Iter> |
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map(_Iter _First, _Iter _Last) |
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: _Mybase(key_compare(), allocator_type()) |
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{ // construct map from [_First, _Last), defaults |
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_DEBUG_RANGE(_First, _Last); |
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for (; _First != _Last; ++_First) |
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this->insert(*_First); |
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} |
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template<class _Iter> |
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map(_Iter _First, _Iter _Last, |
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const key_compare& _Pred) |
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: _Mybase(_Pred, allocator_type()) |
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{ // construct map from [_First, _Last), comparator |
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_DEBUG_RANGE(_First, _Last); |
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for (; _First != _Last; ++_First) |
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this->insert(*_First); |
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} |
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template<class _Iter> |
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map(_Iter _First, _Iter _Last, |
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const key_compare& _Pred, const allocator_type& _Al) |
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: _Mybase(_Pred, _Al) |
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{ // construct map from [_First, _Last), comparator, and allocator |
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_DEBUG_RANGE(_First, _Last); |
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for (; _First != _Last; ++_First) |
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this->insert(*_First); |
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} |
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#if _HAS_STRICT_CONFORMANCE |
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void erase(const_iterator _Where) |
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{ // erase element at _Where |
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_Mybase::erase(_Where); |
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} |
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size_type erase(const key_type& _Keyval) |
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{ // erase and count all that match _Keyval |
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return (_Mybase::erase(_Keyval)); |
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} |
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void erase(const_iterator _First, const_iterator _Last) |
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{ // erase [_First, _Last) |
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_Mybase::erase(_First, _Last); |
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} |
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void clear() |
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{ |
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_Mybase::clear(); |
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} |
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#endif /* _HAS_STRICT_CONFORMANCE */ |
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mapped_type& operator[](const key_type& _Keyval) |
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{ // find element matching _Keyval or insert with default mapped |
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iterator _Where = this->lower_bound(_Keyval); |
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if (_Where == this->end() |
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|| this->comp(_Keyval, this->_Key(_Where._Mynode()))) |
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_Where = this->insert(_Where, |
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value_type(_Keyval, mapped_type())); |
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return ((*_Where).second); |
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} |
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}; |
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// map implements a performant swap |
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template<class _Kty, class _Ty, class _Pr, class _Alloc> |
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class _Move_operation_category<map<_Kty, _Ty, _Pr, _Alloc> > |
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{ |
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public: |
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typedef _Swap_move_tag _Move_cat; |
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}; |
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template<class _Kty, |
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class _Ty, |
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class _Pr, |
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class _Alloc> inline |
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void swap(map<_Kty, _Ty, _Pr, _Alloc>& _Left, |
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map<_Kty, _Ty, _Pr, _Alloc>& _Right) |
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{ // swap _Left and _Right maps |
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_Left.swap(_Right); |
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} |
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// TEMPLATE CLASS multimap |
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template<class _Kty, |
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class _Ty, |
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class _Pr = less<_Kty>, |
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class _Alloc = allocator<pair<const _Kty, _Ty> > > |
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class multimap |
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: public _Tree<_Tmap_traits<_Kty, _Ty, _Pr, _Alloc, true> > |
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{ // ordered red-black tree of {key, mapped} values, non-unique keys |
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public: |
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typedef multimap<_Kty, _Ty, _Pr, _Alloc> _Myt; |
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typedef _Tree<_Tmap_traits<_Kty, _Ty, _Pr, _Alloc, true> > _Mybase; |
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typedef _Kty key_type; |
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typedef _Ty mapped_type; |
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typedef _Ty referent_type; // retained |
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typedef _Pr key_compare; |
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typedef typename _Mybase::value_compare value_compare; |
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typedef typename _Mybase::allocator_type allocator_type; |
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typedef typename _Mybase::size_type size_type; |
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typedef typename _Mybase::difference_type difference_type; |
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typedef typename _Mybase::pointer pointer; |
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typedef typename _Mybase::const_pointer const_pointer; |
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typedef typename _Mybase::reference reference; |
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typedef typename _Mybase::const_reference const_reference; |
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typedef typename _Mybase::iterator iterator; |
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typedef typename _Mybase::const_iterator const_iterator; |
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typedef typename _Mybase::reverse_iterator reverse_iterator; |
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typedef typename _Mybase::const_reverse_iterator |
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const_reverse_iterator; |
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typedef typename _Mybase::value_type value_type; |
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multimap() |
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: _Mybase(key_compare(), allocator_type()) |
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{ // construct empty map from defaults |
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} |
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explicit multimap(const key_compare& _Pred) |
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: _Mybase(_Pred, allocator_type()) |
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{ // construct empty map from comparator |
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} |
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multimap(const key_compare& _Pred, const allocator_type& _Al) |
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: _Mybase(_Pred, _Al) |
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{ // construct empty map from comparator and allocator |
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} |
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template<class _Iter> |
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multimap(_Iter _First, _Iter _Last) |
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: _Mybase(key_compare(), allocator_type()) |
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{ // construct map from [_First, _Last), defaults |
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_DEBUG_RANGE(_First, _Last); |
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for (; _First != _Last; ++_First) |
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insert(*_First); |
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} |
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template<class _Iter> |
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multimap(_Iter _First, _Iter _Last, |
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const key_compare& _Pred) |
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: _Mybase(_Pred, allocator_type()) |
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{ // construct map from [_First, _Last), comparator |
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_DEBUG_RANGE(_First, _Last); |
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for (; _First != _Last; ++_First) |
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insert(*_First); |
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} |
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template<class _Iter> |
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multimap(_Iter _First, _Iter _Last, |
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const key_compare& _Pred, const allocator_type& _Al) |
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: _Mybase(_Pred, _Al) |
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{ // construct map from [_First, _Last), comparator, and allocator |
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_DEBUG_RANGE(_First, _Last); |
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for (; _First != _Last; ++_First) |
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insert(*_First); |
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} |
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iterator insert(const value_type& _Val) |
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{ // insert a {key, mapped} value |
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return (_Mybase::insert(_Val).first); |
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} |
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iterator insert(const_iterator _Where, const value_type& _Val) |
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{ // insert a {key, mapped} value, with hint |
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return (_Mybase::insert(_Where, _Val)); |
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} |
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#if _HAS_STRICT_CONFORMANCE |
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void erase(const_iterator _Where) |
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{ // erase element at _Where |
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_Mybase::erase(_Where); |
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} |
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size_type erase(const key_type& _Keyval) |
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{ // erase and count all that match _Keyval |
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return (_Mybase::erase(_Keyval)); |
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} |
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void erase(const_iterator _First, const_iterator _Last) |
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{ // erase [_First, _Last) |
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_Mybase::erase(_First, _Last); |
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} |
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#endif /* _HAS_STRICT_CONFORMANCE */ |
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template<class _Iter> |
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void insert(_Iter _First, _Iter _Last) |
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{ // insert [_First, _Last), arbitrary iterators |
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#if _HAS_ITERATOR_DEBUGGING |
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_DEBUG_RANGE(_First, _Last); |
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#endif /* _HAS_ITERATOR_DEBUGGING */ |
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for (; _First != _Last; ++_First) |
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insert(*_First); |
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} |
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}; |
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// multimap implements a performant swap |
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template<class _Kty, class _Ty, class _Pr, class _Alloc> |
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class _Move_operation_category<multimap<_Kty, _Ty, _Pr, _Alloc> > |
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{ |
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public: |
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typedef _Swap_move_tag _Move_cat; |
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}; |
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template<class _Kty, |
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class _Ty, |
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class _Pr, |
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class _Alloc> inline |
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void swap(multimap<_Kty, _Ty, _Pr, _Alloc>& _Left, |
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multimap<_Kty, _Ty, _Pr, _Alloc>& _Right) |
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{ // swap _Left and _Right multimaps |
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_Left.swap(_Right); |
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} |
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#if _HAS_TRADITIONAL_STL |
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#define __map__ map |
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#define __multimap__ multimap |
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#endif /* _HAS_TRADITIONAL_STL */ |
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_STD_END |
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#ifdef _MSC_VER |
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#pragma warning(pop) |
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#pragma pack(pop) |
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#endif /* _MSC_VER */ |
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#endif /* RC_INVOKED */ |
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#endif /* _MAP_ */ |
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/* |
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* Copyright (c) 1992-2007 by P.J. Plauger. ALL RIGHTS RESERVED. |
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* Consult your license regarding permissions and restrictions. |
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V5.03:0009 */ |
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