stl_has2.h
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上传日期:2022-05-14
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文件大小:20k
源码类别:
STL
开发平台:
Visual C++
- /*
- * Copyright (c) 1996
- * Silicon Graphics Computer Systems, Inc.
- *
- * Permission to use, copy, modify, distribute and sell this software
- * and its documentation for any purpose is hereby granted without fee,
- * provided that the above copyright notice appear in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation. Silicon Graphics makes no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- *
- * Copyright (c) 1994
- * Hewlett-Packard Company
- *
- * Permission to use, copy, modify, distribute and sell this software
- * and its documentation for any purpose is hereby granted without fee,
- * provided that the above copyright notice appear in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation. Hewlett-Packard Company makes no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- */
- /* NOTE: This is an internal header file, included by other STL headers.
- * You should not attempt to use it directly.
- */
- #ifndef __SGI_STL_INTERNAL_HASH_MAP_H
- #define __SGI_STL_INTERNAL_HASH_MAP_H
- #include <concept_checks.h>
- __STL_BEGIN_NAMESPACE
- #if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
- #pragma set woff 1174
- #pragma set woff 1375
- #endif
- // Forward declaration of equality operator; needed for friend declaration.
- template <class _Key, class _Tp,
- class _HashFcn __STL_DEPENDENT_DEFAULT_TMPL(hash<_Key>),
- class _EqualKey __STL_DEPENDENT_DEFAULT_TMPL(equal_to<_Key>),
- class _Alloc = __STL_DEFAULT_ALLOCATOR(_Tp) >
- class hash_map;
- template <class _Key, class _Tp, class _HashFn, class _EqKey, class _Alloc>
- inline bool operator==(const hash_map<_Key, _Tp, _HashFn, _EqKey, _Alloc>&,
- const hash_map<_Key, _Tp, _HashFn, _EqKey, _Alloc>&);
- template <class _Key, class _Tp, class _HashFcn, class _EqualKey,
- class _Alloc>
- class hash_map
- {
- // requirements:
- __STL_CLASS_REQUIRES(_Key, _Assignable);
- __STL_CLASS_REQUIRES(_Tp, _Assignable);
- __STL_CLASS_UNARY_FUNCTION_CHECK(_HashFcn, size_t, _Key);
- __STL_CLASS_BINARY_FUNCTION_CHECK(_EqualKey, bool, _Key, _Key);
- private:
- typedef hashtable<pair<const _Key,_Tp>,_Key,_HashFcn,
- _Select1st<pair<const _Key,_Tp> >,_EqualKey,_Alloc> _Ht;
- _Ht _M_ht;
- public:
- typedef typename _Ht::key_type key_type;
- typedef _Tp data_type;
- typedef _Tp mapped_type;
- typedef typename _Ht::value_type value_type;
- typedef typename _Ht::hasher hasher;
- typedef typename _Ht::key_equal key_equal;
- typedef typename _Ht::size_type size_type;
- typedef typename _Ht::difference_type difference_type;
- typedef typename _Ht::pointer pointer;
- typedef typename _Ht::const_pointer const_pointer;
- typedef typename _Ht::reference reference;
- typedef typename _Ht::const_reference const_reference;
- typedef typename _Ht::iterator iterator;
- typedef typename _Ht::const_iterator const_iterator;
- typedef typename _Ht::allocator_type allocator_type;
- hasher hash_funct() const { return _M_ht.hash_funct(); }
- key_equal key_eq() const { return _M_ht.key_eq(); }
- allocator_type get_allocator() const { return _M_ht.get_allocator(); }
- public:
- hash_map() : _M_ht(100, hasher(), key_equal(), allocator_type()) {}
- explicit hash_map(size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type()) {}
- hash_map(size_type __n, const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type()) {}
- hash_map(size_type __n, const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a) {}
- #ifdef __STL_MEMBER_TEMPLATES
- template <class _InputIterator>
- hash_map(_InputIterator __f, _InputIterator __l)
- : _M_ht(100, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- template <class _InputIterator>
- hash_map(_InputIterator __f, _InputIterator __l, size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- template <class _InputIterator>
- hash_map(_InputIterator __f, _InputIterator __l, size_type __n,
- const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- template <class _InputIterator>
- hash_map(_InputIterator __f, _InputIterator __l, size_type __n,
- const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a)
- { _M_ht.insert_unique(__f, __l); }
- #else
- hash_map(const value_type* __f, const value_type* __l)
- : _M_ht(100, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- hash_map(const value_type* __f, const value_type* __l, size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- hash_map(const value_type* __f, const value_type* __l, size_type __n,
- const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- hash_map(const value_type* __f, const value_type* __l, size_type __n,
- const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a)
- { _M_ht.insert_unique(__f, __l); }
- hash_map(const_iterator __f, const_iterator __l)
- : _M_ht(100, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- hash_map(const_iterator __f, const_iterator __l, size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- hash_map(const_iterator __f, const_iterator __l, size_type __n,
- const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type())
- { _M_ht.insert_unique(__f, __l); }
- hash_map(const_iterator __f, const_iterator __l, size_type __n,
- const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a)
- { _M_ht.insert_unique(__f, __l); }
- #endif /*__STL_MEMBER_TEMPLATES */
- public:
- size_type size() const { return _M_ht.size(); }
- size_type max_size() const { return _M_ht.max_size(); }
- bool empty() const { return _M_ht.empty(); }
- void swap(hash_map& __hs) { _M_ht.swap(__hs._M_ht); }
- #ifdef __STL_MEMBER_TEMPLATES
- template <class _K1, class _T1, class _HF, class _EqK, class _Al>
- friend bool operator== (const hash_map<_K1, _T1, _HF, _EqK, _Al>&,
- const hash_map<_K1, _T1, _HF, _EqK, _Al>&);
- #else /* __STL_MEMBER_TEMPLATES */
- friend bool __STD_QUALIFIER
- operator== __STL_NULL_TMPL_ARGS (const hash_map&, const hash_map&);
- #endif /* __STL_MEMBER_TEMPLATES */
- iterator begin() { return _M_ht.begin(); }
- iterator end() { return _M_ht.end(); }
- const_iterator begin() const { return _M_ht.begin(); }
- const_iterator end() const { return _M_ht.end(); }
- public:
- pair<iterator,bool> insert(const value_type& __obj)
- { return _M_ht.insert_unique(__obj); }
- #ifdef __STL_MEMBER_TEMPLATES
- template <class _InputIterator>
- void insert(_InputIterator __f, _InputIterator __l)
- { _M_ht.insert_unique(__f,__l); }
- #else
- void insert(const value_type* __f, const value_type* __l) {
- _M_ht.insert_unique(__f,__l);
- }
- void insert(const_iterator __f, const_iterator __l)
- { _M_ht.insert_unique(__f, __l); }
- #endif /*__STL_MEMBER_TEMPLATES */
- pair<iterator,bool> insert_noresize(const value_type& __obj)
- { return _M_ht.insert_unique_noresize(__obj); }
- iterator find(const key_type& __key) { return _M_ht.find(__key); }
- const_iterator find(const key_type& __key) const
- { return _M_ht.find(__key); }
- _Tp& operator[](const key_type& __key) {
- return _M_ht.find_or_insert(value_type(__key, _Tp())).second;
- }
- size_type count(const key_type& __key) const { return _M_ht.count(__key); }
- pair<iterator, iterator> equal_range(const key_type& __key)
- { return _M_ht.equal_range(__key); }
- pair<const_iterator, const_iterator>
- equal_range(const key_type& __key) const
- { return _M_ht.equal_range(__key); }
- size_type erase(const key_type& __key) {return _M_ht.erase(__key); }
- void erase(iterator __it) { _M_ht.erase(__it); }
- void erase(iterator __f, iterator __l) { _M_ht.erase(__f, __l); }
- void clear() { _M_ht.clear(); }
- void resize(size_type __hint) { _M_ht.resize(__hint); }
- size_type bucket_count() const { return _M_ht.bucket_count(); }
- size_type max_bucket_count() const { return _M_ht.max_bucket_count(); }
- size_type elems_in_bucket(size_type __n) const
- { return _M_ht.elems_in_bucket(__n); }
- };
- template <class _Key, class _Tp, class _HashFcn, class _EqlKey, class _Alloc>
- inline bool
- operator==(const hash_map<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm1,
- const hash_map<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm2)
- {
- return __hm1._M_ht == __hm2._M_ht;
- }
- #ifdef __STL_FUNCTION_TMPL_PARTIAL_ORDER
- template <class _Key, class _Tp, class _HashFcn, class _EqlKey, class _Alloc>
- inline bool
- operator!=(const hash_map<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm1,
- const hash_map<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm2) {
- return !(__hm1 == __hm2);
- }
- template <class _Key, class _Tp, class _HashFcn, class _EqlKey, class _Alloc>
- inline void
- swap(hash_map<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm1,
- hash_map<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm2)
- {
- __hm1.swap(__hm2);
- }
- #endif /* __STL_FUNCTION_TMPL_PARTIAL_ORDER */
- // Forward declaration of equality operator; needed for friend declaration.
- template <class _Key, class _Tp,
- class _HashFcn __STL_DEPENDENT_DEFAULT_TMPL(hash<_Key>),
- class _EqualKey __STL_DEPENDENT_DEFAULT_TMPL(equal_to<_Key>),
- class _Alloc = __STL_DEFAULT_ALLOCATOR(_Tp) >
- class hash_multimap;
- template <class _Key, class _Tp, class _HF, class _EqKey, class _Alloc>
- inline bool
- operator==(const hash_multimap<_Key,_Tp,_HF,_EqKey,_Alloc>& __hm1,
- const hash_multimap<_Key,_Tp,_HF,_EqKey,_Alloc>& __hm2);
- template <class _Key, class _Tp, class _HashFcn, class _EqualKey,
- class _Alloc>
- class hash_multimap
- {
- // requirements:
- __STL_CLASS_REQUIRES(_Key, _Assignable);
- __STL_CLASS_REQUIRES(_Tp, _Assignable);
- __STL_CLASS_UNARY_FUNCTION_CHECK(_HashFcn, size_t, _Key);
- __STL_CLASS_BINARY_FUNCTION_CHECK(_EqualKey, bool, _Key, _Key);
- private:
- typedef hashtable<pair<const _Key, _Tp>, _Key, _HashFcn,
- _Select1st<pair<const _Key, _Tp> >, _EqualKey, _Alloc>
- _Ht;
- _Ht _M_ht;
- public:
- typedef typename _Ht::key_type key_type;
- typedef _Tp data_type;
- typedef _Tp mapped_type;
- typedef typename _Ht::value_type value_type;
- typedef typename _Ht::hasher hasher;
- typedef typename _Ht::key_equal key_equal;
- typedef typename _Ht::size_type size_type;
- typedef typename _Ht::difference_type difference_type;
- typedef typename _Ht::pointer pointer;
- typedef typename _Ht::const_pointer const_pointer;
- typedef typename _Ht::reference reference;
- typedef typename _Ht::const_reference const_reference;
- typedef typename _Ht::iterator iterator;
- typedef typename _Ht::const_iterator const_iterator;
- typedef typename _Ht::allocator_type allocator_type;
- hasher hash_funct() const { return _M_ht.hash_funct(); }
- key_equal key_eq() const { return _M_ht.key_eq(); }
- allocator_type get_allocator() const { return _M_ht.get_allocator(); }
- public:
- hash_multimap() : _M_ht(100, hasher(), key_equal(), allocator_type()) {}
- explicit hash_multimap(size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type()) {}
- hash_multimap(size_type __n, const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type()) {}
- hash_multimap(size_type __n, const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a) {}
- #ifdef __STL_MEMBER_TEMPLATES
- template <class _InputIterator>
- hash_multimap(_InputIterator __f, _InputIterator __l)
- : _M_ht(100, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- template <class _InputIterator>
- hash_multimap(_InputIterator __f, _InputIterator __l, size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- template <class _InputIterator>
- hash_multimap(_InputIterator __f, _InputIterator __l, size_type __n,
- const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- template <class _InputIterator>
- hash_multimap(_InputIterator __f, _InputIterator __l, size_type __n,
- const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a)
- { _M_ht.insert_equal(__f, __l); }
- #else
- hash_multimap(const value_type* __f, const value_type* __l)
- : _M_ht(100, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- hash_multimap(const value_type* __f, const value_type* __l, size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- hash_multimap(const value_type* __f, const value_type* __l, size_type __n,
- const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- hash_multimap(const value_type* __f, const value_type* __l, size_type __n,
- const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a)
- { _M_ht.insert_equal(__f, __l); }
- hash_multimap(const_iterator __f, const_iterator __l)
- : _M_ht(100, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- hash_multimap(const_iterator __f, const_iterator __l, size_type __n)
- : _M_ht(__n, hasher(), key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- hash_multimap(const_iterator __f, const_iterator __l, size_type __n,
- const hasher& __hf)
- : _M_ht(__n, __hf, key_equal(), allocator_type())
- { _M_ht.insert_equal(__f, __l); }
- hash_multimap(const_iterator __f, const_iterator __l, size_type __n,
- const hasher& __hf, const key_equal& __eql,
- const allocator_type& __a = allocator_type())
- : _M_ht(__n, __hf, __eql, __a)
- { _M_ht.insert_equal(__f, __l); }
- #endif /*__STL_MEMBER_TEMPLATES */
- public:
- size_type size() const { return _M_ht.size(); }
- size_type max_size() const { return _M_ht.max_size(); }
- bool empty() const { return _M_ht.empty(); }
- void swap(hash_multimap& __hs) { _M_ht.swap(__hs._M_ht); }
- #ifdef __STL_MEMBER_TEMPLATES
- template <class _K1, class _T1, class _HF, class _EqK, class _Al>
- friend bool operator== (const hash_multimap<_K1, _T1, _HF, _EqK, _Al>&,
- const hash_multimap<_K1, _T1, _HF, _EqK, _Al>&);
- #else /* __STL_MEMBER_TEMPLATES */
- friend bool __STD_QUALIFIER
- operator== __STL_NULL_TMPL_ARGS (const hash_multimap&,const hash_multimap&);
- #endif /* __STL_MEMBER_TEMPLATES */
- iterator begin() { return _M_ht.begin(); }
- iterator end() { return _M_ht.end(); }
- const_iterator begin() const { return _M_ht.begin(); }
- const_iterator end() const { return _M_ht.end(); }
- public:
- iterator insert(const value_type& __obj)
- { return _M_ht.insert_equal(__obj); }
- #ifdef __STL_MEMBER_TEMPLATES
- template <class _InputIterator>
- void insert(_InputIterator __f, _InputIterator __l)
- { _M_ht.insert_equal(__f,__l); }
- #else
- void insert(const value_type* __f, const value_type* __l) {
- _M_ht.insert_equal(__f,__l);
- }
- void insert(const_iterator __f, const_iterator __l)
- { _M_ht.insert_equal(__f, __l); }
- #endif /*__STL_MEMBER_TEMPLATES */
- iterator insert_noresize(const value_type& __obj)
- { return _M_ht.insert_equal_noresize(__obj); }
- iterator find(const key_type& __key) { return _M_ht.find(__key); }
- const_iterator find(const key_type& __key) const
- { return _M_ht.find(__key); }
- size_type count(const key_type& __key) const { return _M_ht.count(__key); }
- pair<iterator, iterator> equal_range(const key_type& __key)
- { return _M_ht.equal_range(__key); }
- pair<const_iterator, const_iterator>
- equal_range(const key_type& __key) const
- { return _M_ht.equal_range(__key); }
- size_type erase(const key_type& __key) {return _M_ht.erase(__key); }
- void erase(iterator __it) { _M_ht.erase(__it); }
- void erase(iterator __f, iterator __l) { _M_ht.erase(__f, __l); }
- void clear() { _M_ht.clear(); }
- public:
- void resize(size_type __hint) { _M_ht.resize(__hint); }
- size_type bucket_count() const { return _M_ht.bucket_count(); }
- size_type max_bucket_count() const { return _M_ht.max_bucket_count(); }
- size_type elems_in_bucket(size_type __n) const
- { return _M_ht.elems_in_bucket(__n); }
- };
- template <class _Key, class _Tp, class _HF, class _EqKey, class _Alloc>
- inline bool
- operator==(const hash_multimap<_Key,_Tp,_HF,_EqKey,_Alloc>& __hm1,
- const hash_multimap<_Key,_Tp,_HF,_EqKey,_Alloc>& __hm2)
- {
- return __hm1._M_ht == __hm2._M_ht;
- }
- #ifdef __STL_FUNCTION_TMPL_PARTIAL_ORDER
- template <class _Key, class _Tp, class _HF, class _EqKey, class _Alloc>
- inline bool
- operator!=(const hash_multimap<_Key,_Tp,_HF,_EqKey,_Alloc>& __hm1,
- const hash_multimap<_Key,_Tp,_HF,_EqKey,_Alloc>& __hm2) {
- return !(__hm1 == __hm2);
- }
- template <class _Key, class _Tp, class _HashFcn, class _EqlKey, class _Alloc>
- inline void
- swap(hash_multimap<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm1,
- hash_multimap<_Key,_Tp,_HashFcn,_EqlKey,_Alloc>& __hm2)
- {
- __hm1.swap(__hm2);
- }
- #endif /* __STL_FUNCTION_TMPL_PARTIAL_ORDER */
- // Specialization of insert_iterator so that it will work for hash_map
- // and hash_multimap.
- #ifdef __STL_CLASS_PARTIAL_SPECIALIZATION
- template <class _Key, class _Tp, class _HashFn, class _EqKey, class _Alloc>
- class insert_iterator<hash_map<_Key, _Tp, _HashFn, _EqKey, _Alloc> > {
- protected:
- typedef hash_map<_Key, _Tp, _HashFn, _EqKey, _Alloc> _Container;
- _Container* container;
- public:
- typedef _Container container_type;
- typedef output_iterator_tag iterator_category;
- typedef void value_type;
- typedef void difference_type;
- typedef void pointer;
- typedef void reference;
- insert_iterator(_Container& __x) : container(&__x) {}
- insert_iterator(_Container& __x, typename _Container::iterator)
- : container(&__x) {}
- insert_iterator<_Container>&
- operator=(const typename _Container::value_type& __value) {
- container->insert(__value);
- return *this;
- }
- insert_iterator<_Container>& operator*() { return *this; }
- insert_iterator<_Container>& operator++() { return *this; }
- insert_iterator<_Container>& operator++(int) { return *this; }
- };
- template <class _Key, class _Tp, class _HashFn, class _EqKey, class _Alloc>
- class insert_iterator<hash_multimap<_Key, _Tp, _HashFn, _EqKey, _Alloc> > {
- protected:
- typedef hash_multimap<_Key, _Tp, _HashFn, _EqKey, _Alloc> _Container;
- _Container* container;
- typename _Container::iterator iter;
- public:
- typedef _Container container_type;
- typedef output_iterator_tag iterator_category;
- typedef void value_type;
- typedef void difference_type;
- typedef void pointer;
- typedef void reference;
- insert_iterator(_Container& __x) : container(&__x) {}
- insert_iterator(_Container& __x, typename _Container::iterator)
- : container(&__x) {}
- insert_iterator<_Container>&
- operator=(const typename _Container::value_type& __value) {
- container->insert(__value);
- return *this;
- }
- insert_iterator<_Container>& operator*() { return *this; }
- insert_iterator<_Container>& operator++() { return *this; }
- insert_iterator<_Container>& operator++(int) { return *this; }
- };
- #endif /* __STL_CLASS_PARTIAL_SPECIALIZATION */
- #if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
- #pragma reset woff 1174
- #pragma reset woff 1375
- #endif
- __STL_END_NAMESPACE
- #endif /* __SGI_STL_INTERNAL_HASH_MAP_H */
- // Local Variables:
- // mode:C++
- // End: