/home/ntakagi/work/STLport-5.1.5/stlport/stl/_hash_map.h Go to the documentation of this file. /* * * Copyright (c) 1994 * Hewlett-Packard Company * * Copyright (c) 1996,1997 * Silicon Graphics Computer Systems, Inc. * * Copyright (c) 1997 * Moscow Center for SPARC Technology * * Copyright (c) 1999 * Boris Fomitchev * * This material is provided "as is", with absolutely no warranty expressed * or implied. Any use is at your own risk. * * Permission to use or copy this software for any purpose is hereby granted * without fee, provided the above notices are retained on all copies. * Permission to modify the code and to distribute modified code is granted, * provided the above notices are retained, and a notice that the code was * modified is included with the above copyright notice. * */ /* NOTE: This is an internal header file, included by other STL headers. * You should not attempt to use it directly. */ #ifndef _STLP_INTERNAL_HASH_MAP_H #define _STLP_INTERNAL_HASH_MAP_H #ifndef _STLP_INTERNAL_HASHTABLE_H # include <stl/_hashtable.h> #endif _STLP_BEGIN_NAMESPACE //Specific iterator traits creation _STLP_CREATE_HASH_ITERATOR_TRAITS(HashMapTraitsT, traits) template <class _Key, class _Tp, _STLP_DFL_TMPL_PARAM(_HashFcn,hash<_Key>), _STLP_DFL_TMPL_PARAM(_EqualKey,equal_to<_Key>), _STLP_DEFAULT_PAIR_ALLOCATOR_SELECT(const _Key, _Tp) > class hash_map #if defined (_STLP_USE_PARTIAL_SPEC_WORKAROUND) : public __stlport_class<hash_map<_Key, _Tp, _HashFcn, _EqualKey, _Alloc> > #endif { private: typedef hash_map<_Key, _Tp, _HashFcn, _EqualKey, _Alloc> _Self; public: typedef _Key key_type; typedef _Tp data_type; typedef _Tp mapped_type; #if !defined (__DMC__) typedef pair<const key_type, data_type> value_type; #else /* DMC goes too far in template instanciation and tries to fully instanciate * slist<pair<const int, string> > for instance. The generation of assignment * operator fails of course so we are force to use mutable key for this compiler. */ typedef pair<key_type, data_type> value_type; #endif private: //Specific iterator traits creation typedef _STLP_PRIV _HashMapTraitsT<value_type> _HashMapTraits; public: typedef hashtable<value_type, key_type, _HashFcn, _HashMapTraits, _STLP_SELECT1ST(value_type, _Key), _EqualKey, _Alloc > _Ht; 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(); } private: _Ht _M_ht; _STLP_KEY_TYPE_FOR_CONT_EXT(key_type) 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) {} hash_map(__move_source<_Self> src) : _M_ht(__move_source<_Ht>(src.get()._M_ht)) { } #ifdef _STLP_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); } # ifdef _STLP_NEEDS_EXTRA_TEMPLATE_CONSTRUCTORS template <class _InputIterator> hash_map(_InputIterator __f, _InputIterator __l, size_type __n, const hasher& __hf, const key_equal& __eql) : _M_ht(__n, __hf, __eql, allocator_type()) { _M_ht.insert_unique(__f, __l); } # endif template <class _InputIterator> hash_map(_InputIterator __f, _InputIterator __l, size_type __n, const hasher& __hf, const key_equal& __eql, const allocator_type& __a _STLP_ALLOCATOR_TYPE_DFL) : _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 /*_STLP_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(_Self& __hs) { _M_ht.swap(__hs._M_ht); } 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 _STLP_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 /*_STLP_MEMBER_TEMPLATES */ pair<iterator,bool> insert_noresize(const value_type& __obj) { return _M_ht.insert_unique_noresize(__obj); } _STLP_TEMPLATE_FOR_CONT_EXT iterator find(const _KT& __key) { return _M_ht.find(__key); } _STLP_TEMPLATE_FOR_CONT_EXT const_iterator find(const _KT& __key) const { return _M_ht.find(__key); } _STLP_TEMPLATE_FOR_CONT_EXT _Tp& operator[](const _KT& __key) { iterator __it = _M_ht.find(__key); return (__it == _M_ht.end() ? _M_ht._M_insert(value_type(__key, _STLP_DEFAULT_CONSTRUCTED(_Tp))).second : (*__it).second ); } _STLP_TEMPLATE_FOR_CONT_EXT size_type count(const _KT& __key) const { return _M_ht.count(__key); } _STLP_TEMPLATE_FOR_CONT_EXT pair<iterator, iterator> equal_range(const _KT& __key) { return _M_ht.equal_range(__key); } _STLP_TEMPLATE_FOR_CONT_EXT pair<const_iterator, const_iterator> equal_range(const _KT& __key) const { return _M_ht.equal_range(__key); } _STLP_TEMPLATE_FOR_CONT_EXT size_type erase(const _KT& __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); } }; //Specific iterator traits creation _STLP_CREATE_HASH_ITERATOR_TRAITS(HashMultimapTraitsT, traits) template <class _Key, class _Tp, _STLP_DFL_TMPL_PARAM(_HashFcn,hash<_Key>), _STLP_DFL_TMPL_PARAM(_EqualKey,equal_to<_Key>), _STLP_DEFAULT_PAIR_ALLOCATOR_SELECT(const _Key, _Tp) > class hash_multimap #if defined (_STLP_USE_PARTIAL_SPEC_WORKAROUND) : public __stlport_class<hash_multimap<_Key, _Tp, _HashFcn, _EqualKey, _Alloc> > #endif { private: typedef hash_multimap<_Key, _Tp, _HashFcn, _EqualKey, _Alloc> _Self; public: typedef _Key key_type; typedef _Tp data_type; typedef _Tp mapped_type; #if !defined (__DMC__) typedef pair<const key_type, data_type> value_type; #else typedef pair<key_type, data_type> value_type; #endif private: //Specific iterator traits creation typedef _STLP_PRIV _HashMultimapTraitsT<value_type> _HashMultimapTraits; public: typedef hashtable<value_type, key_type, _HashFcn, _HashMultimapTraits, _STLP_SELECT1ST(value_type, _Key), _EqualKey, _Alloc > _Ht; 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(); } private: _Ht _M_ht; _STLP_KEY_TYPE_FOR_CONT_EXT(key_type) 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) {} hash_multimap(__move_source<_Self> src) : _M_ht(__move_source<_Ht>(src.get()._M_ht)) { } #ifdef _STLP_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); } # ifdef _STLP_NEEDS_EXTRA_TEMPLATE_CONSTRUCTORS template <class _InputIterator> hash_multimap(_InputIterator __f, _InputIterator __l, size_type __n, const hasher& __hf, const key_equal& __eql) : _M_ht(__n, __hf, __eql, allocator_type()) { _M_ht.insert_equal(__f, __l); } # endif template <class _InputIterator> hash_multimap(_InputIterator __f, _InputIterator __l, size_type __n, const hasher& __hf, const key_equal& __eql, const allocator_type& __a _STLP_ALLOCATOR_TYPE_DFL) : _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 /*_STLP_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(_Self& __hs) { _M_ht.swap(__hs._M_ht); } 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 _STLP_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 /*_STLP_MEMBER_TEMPLATES */ iterator insert_noresize(const value_type& __obj) { return _M_ht.insert_equal_noresize(__obj); } _STLP_TEMPLATE_FOR_CONT_EXT iterator find(const _KT& __key) { return _M_ht.find(__key); } _STLP_TEMPLATE_FOR_CONT_EXT const_iterator find(const _KT& __key) const { return _M_ht.find(__key); } _STLP_TEMPLATE_FOR_CONT_EXT size_type count(const _KT& __key) const { return _M_ht.count(__key); } _STLP_TEMPLATE_FOR_CONT_EXT pair<iterator, iterator> equal_range(const _KT& __key) { return _M_ht.equal_range(__key); } _STLP_TEMPLATE_FOR_CONT_EXT pair<const_iterator, const_iterator> equal_range(const _KT& __key) const { return _M_ht.equal_range(__key); } _STLP_TEMPLATE_FOR_CONT_EXT size_type erase(const _KT& __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); } }; #define _STLP_TEMPLATE_HEADER template <class _Key, class _Tp, class _HashFcn, class _EqlKey, class _Alloc> #define _STLP_TEMPLATE_CONTAINER hash_map<_Key,_Tp,_HashFcn,_EqlKey,_Alloc> #include <stl/_relops_hash_cont.h> #undef _STLP_TEMPLATE_CONTAINER #define _STLP_TEMPLATE_CONTAINER hash_multimap<_Key,_Tp,_HashFcn,_EqlKey,_Alloc> #include <stl/_relops_hash_cont.h> #undef _STLP_TEMPLATE_CONTAINER #undef _STLP_TEMPLATE_HEADER #if defined (_STLP_CLASS_PARTIAL_SPECIALIZATION) template <class _Key, class _Tp, class _HashFn, class _EqKey, class _Alloc> struct __move_traits<hash_map<_Key, _Tp, _HashFn, _EqKey, _Alloc> > : _STLP_PRIV __move_traits_help<typename hash_map<_Key, _Tp, _HashFn, _EqKey, _Alloc>::_Ht> {}; template <class _Key, class _Tp, class _HashFn, class _EqKey, class _Alloc> struct __move_traits<hash_multimap<_Key, _Tp, _HashFn, _EqKey, _Alloc> > : _STLP_PRIV __move_traits_help<typename hash_multimap<_Key, _Tp, _HashFn, _EqKey, _Alloc>::_Ht> {}; // Specialization of insert_iterator so that it will work for hash_map // and hash_multimap. 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& __val) { container->insert(__val); 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& __val) { container->insert(__val); return *this; } insert_iterator<_Container>& operator*() { return *this; } insert_iterator<_Container>& operator++() { return *this; } insert_iterator<_Container>& operator++(int) { return *this; } }; #endif /* _STLP_CLASS_PARTIAL_SPECIALIZATION */ _STLP_END_NAMESPACE #endif /* _STLP_INTERNAL_HASH_MAP_H */ // Local Variables: // mode:C++ // End:

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