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211 lines
6.2 KiB
211 lines
6.2 KiB
// hash_set standard header
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#pragma once
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#ifndef _HASH_SET_
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#define _HASH_SET_
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#include <xhash>
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#pragma pack(push,8)
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#pragma warning(push,3)
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_STD_BEGIN
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// TEMPLATE CLASS _Hset_traits
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template<class _Kty, // key type (same as value type)
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class _Tr, // 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 _Hset_traits
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{ // traits required to make _Hash behave like a set
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public:
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typedef _Kty key_type;
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typedef _Kty value_type;
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typedef _Tr key_compare;
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typedef typename _Alloc::_TEMPLATE_MEMBER rebind<value_type>::other
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allocator_type;
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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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_Hset_traits()
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: comp()
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{ // construct with default comparator
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}
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_Hset_traits(const _Tr& _Traits)
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: comp(_Traits)
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{ // construct with specified comparator
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}
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typedef key_compare value_compare;
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static const _Kty& _Kfn(const value_type& _Val)
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{ // return entire value as key
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return (_Val);
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}
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_Tr comp; // the comparator predicate for keys
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};
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// TEMPLATE CLASS hash_set
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template<class _Kty,
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class _Tr = hash_compare<_Kty, less<_Kty> >,
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class _Alloc = allocator<_Kty> >
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class hash_set
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: public _Hash<_Hset_traits<_Kty, _Tr, _Alloc, false> >
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{ // hash table of key values, unique keys
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public:
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typedef hash_set<_Kty, _Tr, _Alloc> _Myt;
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typedef _Hash<_Hset_traits<_Kty, _Tr, _Alloc, false> > _Mybase;
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typedef _Kty key_type;
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typedef _Tr 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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hash_set()
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: _Mybase(key_compare(), allocator_type())
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{ // construct empty set from defaults
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}
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explicit hash_set(const key_compare& _Traits)
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: _Mybase(_Traits, allocator_type())
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{ // construct empty set from comparator
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}
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hash_set(const key_compare& _Traits, const allocator_type& _Al)
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: _Mybase(_Traits, _Al)
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{ // construct empty set from comparator and allocator
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}
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template<class _Iter>
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hash_set(_Iter _First, _Iter _Last)
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: _Mybase(key_compare(), allocator_type())
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{ // construct set from sequence, defaults
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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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hash_set(_Iter _First, _Iter _Last, const key_compare& _Traits)
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: _Mybase(_Traits, allocator_type())
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{ // construct set from sequence, comparator
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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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hash_set(_Iter _First, _Iter _Last, const key_compare& _Traits,
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const allocator_type& _Al)
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: _Mybase(_Traits, _Al)
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{ // construct set from sequence, comparator, and allocator
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for (; _First != _Last; ++_First)
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this->insert(*_First);
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}
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};
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// TEMPLATE CLASS hash_multiset
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template<class _Kty,
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class _Tr = hash_compare<_Kty, less<_Kty> >,
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class _Alloc = allocator<_Kty> >
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class hash_multiset
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: public _Hash<_Hset_traits<_Kty, _Tr, _Alloc, true> >
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{ // hash table of key values, non-unique keys
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public:
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typedef hash_multiset<_Kty, _Tr, _Alloc> _Myt;
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typedef _Hash<_Hset_traits<_Kty, _Tr, _Alloc, true> > _Mybase;
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typedef _Kty key_type;
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typedef _Tr 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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hash_multiset()
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: _Mybase(key_compare(), allocator_type())
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{ // construct empty set from defaults
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}
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explicit hash_multiset(const key_compare& _Traits)
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: _Mybase(_Traits, allocator_type())
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{ // construct empty set from comparator
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}
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hash_multiset(const key_compare& _Traits,
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const allocator_type& _Al)
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: _Mybase(_Traits, _Al)
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{ // construct empty set from comparator and allocator
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}
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template<class _Iter>
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hash_multiset(_Iter _First, _Iter _Last)
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: _Mybase(key_compare(), allocator_type())
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{ // construct from sequence, defaults
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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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hash_multiset(_Iter _First, _Iter _Last, const key_compare& _Traits)
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: _Mybase(_Traits, allocator_type())
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{ // construct from sequence, comparator
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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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hash_multiset(_Iter _First, _Iter _Last, const key_compare& _Traits,
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const allocator_type& _Al)
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: _Mybase(_Traits, _Al)
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{ // construct from sequence, comparator, and allocator
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for (; _First != _Last; ++_First)
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this->insert(*_First);
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}
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iterator insert(const value_type& _Val)
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{ // insert a key value
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return (_Mybase::insert(_Val).first);
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}
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iterator insert(iterator _Where, const value_type& _Val)
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{ // insert a key value, with hint
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return (_Mybase::insert(_Where, _Val));
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}
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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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for (; _First != _Last; ++_First)
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insert(*_First);
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}
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};
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_STD_END
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#pragma warning(pop)
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#pragma pack(pop)
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#endif /* _HASH_SET_ */
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/*
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* Copyright (c) 1992-2001 by P.J. Plauger. ALL RIGHTS RESERVED.
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* Consult your license regarding permissions and restrictions.
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V3.10:0009 */
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