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// TR1 unordered_map implementation -*- C++ -*- |
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|
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// Copyright (C) 2010-2021 Free Software Foundation, Inc. |
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// |
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// This file is part of the GNU ISO C++ Library. This library is free |
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// software; you can redistribute it and/or modify it under the |
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// terms of the GNU General Public License as published by the |
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// Free Software Foundation; either version 3, or (at your option) |
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// any later version. |
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|
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// This library is distributed in the hope that it will be useful, |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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// GNU General Public License for more details. |
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|
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// Under Section 7 of GPL version 3, you are granted additional |
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// permissions described in the GCC Runtime Library Exception, version |
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// 3.1, as published by the Free Software Foundation. |
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|
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// You should have received a copy of the GNU General Public License and |
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// a copy of the GCC Runtime Library Exception along with this program; |
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
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// <http://www.gnu.org/licenses/>. |
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|
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/** @file tr1/unordered_map.h |
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* This is an internal header file, included by other library headers. |
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* Do not attempt to use it directly. @headername{tr1/unordered_map} |
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*/ |
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|
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namespace std _GLIBCXX_VISIBILITY(default) |
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{ |
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_GLIBCXX_BEGIN_NAMESPACE_VERSION |
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|
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namespace tr1 |
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{ |
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// NB: When we get typedef templates these class definitions |
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// will be unnecessary. |
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template<class _Key, class _Tp, |
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class _Hash = hash<_Key>, |
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class _Pred = std::equal_to<_Key>, |
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class _Alloc = std::allocator<std::pair<const _Key, _Tp> >, |
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bool __cache_hash_code = false> |
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class __unordered_map |
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: public _Hashtable<_Key, std::pair<const _Key, _Tp>, _Alloc, |
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std::_Select1st<std::pair<const _Key, _Tp> >, _Pred, |
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_Hash, __detail::_Mod_range_hashing, |
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__detail::_Default_ranged_hash, |
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__detail::_Prime_rehash_policy, |
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__cache_hash_code, false, true> |
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{ |
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typedef _Hashtable<_Key, std::pair<const _Key, _Tp>, _Alloc, |
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std::_Select1st<std::pair<const _Key, _Tp> >, _Pred, |
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_Hash, __detail::_Mod_range_hashing, |
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__detail::_Default_ranged_hash, |
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__detail::_Prime_rehash_policy, |
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__cache_hash_code, false, true> |
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_Base; |
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|
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public: |
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typedef typename _Base::size_type size_type; |
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typedef typename _Base::hasher hasher; |
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typedef typename _Base::key_equal key_equal; |
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typedef typename _Base::allocator_type allocator_type; |
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|
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explicit |
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__unordered_map(size_type __n = 10, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__n, __hf, __detail::_Mod_range_hashing(), |
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__detail::_Default_ranged_hash(), |
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__eql, std::_Select1st<std::pair<const _Key, _Tp> >(), __a) |
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{ } |
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|
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template<typename _InputIterator> |
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__unordered_map(_InputIterator __f, _InputIterator __l, |
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size_type __n = 10, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__f, __l, __n, __hf, __detail::_Mod_range_hashing(), |
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__detail::_Default_ranged_hash(), |
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__eql, std::_Select1st<std::pair<const _Key, _Tp> >(), __a) |
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{ } |
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}; |
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|
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template<class _Key, class _Tp, |
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class _Hash = hash<_Key>, |
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class _Pred = std::equal_to<_Key>, |
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class _Alloc = std::allocator<std::pair<const _Key, _Tp> >, |
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bool __cache_hash_code = false> |
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class __unordered_multimap |
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: public _Hashtable<_Key, std::pair<const _Key, _Tp>, |
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_Alloc, |
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std::_Select1st<std::pair<const _Key, _Tp> >, _Pred, |
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_Hash, __detail::_Mod_range_hashing, |
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__detail::_Default_ranged_hash, |
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__detail::_Prime_rehash_policy, |
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__cache_hash_code, false, false> |
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{ |
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typedef _Hashtable<_Key, std::pair<const _Key, _Tp>, |
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_Alloc, |
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std::_Select1st<std::pair<const _Key, _Tp> >, _Pred, |
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_Hash, __detail::_Mod_range_hashing, |
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__detail::_Default_ranged_hash, |
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__detail::_Prime_rehash_policy, |
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__cache_hash_code, false, false> |
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_Base; |
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|
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public: |
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typedef typename _Base::size_type size_type; |
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typedef typename _Base::hasher hasher; |
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typedef typename _Base::key_equal key_equal; |
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typedef typename _Base::allocator_type allocator_type; |
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|
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explicit |
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__unordered_multimap(size_type __n = 10, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__n, __hf, __detail::_Mod_range_hashing(), |
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__detail::_Default_ranged_hash(), |
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__eql, std::_Select1st<std::pair<const _Key, _Tp> >(), __a) |
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{ } |
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|
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|
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template<typename _InputIterator> |
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__unordered_multimap(_InputIterator __f, _InputIterator __l, |
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typename _Base::size_type __n = 0, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__f, __l, __n, __hf, __detail::_Mod_range_hashing(), |
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__detail::_Default_ranged_hash(), |
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__eql, std::_Select1st<std::pair<const _Key, _Tp> >(), __a) |
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{ } |
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}; |
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|
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template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc, |
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bool __cache_hash_code> |
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inline void |
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swap(__unordered_map<_Key, _Tp, _Hash, _Pred, |
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_Alloc, __cache_hash_code>& __x, |
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__unordered_map<_Key, _Tp, _Hash, _Pred, |
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_Alloc, __cache_hash_code>& __y) |
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{ __x.swap(__y); } |
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|
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template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc, |
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bool __cache_hash_code> |
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inline void |
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swap(__unordered_multimap<_Key, _Tp, _Hash, _Pred, |
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_Alloc, __cache_hash_code>& __x, |
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__unordered_multimap<_Key, _Tp, _Hash, _Pred, |
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_Alloc, __cache_hash_code>& __y) |
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{ __x.swap(__y); } |
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|
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|
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/** |
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* @brief A standard container composed of unique keys (containing |
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* at most one of each key value) that associates values of another type |
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* with the keys. |
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* |
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* @ingroup unordered_associative_containers |
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* |
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* Meets the requirements of a <a href="tables.html#65">container</a>, and |
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* <a href="tables.html#xx">unordered associative container</a> |
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* |
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* @param Key Type of key objects. |
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* @param Tp Type of mapped objects. |
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* @param Hash Hashing function object type, defaults to hash<Value>. |
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* @param Pred Predicate function object type, defaults to equal_to<Value>. |
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* @param Alloc Allocator type, defaults to allocator<Key>. |
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* |
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* The resulting value type of the container is std::pair<const Key, Tp>. |
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*/ |
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template<class _Key, class _Tp, |
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class _Hash = hash<_Key>, |
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class _Pred = std::equal_to<_Key>, |
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class _Alloc = std::allocator<std::pair<const _Key, _Tp> > > |
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class unordered_map |
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: public __unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc> |
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{ |
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typedef __unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc> _Base; |
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|
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public: |
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typedef typename _Base::value_type value_type; |
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typedef typename _Base::size_type size_type; |
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typedef typename _Base::hasher hasher; |
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typedef typename _Base::key_equal key_equal; |
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typedef typename _Base::allocator_type allocator_type; |
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|
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explicit |
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unordered_map(size_type __n = 10, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__n, __hf, __eql, __a) |
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{ } |
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|
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template<typename _InputIterator> |
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unordered_map(_InputIterator __f, _InputIterator __l, |
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size_type __n = 10, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__f, __l, __n, __hf, __eql, __a) |
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{ } |
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}; |
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|
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/** |
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* @brief A standard container composed of equivalent keys |
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* (possibly containing multiple of each key value) that associates |
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* values of another type with the keys. |
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* |
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* @ingroup unordered_associative_containers |
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* |
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* Meets the requirements of a <a href="tables.html#65">container</a>, and |
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* <a href="tables.html#xx">unordered associative container</a> |
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* |
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* @param Key Type of key objects. |
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* @param Tp Type of mapped objects. |
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* @param Hash Hashing function object type, defaults to hash<Value>. |
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* @param Pred Predicate function object type, defaults to equal_to<Value>. |
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* @param Alloc Allocator type, defaults to allocator<Key>. |
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* |
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* The resulting value type of the container is std::pair<const Key, Tp>. |
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*/ |
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template<class _Key, class _Tp, |
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class _Hash = hash<_Key>, |
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class _Pred = std::equal_to<_Key>, |
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class _Alloc = std::allocator<std::pair<const _Key, _Tp> > > |
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class unordered_multimap |
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: public __unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc> |
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{ |
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typedef __unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc> _Base; |
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|
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public: |
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typedef typename _Base::value_type value_type; |
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typedef typename _Base::size_type size_type; |
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typedef typename _Base::hasher hasher; |
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typedef typename _Base::key_equal key_equal; |
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typedef typename _Base::allocator_type allocator_type; |
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|
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explicit |
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unordered_multimap(size_type __n = 10, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__n, __hf, __eql, __a) |
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{ } |
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|
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|
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template<typename _InputIterator> |
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unordered_multimap(_InputIterator __f, _InputIterator __l, |
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typename _Base::size_type __n = 0, |
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const hasher& __hf = hasher(), |
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const key_equal& __eql = key_equal(), |
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const allocator_type& __a = allocator_type()) |
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: _Base(__f, __l, __n, __hf, __eql, __a) |
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{ } |
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|
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}; |
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|
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template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
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inline void |
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swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
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unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
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{ __x.swap(__y); } |
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|
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template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
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inline void |
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swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
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unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
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{ __x.swap(__y); } |
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} |
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|
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_GLIBCXX_END_NAMESPACE_VERSION |
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} |
