--- /dev/null
+// Copyright (C) 2007-2008 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+// Copyright (C) 2001, 2002, 2004, 2005, 2006, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// <http://www.gnu.org/licenses/>.
+
+/*
+ * 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.
+ *
+ */
+#ifndef __INTERPKERNELHASHMAP__
+#define __INTERPKERNELHASHMAP__
+
+#include "InterpKernelStlExt.hxx"
+#include "InterpKernelHashTable.hxx"
+
+namespace INTERP_KERNEL
+{
+ template<class _Key, class _Tp, class _HashFn = hash<_Key>,
+ class _EqualKey = std::equal_to<_Key>, class _Alloc = std::allocator<_Tp> >
+ class HashMap
+ {
+ private:
+ typedef hashtable<std::pair<const _Key, _Tp>,_Key, _HashFn,
+ STLEXT::Select1st<std::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(); }
+
+ HashMap() : _M_ht(100, hasher(), key_equal(), allocator_type()) {}
+
+ explicit HashMap(size_type __n) : _M_ht(__n, hasher(), key_equal(), allocator_type()) {}
+
+ HashMap(size_type __n, const hasher& __hf) : _M_ht(__n, __hf, key_equal(), allocator_type()) {}
+
+ HashMap(size_type __n, const hasher& __hf, const key_equal& __eql,
+ const allocator_type& __a = allocator_type()) : _M_ht(__n, __hf, __eql, __a) {}
+
+ template<class _InputIterator>
+ HashMap(_InputIterator __f, _InputIterator __l) : _M_ht(100, hasher(), key_equal(), allocator_type())
+ { _M_ht.insert_unique(__f, __l); }
+
+ template<class _InputIterator>
+ HashMap(_InputIterator __f, _InputIterator __l, size_type __n) : _M_ht(__n, hasher(), key_equal(), allocator_type())
+ { _M_ht.insert_unique(__f, __l); }
+
+ template<class _InputIterator>
+ HashMap(_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>
+ HashMap(_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); }
+
+ 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(HashMap& __hs) { _M_ht.swap(__hs._M_ht); }
+
+ template<class _K1, class _T1, class _HF, class _EqK, class _Al>
+ friend bool operator== (const HashMap<_K1, _T1, _HF, _EqK, _Al>&,
+ const HashMap<_K1, _T1, _HF, _EqK, _Al>&);
+
+ 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(); }
+
+ std::pair<iterator, bool> insert(const value_type& __obj) { return _M_ht.insert_unique(__obj); }
+
+ template<class _InputIterator>
+ void insert(_InputIterator __f, _InputIterator __l) { _M_ht.insert_unique(__f, __l); }
+
+ std::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); }
+
+ std::pair<iterator, iterator> equal_range(const key_type& __key) { return _M_ht.equal_range(__key); }
+
+ std::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 _HashFn, class _EqlKey, class _Alloc>
+ inline bool operator==(const HashMap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm1,
+ const HashMap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm2)
+ { return __hm1._M_ht == __hm2._M_ht; }
+
+ template<class _Key, class _Tp, class _HashFn, class _EqlKey, class _Alloc>
+ inline bool operator!=(const HashMap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm1,
+ const HashMap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm2)
+ { return !(__hm1 == __hm2); }
+
+ template<class _Key, class _Tp, class _HashFn, class _EqlKey, class _Alloc>
+ inline void swap(HashMap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm1,
+ HashMap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm2)
+ { __hm1.swap(__hm2); }
+
+ template<class _Key, class _Tp,
+ class _HashFn = hash<_Key>,
+ class _EqualKey = std::equal_to<_Key>,
+ class _Alloc = std::allocator<_Tp> >
+ class hash_multimap
+ {
+ private:
+ typedef hashtable<std::pair<const _Key, _Tp>, _Key, _HashFn,
+ STLEXT::Select1st<std::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(); }
+
+ 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) {}
+
+ 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); }
+
+ 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); }
+
+ 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>&);
+
+ 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(); }
+
+ iterator insert(const value_type& __obj) { return _M_ht.insert_equal(__obj); }
+
+ template<class _InputIterator>
+ void insert(_InputIterator __f, _InputIterator __l) { _M_ht.insert_equal(__f,__l); }
+
+ 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); }
+
+ std::pair<iterator, iterator> equal_range(const key_type& __key) { return _M_ht.equal_range(__key); }
+
+ std::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 _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; }
+
+ 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 _HashFn, class _EqlKey, class _Alloc>
+ inline void swap(hash_multimap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm1,
+ hash_multimap<_Key, _Tp, _HashFn, _EqlKey, _Alloc>& __hm2)
+ { __hm1.swap(__hm2); }
+
+}
+
+namespace std
+{
+ // Specialization of insert_iterator so that it will work for HashMap
+ // and hash_multimap.
+ template<class _Key, class _Tp, class _HashFn, class _EqKey, class _Alloc>
+ class insert_iterator<INTERP_KERNEL::HashMap<_Key, _Tp, _HashFn,
+ _EqKey, _Alloc> >
+ {
+ protected:
+ typedef INTERP_KERNEL::HashMap<_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<INTERP_KERNEL::hash_multimap<_Key, _Tp, _HashFn,
+ _EqKey, _Alloc> >
+ {
+ protected:
+ typedef INTERP_KERNEL::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
--- /dev/null
+// Copyright (C) 2007-2008 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+// Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// <http://www.gnu.org/licenses/>.
+
+/*
+ * Copyright (c) 1996,1997
+ * 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.
+ *
+ */
+#ifndef __INTERPKERNELHASHTABLE_HXX__
+#define __INTERPKERNELHASHTABLE_HXX__
+
+#include "InterpKernelStlExt.hxx"
+#include "InterpKernelHashFun.hxx"
+
+#include <vector>
+#include <iterator>
+#include <algorithm>
+#include <functional>
+
+namespace INTERP_KERNEL
+{
+ template<class _Val>
+ struct _Hashtable_node
+ {
+ _Hashtable_node* _M_next;
+ _Val _M_val;
+ };
+
+ template<class _Val, class _Key, class _HashFcn, class _ExtractKey,
+ class _EqualKey, class _Alloc = std::allocator<_Val> >
+ class hashtable;
+
+ template<class _Val, class _Key, class _HashFcn,
+ class _ExtractKey, class _EqualKey, class _Alloc>
+ struct _Hashtable_iterator;
+
+ template<class _Val, class _Key, class _HashFcn,
+ class _ExtractKey, class _EqualKey, class _Alloc>
+ struct _Hashtable_const_iterator;
+
+ template<class _Val, class _Key, class _HashFcn,
+ class _ExtractKey, class _EqualKey, class _Alloc>
+ struct _Hashtable_iterator
+ {
+ typedef hashtable<_Val, _Key, _HashFcn, _ExtractKey, _EqualKey, _Alloc>
+ _Hashtable;
+ typedef _Hashtable_iterator<_Val, _Key, _HashFcn,
+ _ExtractKey, _EqualKey, _Alloc>
+ iterator;
+ typedef _Hashtable_const_iterator<_Val, _Key, _HashFcn,
+ _ExtractKey, _EqualKey, _Alloc>
+ const_iterator;
+ typedef _Hashtable_node<_Val> _Node;
+ typedef std::forward_iterator_tag iterator_category;
+ typedef _Val value_type;
+ typedef std::ptrdiff_t difference_type;
+ typedef std::size_t size_type;
+ typedef _Val& reference;
+ typedef _Val* pointer;
+
+ _Node* _M_cur;
+ _Hashtable* _M_ht;
+
+ _Hashtable_iterator(_Node* __n, _Hashtable* __tab)
+ : _M_cur(__n), _M_ht(__tab) { }
+
+ _Hashtable_iterator() { }
+
+ reference
+ operator*() const
+ { return _M_cur->_M_val; }
+
+ pointer
+ operator->() const
+ { return &(operator*()); }
+
+ iterator&
+ operator++();
+
+ iterator
+ operator++(int);
+
+ bool
+ operator==(const iterator& __it) const
+ { return _M_cur == __it._M_cur; }
+
+ bool
+ operator!=(const iterator& __it) const
+ { return _M_cur != __it._M_cur; }
+ };
+
+ template<class _Val, class _Key, class _HashFcn,
+ class _ExtractKey, class _EqualKey, class _Alloc>
+ struct _Hashtable_const_iterator
+ {
+ typedef hashtable<_Val, _Key, _HashFcn, _ExtractKey, _EqualKey, _Alloc>
+ _Hashtable;
+ typedef _Hashtable_iterator<_Val,_Key,_HashFcn,
+ _ExtractKey,_EqualKey,_Alloc>
+ iterator;
+ typedef _Hashtable_const_iterator<_Val, _Key, _HashFcn,
+ _ExtractKey, _EqualKey, _Alloc>
+ const_iterator;
+ typedef _Hashtable_node<_Val> _Node;
+
+ typedef std::forward_iterator_tag iterator_category;
+ typedef _Val value_type;
+ typedef std::ptrdiff_t difference_type;
+ typedef std::size_t size_type;
+ typedef const _Val& reference;
+ typedef const _Val* pointer;
+
+ const _Node* _M_cur;
+ const _Hashtable* _M_ht;
+
+ _Hashtable_const_iterator(const _Node* __n, const _Hashtable* __tab)
+ : _M_cur(__n), _M_ht(__tab) { }
+
+ _Hashtable_const_iterator() { }
+
+ _Hashtable_const_iterator(const iterator& __it)
+ : _M_cur(__it._M_cur), _M_ht(__it._M_ht) { }
+
+ reference operator*() const { return _M_cur->_M_val; }
+
+ pointer operator->() const { return &(operator*()); }
+
+ const_iterator& operator++();
+
+ const_iterator operator++(int);
+
+ bool operator==(const const_iterator& __it) const { return _M_cur == __it._M_cur; }
+
+ bool operator!=(const const_iterator& __it) const { return _M_cur != __it._M_cur; }
+ };
+
+ // Note: assumes long is at least 32 bits.
+ enum { _S_num_primes = 28 };
+
+ static const unsigned long __stl_prime_list[_S_num_primes] =
+ {
+ 53ul, 97ul, 193ul, 389ul, 769ul,
+ 1543ul, 3079ul, 6151ul, 12289ul, 24593ul,
+ 49157ul, 98317ul, 196613ul, 393241ul, 786433ul,
+ 1572869ul, 3145739ul, 6291469ul, 12582917ul, 25165843ul,
+ 50331653ul, 100663319ul, 201326611ul, 402653189ul, 805306457ul,
+ 1610612741ul, 3221225473ul, 4294967291ul
+ };
+
+ inline unsigned long
+ __stl_next_prime(unsigned long __n)
+ {
+ const unsigned long* __first = __stl_prime_list;
+ const unsigned long* __last = __stl_prime_list + (int)_S_num_primes;
+ const unsigned long* pos = std::lower_bound(__first, __last, __n);
+ return pos == __last ? *(__last - 1) : *pos;
+ }
+
+ // Forward declaration of operator==.
+ template<class _Val, class _Key, class _HF, class _Ex,
+ class _Eq, class _All>
+ class hashtable;
+
+ template<class _Val, class _Key, class _HF, class _Ex,
+ class _Eq, class _All>
+ bool operator==(const hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>& __ht1,
+ const hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>& __ht2);
+
+ // Hashtables handle allocators a bit differently than other
+ // containers do. If we're using standard-conforming allocators, then
+ // a hashtable unconditionally has a member variable to hold its
+ // allocator, even if it so happens that all instances of the
+ // allocator type are identical. This is because, for hashtables,
+ // this extra storage is negligible. Additionally, a base class
+ // wouldn't serve any other purposes; it wouldn't, for example,
+ // simplify the exception-handling code.
+ template<class _Val, class _Key, class _HashFcn,
+ class _ExtractKey, class _EqualKey, class _Alloc>
+ class hashtable
+ {
+ public:
+ typedef _Key key_type;
+ typedef _Val value_type;
+ typedef _HashFcn hasher;
+ typedef _EqualKey key_equal;
+
+ typedef std::size_t size_type;
+ typedef std::ptrdiff_t difference_type;
+ typedef value_type* pointer;
+ typedef const value_type* const_pointer;
+ typedef value_type& reference;
+ typedef const value_type& const_reference;
+
+ hasher hash_funct() const { return _M_hash; }
+
+ key_equal key_eq() const { return _M_equals; }
+
+ private:
+ typedef _Hashtable_node<_Val> _Node;
+
+ public:
+ typedef typename _Alloc::template rebind<value_type>::other allocator_type;
+ allocator_type get_allocator() const { return _M_node_allocator; }
+
+ private:
+ typedef typename _Alloc::template rebind<_Node>::other _Node_Alloc;
+ typedef typename _Alloc::template rebind<_Node*>::other _Nodeptr_Alloc;
+ typedef std::vector<_Node*, _Nodeptr_Alloc> _Vector_type;
+
+ _Node_Alloc _M_node_allocator;
+
+ _Node *_M_get_node() { return _M_node_allocator.allocate(1); }
+
+ void _M_put_node(_Node* __p) { _M_node_allocator.deallocate(__p, 1); }
+
+ private:
+ hasher _M_hash;
+ key_equal _M_equals;
+ _ExtractKey _M_get_key;
+ _Vector_type _M_buckets;
+ size_type _M_num_elements;
+
+ public:
+ typedef _Hashtable_iterator<_Val, _Key, _HashFcn, _ExtractKey,
+ _EqualKey, _Alloc>
+ iterator;
+ typedef _Hashtable_const_iterator<_Val, _Key, _HashFcn, _ExtractKey,
+ _EqualKey, _Alloc>
+ const_iterator;
+
+ friend struct
+ _Hashtable_iterator<_Val, _Key, _HashFcn, _ExtractKey, _EqualKey, _Alloc>;
+
+ friend struct
+ _Hashtable_const_iterator<_Val, _Key, _HashFcn, _ExtractKey,
+ _EqualKey, _Alloc>;
+
+ public:
+ hashtable(size_type __n, const _HashFcn& __hf,
+ const _EqualKey& __eql, const _ExtractKey& __ext,
+ const allocator_type& __a = allocator_type())
+ : _M_node_allocator(__a), _M_hash(__hf), _M_equals(__eql),
+ _M_get_key(__ext), _M_buckets(__a), _M_num_elements(0)
+ { _M_initialize_buckets(__n); }
+
+ hashtable(size_type __n, const _HashFcn& __hf,
+ const _EqualKey& __eql,
+ const allocator_type& __a = allocator_type())
+ : _M_node_allocator(__a), _M_hash(__hf), _M_equals(__eql),
+ _M_get_key(_ExtractKey()), _M_buckets(__a), _M_num_elements(0)
+ { _M_initialize_buckets(__n); }
+
+ hashtable(const hashtable& __ht)
+ : _M_node_allocator(__ht.get_allocator()), _M_hash(__ht._M_hash),
+ _M_equals(__ht._M_equals), _M_get_key(__ht._M_get_key),
+ _M_buckets(__ht.get_allocator()), _M_num_elements(0)
+ { _M_copy_from(__ht); }
+
+ hashtable& operator= (const hashtable& __ht)
+ {
+ if (&__ht != this)
+ {
+ clear();
+ _M_hash = __ht._M_hash;
+ _M_equals = __ht._M_equals;
+ _M_get_key = __ht._M_get_key;
+ _M_copy_from(__ht);
+ }
+ return *this;
+ }
+
+ ~hashtable()
+ { clear(); }
+
+ size_type size() const { return _M_num_elements; }
+
+ size_type max_size() const { return size_type(-1); }
+
+ bool empty() const { return size() == 0; }
+
+ void swap(hashtable& __ht)
+ {
+ std::swap(_M_hash, __ht._M_hash);
+ std::swap(_M_equals, __ht._M_equals);
+ std::swap(_M_get_key, __ht._M_get_key);
+ _M_buckets.swap(__ht._M_buckets);
+ std::swap(_M_num_elements, __ht._M_num_elements);
+ }
+
+ iterator begin()
+ {
+ for (size_type __n = 0; __n < _M_buckets.size(); ++__n)
+ if (_M_buckets[__n])
+ return iterator(_M_buckets[__n], this);
+ return end();
+ }
+
+ iterator end() { return iterator(0, this); }
+
+ const_iterator begin() const
+ {
+ for (size_type __n = 0; __n < _M_buckets.size(); ++__n)
+ if (_M_buckets[__n])
+ return const_iterator(_M_buckets[__n], this);
+ return end();
+ }
+
+ const_iterator end() const { return const_iterator(0, this); }
+
+ template<class _Vl, class _Ky, class _HF, class _Ex, class _Eq, class _Al>
+ friend bool operator==(const hashtable<_Vl, _Ky, _HF, _Ex, _Eq, _Al>&,
+ const hashtable<_Vl, _Ky, _HF, _Ex, _Eq, _Al>&);
+
+ public:
+ size_type bucket_count() const { return _M_buckets.size(); }
+
+ size_type max_bucket_count() const { return __stl_prime_list[(int)_S_num_primes - 1]; }
+
+ size_type elems_in_bucket(size_type __bucket) const
+ {
+ size_type __result = 0;
+ for (_Node* __n = _M_buckets[__bucket]; __n; __n = __n->_M_next)
+ __result += 1;
+ return __result;
+ }
+
+ std::pair<iterator, bool> insert_unique(const value_type& __obj)
+ {
+ resize(_M_num_elements + 1);
+ return insert_unique_noresize(__obj);
+ }
+
+ iterator insert_equal(const value_type& __obj)
+ {
+ resize(_M_num_elements + 1);
+ return insert_equal_noresize(__obj);
+ }
+
+ std::pair<iterator, bool> insert_unique_noresize(const value_type& __obj);
+
+ iterator insert_equal_noresize(const value_type& __obj);
+
+ template<class _InputIterator>
+ void insert_unique(_InputIterator __f, _InputIterator __l)
+ { insert_unique(__f, __l, __iterator_category(__f)); }
+
+ template<class _InputIterator>
+ void insert_equal(_InputIterator __f, _InputIterator __l)
+ { insert_equal(__f, __l, __iterator_category(__f)); }
+
+ template<class _InputIterator>
+ void insert_unique(_InputIterator __f, _InputIterator __l,
+ std::input_iterator_tag)
+ {
+ for ( ; __f != __l; ++__f)
+ insert_unique(*__f);
+ }
+
+ template<class _InputIterator>
+ void insert_equal(_InputIterator __f, _InputIterator __l,
+ std::input_iterator_tag)
+ {
+ for ( ; __f != __l; ++__f)
+ insert_equal(*__f);
+ }
+
+ template<class _ForwardIterator>
+ void insert_unique(_ForwardIterator __f, _ForwardIterator __l,
+ std::forward_iterator_tag)
+ {
+ size_type __n = std::distance(__f, __l);
+ resize(_M_num_elements + __n);
+ for ( ; __n > 0; --__n, ++__f)
+ insert_unique_noresize(*__f);
+ }
+
+ template<class _ForwardIterator>
+ void
+ insert_equal(_ForwardIterator __f, _ForwardIterator __l,
+ std::forward_iterator_tag)
+ {
+ size_type __n = std::distance(__f, __l);
+ resize(_M_num_elements + __n);
+ for ( ; __n > 0; --__n, ++__f)
+ insert_equal_noresize(*__f);
+ }
+
+ reference find_or_insert(const value_type& __obj);
+
+ iterator find(const key_type& __key)
+ {
+ size_type __n = _M_bkt_num_key(__key);
+ _Node* __first;
+ for (__first = _M_buckets[__n];
+ __first && !_M_equals(_M_get_key(__first->_M_val), __key);
+ __first = __first->_M_next)
+ { }
+ return iterator(__first, this);
+ }
+
+ const_iterator find(const key_type& __key) const
+ {
+ size_type __n = _M_bkt_num_key(__key);
+ const _Node* __first;
+ for (__first = _M_buckets[__n];
+ __first && !_M_equals(_M_get_key(__first->_M_val), __key);
+ __first = __first->_M_next)
+ { }
+ return const_iterator(__first, this);
+ }
+
+ size_type count(const key_type& __key) const
+ {
+ const size_type __n = _M_bkt_num_key(__key);
+ size_type __result = 0;
+ for (const _Node* __cur = _M_buckets[__n]; __cur;
+ __cur = __cur->_M_next)
+ if (_M_equals(_M_get_key(__cur->_M_val), __key))
+ ++__result;
+ return __result;
+ }
+
+ std::pair<iterator, iterator> equal_range(const key_type& __key);
+
+ std::pair<const_iterator, const_iterator> equal_range(const key_type& __key) const;
+
+ size_type erase(const key_type& __key);
+
+ void erase(const iterator& __it);
+
+ void erase(iterator __first, iterator __last);
+
+ void erase(const const_iterator& __it);
+
+ void erase(const_iterator __first, const_iterator __last);
+
+ void resize(size_type __num_elements_hint);
+
+ void clear();
+
+ private:
+ size_type _M_next_size(size_type __n) const { return __stl_next_prime(__n); }
+
+ void _M_initialize_buckets(size_type __n)
+ {
+ const size_type __n_buckets = _M_next_size(__n);
+ _M_buckets.reserve(__n_buckets);
+ _M_buckets.insert(_M_buckets.end(), __n_buckets, (_Node*) 0);
+ _M_num_elements = 0;
+ }
+
+ size_type _M_bkt_num_key(const key_type& __key) const
+ { return _M_bkt_num_key(__key, _M_buckets.size()); }
+
+ size_type _M_bkt_num(const value_type& __obj) const
+ { return _M_bkt_num_key(_M_get_key(__obj)); }
+
+ size_type _M_bkt_num_key(const key_type& __key, std::size_t __n) const
+ { return _M_hash(__key) % __n; }
+
+ size_type _M_bkt_num(const value_type& __obj, std::size_t __n) const
+ { return _M_bkt_num_key(_M_get_key(__obj), __n); }
+
+ _Node* _M_new_node(const value_type& __obj)
+ {
+ _Node* __n = _M_get_node();
+ __n->_M_next = 0;
+ __try
+ {
+ this->get_allocator().construct(&__n->_M_val, __obj);
+ return __n;
+ }
+ __catch(...)
+ {
+ _M_put_node(__n);
+ __throw_exception_again;
+ }
+ }
+
+ void _M_delete_node(_Node* __n)
+ {
+ this->get_allocator().destroy(&__n->_M_val);
+ _M_put_node(__n);
+ }
+
+ void _M_erase_bucket(const size_type __n, _Node* __first, _Node* __last);
+
+ void _M_erase_bucket(const size_type __n, _Node* __last);
+
+ void _M_copy_from(const hashtable& __ht);
+ };
+
+ template<class _Val, class _Key, class _HF, class _ExK, class _EqK, class _All>
+ _Hashtable_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>&
+ _Hashtable_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>::
+ operator++()
+ {
+ const _Node* __old = _M_cur;
+ _M_cur = _M_cur->_M_next;
+ if (!_M_cur)
+ {
+ size_type __bucket = _M_ht->_M_bkt_num(__old->_M_val);
+ while (!_M_cur && ++__bucket < _M_ht->_M_buckets.size())
+ _M_cur = _M_ht->_M_buckets[__bucket];
+ }
+ return *this;
+ }
+
+ template<class _Val, class _Key, class _HF, class _ExK, class _EqK, class _All>
+ inline _Hashtable_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>
+ _Hashtable_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>::
+ operator++(int)
+ {
+ iterator __tmp = *this;
+ ++*this;
+ return __tmp;
+ }
+
+ template<class _Val, class _Key, class _HF, class _ExK, class _EqK, class _All>
+ _Hashtable_const_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>&
+ _Hashtable_const_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>::
+ operator++()
+ {
+ const _Node* __old = _M_cur;
+ _M_cur = _M_cur->_M_next;
+ if (!_M_cur)
+ {
+ size_type __bucket = _M_ht->_M_bkt_num(__old->_M_val);
+ while (!_M_cur && ++__bucket < _M_ht->_M_buckets.size())
+ _M_cur = _M_ht->_M_buckets[__bucket];
+ }
+ return *this;
+ }
+
+ template<class _Val, class _Key, class _HF, class _ExK, class _EqK,
+ class _All>
+ inline _Hashtable_const_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>
+ _Hashtable_const_iterator<_Val, _Key, _HF, _ExK, _EqK, _All>::
+ operator++(int)
+ {
+ const_iterator __tmp = *this;
+ ++*this;
+ return __tmp;
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ bool operator==(const hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>& __ht1,
+ const hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>& __ht2)
+ {
+ typedef typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::_Node _Node;
+
+ if (__ht1._M_buckets.size() != __ht2._M_buckets.size())
+ return false;
+
+ for (std::size_t __n = 0; __n < __ht1._M_buckets.size(); ++__n)
+ {
+ _Node* __cur1 = __ht1._M_buckets[__n];
+ _Node* __cur2 = __ht2._M_buckets[__n];
+ // Check same length of lists
+ for (; __cur1 && __cur2;
+ __cur1 = __cur1->_M_next, __cur2 = __cur2->_M_next)
+ { }
+ if (__cur1 || __cur2)
+ return false;
+ // Now check one's elements are in the other
+ for (__cur1 = __ht1._M_buckets[__n] ; __cur1;
+ __cur1 = __cur1->_M_next)
+ {
+ bool _found__cur1 = false;
+ for (__cur2 = __ht2._M_buckets[__n];
+ __cur2; __cur2 = __cur2->_M_next)
+ {
+ if (__cur1->_M_val == __cur2->_M_val)
+ {
+ _found__cur1 = true;
+ break;
+ }
+ }
+ if (!_found__cur1)
+ return false;
+ }
+ }
+ return true;
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ inline bool operator!=(const hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>& __ht1,
+ const hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>& __ht2)
+ { return !(__ht1 == __ht2); }
+
+ template<class _Val, class _Key, class _HF, class _Extract, class _EqKey, class _All>
+ inline void swap(hashtable<_Val, _Key, _HF, _Extract, _EqKey, _All>& __ht1,
+ hashtable<_Val, _Key, _HF, _Extract, _EqKey, _All>& __ht2)
+ { __ht1.swap(__ht2); }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ std::pair<typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::iterator, bool>
+ hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::
+ insert_unique_noresize(const value_type& __obj)
+ {
+ const size_type __n = _M_bkt_num(__obj);
+ _Node* __first = _M_buckets[__n];
+
+ for (_Node* __cur = __first; __cur; __cur = __cur->_M_next)
+ if (_M_equals(_M_get_key(__cur->_M_val), _M_get_key(__obj)))
+ return std::pair<iterator, bool>(iterator(__cur, this), false);
+
+ _Node* __tmp = _M_new_node(__obj);
+ __tmp->_M_next = __first;
+ _M_buckets[__n] = __tmp;
+ ++_M_num_elements;
+ return std::pair<iterator, bool>(iterator(__tmp, this), true);
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::iterator
+ hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::
+ insert_equal_noresize(const value_type& __obj)
+ {
+ const size_type __n = _M_bkt_num(__obj);
+ _Node* __first = _M_buckets[__n];
+
+ for (_Node* __cur = __first; __cur; __cur = __cur->_M_next)
+ if (_M_equals(_M_get_key(__cur->_M_val), _M_get_key(__obj)))
+ {
+ _Node* __tmp = _M_new_node(__obj);
+ __tmp->_M_next = __cur->_M_next;
+ __cur->_M_next = __tmp;
+ ++_M_num_elements;
+ return iterator(__tmp, this);
+ }
+
+ _Node* __tmp = _M_new_node(__obj);
+ __tmp->_M_next = __first;
+ _M_buckets[__n] = __tmp;
+ ++_M_num_elements;
+ return iterator(__tmp, this);
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::reference
+ hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::
+ find_or_insert(const value_type& __obj)
+ {
+ resize(_M_num_elements + 1);
+
+ size_type __n = _M_bkt_num(__obj);
+ _Node* __first = _M_buckets[__n];
+
+ for (_Node* __cur = __first; __cur; __cur = __cur->_M_next)
+ if (_M_equals(_M_get_key(__cur->_M_val), _M_get_key(__obj)))
+ return __cur->_M_val;
+
+ _Node* __tmp = _M_new_node(__obj);
+ __tmp->_M_next = __first;
+ _M_buckets[__n] = __tmp;
+ ++_M_num_elements;
+ return __tmp->_M_val;
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ std::pair<typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::iterator,
+ typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::iterator>
+ hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::equal_range(const key_type& __key)
+ {
+ typedef std::pair<iterator, iterator> _Pii;
+ const size_type __n = _M_bkt_num_key(__key);
+
+ for (_Node* __first = _M_buckets[__n]; __first;
+ __first = __first->_M_next)
+ if (_M_equals(_M_get_key(__first->_M_val), __key))
+ {
+ for (_Node* __cur = __first->_M_next; __cur;
+ __cur = __cur->_M_next)
+ if (!_M_equals(_M_get_key(__cur->_M_val), __key))
+ return _Pii(iterator(__first, this), iterator(__cur, this));
+ for (size_type __m = __n + 1; __m < _M_buckets.size(); ++__m)
+ if (_M_buckets[__m])
+ return _Pii(iterator(__first, this),
+ iterator(_M_buckets[__m], this));
+ return _Pii(iterator(__first, this), end());
+ }
+ return _Pii(end(), end());
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ std::pair<typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::const_iterator,
+ typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::const_iterator>
+ hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::equal_range(const key_type& __key) const
+ {
+ typedef std::pair<const_iterator, const_iterator> _Pii;
+ const size_type __n = _M_bkt_num_key(__key);
+
+ for (const _Node* __first = _M_buckets[__n]; __first;
+ __first = __first->_M_next)
+ {
+ if (_M_equals(_M_get_key(__first->_M_val), __key))
+ {
+ for (const _Node* __cur = __first->_M_next; __cur;
+ __cur = __cur->_M_next)
+ if (!_M_equals(_M_get_key(__cur->_M_val), __key))
+ return _Pii(const_iterator(__first, this),
+ const_iterator(__cur, this));
+ for (size_type __m = __n + 1; __m < _M_buckets.size(); ++__m)
+ if (_M_buckets[__m])
+ return _Pii(const_iterator(__first, this),
+ const_iterator(_M_buckets[__m], this));
+ return _Pii(const_iterator(__first, this), end());
+ }
+ }
+ return _Pii(end(), end());
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ typename hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::size_type
+ hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::erase(const key_type& __key)
+ {
+ const size_type __n = _M_bkt_num_key(__key);
+ _Node* __first = _M_buckets[__n];
+ size_type __erased = 0;
+
+ if (__first)
+ {
+ _Node* __cur = __first;
+ _Node* __next = __cur->_M_next;
+ while (__next)
+ {
+ if (_M_equals(_M_get_key(__next->_M_val), __key))
+ {
+ __cur->_M_next = __next->_M_next;
+ _M_delete_node(__next);
+ __next = __cur->_M_next;
+ ++__erased;
+ --_M_num_elements;
+ }
+ else
+ {
+ __cur = __next;
+ __next = __cur->_M_next;
+ }
+ }
+ if (_M_equals(_M_get_key(__first->_M_val), __key))
+ {
+ _M_buckets[__n] = __first->_M_next;
+ _M_delete_node(__first);
+ ++__erased;
+ --_M_num_elements;
+ }
+ }
+ return __erased;
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::erase(const iterator& __it)
+ {
+ _Node* __p = __it._M_cur;
+ if (__p)
+ {
+ const size_type __n = _M_bkt_num(__p->_M_val);
+ _Node* __cur = _M_buckets[__n];
+ if (__cur == __p)
+ {
+ _M_buckets[__n] = __cur->_M_next;
+ _M_delete_node(__cur);
+ --_M_num_elements;
+ }
+ else
+ {
+ _Node* __next = __cur->_M_next;
+ while (__next)
+ {
+ if (__next == __p)
+ {
+ __cur->_M_next = __next->_M_next;
+ _M_delete_node(__next);
+ --_M_num_elements;
+ break;
+ }
+ else
+ {
+ __cur = __next;
+ __next = __cur->_M_next;
+ }
+ }
+ }
+ }
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::erase(iterator __first, iterator __last)
+ {
+ size_type __f_bucket = __first._M_cur ? _M_bkt_num(__first._M_cur->_M_val) : _M_buckets.size();
+
+ size_type __l_bucket = __last._M_cur ? _M_bkt_num(__last._M_cur->_M_val) : _M_buckets.size();
+
+ if (__first._M_cur == __last._M_cur)
+ return;
+ else if (__f_bucket == __l_bucket)
+ _M_erase_bucket(__f_bucket, __first._M_cur, __last._M_cur);
+ else
+ {
+ _M_erase_bucket(__f_bucket, __first._M_cur, 0);
+ for (size_type __n = __f_bucket + 1; __n < __l_bucket; ++__n)
+ _M_erase_bucket(__n, 0);
+ if (__l_bucket != _M_buckets.size())
+ _M_erase_bucket(__l_bucket, __last._M_cur);
+ }
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ inline void
+ hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::
+ erase(const_iterator __first, const_iterator __last)
+ {
+ erase(iterator(const_cast<_Node*>(__first._M_cur),
+ const_cast<hashtable*>(__first._M_ht)),
+ iterator(const_cast<_Node*>(__last._M_cur),
+ const_cast<hashtable*>(__last._M_ht)));
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ inline void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::erase(const const_iterator& __it)
+ { erase(iterator(const_cast<_Node*>(__it._M_cur), const_cast<hashtable*>(__it._M_ht))); }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::resize(size_type __num_elements_hint)
+ {
+ const size_type __old_n = _M_buckets.size();
+ if (__num_elements_hint > __old_n)
+ {
+ const size_type __n = _M_next_size(__num_elements_hint);
+ if (__n > __old_n)
+ {
+ _Vector_type __tmp(__n, (_Node*)(0), _M_buckets.get_allocator());
+ __try
+ {
+ for (size_type __bucket = 0; __bucket < __old_n; ++__bucket)
+ {
+ _Node* __first = _M_buckets[__bucket];
+ while (__first)
+ {
+ size_type __new_bucket = _M_bkt_num(__first->_M_val,__n);
+ _M_buckets[__bucket] = __first->_M_next;
+ __first->_M_next = __tmp[__new_bucket];
+ __tmp[__new_bucket] = __first;
+ __first = _M_buckets[__bucket];
+ }
+ }
+ _M_buckets.swap(__tmp);
+ }
+ __catch(...)
+ {
+ for (size_type __bucket = 0; __bucket < __tmp.size();++__bucket)
+ {
+ while (__tmp[__bucket])
+ {
+ _Node* __next = __tmp[__bucket]->_M_next;
+ _M_delete_node(__tmp[__bucket]);
+ __tmp[__bucket] = __next;
+ }
+ }
+ __throw_exception_again;
+ }
+ }
+ }
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::_M_erase_bucket(const size_type __n, _Node* __first, _Node* __last)
+ {
+ _Node* __cur = _M_buckets[__n];
+ if (__cur == __first)
+ _M_erase_bucket(__n, __last);
+ else
+ {
+ _Node* __next;
+ for (__next = __cur->_M_next;
+ __next != __first;
+ __cur = __next, __next = __cur->_M_next)
+ ;
+ while (__next != __last)
+ {
+ __cur->_M_next = __next->_M_next;
+ _M_delete_node(__next);
+ __next = __cur->_M_next;
+ --_M_num_elements;
+ }
+ }
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::_M_erase_bucket(const size_type __n, _Node* __last)
+ {
+ _Node* __cur = _M_buckets[__n];
+ while (__cur != __last)
+ {
+ _Node* __next = __cur->_M_next;
+ _M_delete_node(__cur);
+ __cur = __next;
+ _M_buckets[__n] = __cur;
+ --_M_num_elements;
+ }
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::clear()
+ {
+ for (size_type __i = 0; __i < _M_buckets.size(); ++__i)
+ {
+ _Node* __cur = _M_buckets[__i];
+ while (__cur != 0)
+ {
+ _Node* __next = __cur->_M_next;
+ _M_delete_node(__cur);
+ __cur = __next;
+ }
+ _M_buckets[__i] = 0;
+ }
+ _M_num_elements = 0;
+ }
+
+ template<class _Val, class _Key, class _HF, class _Ex, class _Eq, class _All>
+ void hashtable<_Val, _Key, _HF, _Ex, _Eq, _All>::_M_copy_from(const hashtable& __ht)
+ {
+ _M_buckets.clear();
+ _M_buckets.reserve(__ht._M_buckets.size());
+ _M_buckets.insert(_M_buckets.end(), __ht._M_buckets.size(), (_Node*) 0);
+ __try
+ {
+ for (size_type __i = 0; __i < __ht._M_buckets.size(); ++__i) {
+ const _Node* __cur = __ht._M_buckets[__i];
+ if (__cur)
+ {
+ _Node* __local_copy = _M_new_node(__cur->_M_val);
+ _M_buckets[__i] = __local_copy;
+ for (_Node* __next = __cur->_M_next;
+ __next;
+ __cur = __next, __next = __cur->_M_next)
+ {
+ __local_copy->_M_next = _M_new_node(__next->_M_val);
+ __local_copy = __local_copy->_M_next;
+ }
+ }
+ }
+ _M_num_elements = __ht._M_num_elements;
+ }
+ __catch(...)
+ {
+ clear();
+ __throw_exception_again;
+ }
+ }
+}
+
+#endif
