1299 lines
47 KiB
C++
1299 lines
47 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2005-2012. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/container for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_CONTAINER_SET_HPP
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#define BOOST_CONTAINER_SET_HPP
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#if defined(_MSC_VER)
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# pragma once
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#endif
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#include <boost/container/detail/config_begin.hpp>
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#include <boost/container/detail/workaround.hpp>
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#include <boost/container/container_fwd.hpp>
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#include <utility>
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#include <functional>
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#include <memory>
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#include <boost/move/utility.hpp>
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#include <boost/move/detail/move_helpers.hpp>
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#include <boost/container/detail/mpl.hpp>
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#include <boost/container/detail/tree.hpp>
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#include <boost/move/utility.hpp>
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#ifndef BOOST_CONTAINER_PERFECT_FORWARDING
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#include <boost/container/detail/preprocessor.hpp>
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#endif
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namespace boost {
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namespace container {
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/// @cond
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// Forward declarations of operators < and ==, needed for friend declaration.
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template <class Key, class Compare, class Allocator>
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inline bool operator==(const set<Key,Compare,Allocator>& x,
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const set<Key,Compare,Allocator>& y);
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template <class Key, class Compare, class Allocator>
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inline bool operator<(const set<Key,Compare,Allocator>& x,
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const set<Key,Compare,Allocator>& y);
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/// @endcond
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//! A set is a kind of associative container that supports unique keys (contains at
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//! most one of each key value) and provides for fast retrieval of the keys themselves.
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//! Class set supports bidirectional iterators.
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//!
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//! A set satisfies all of the requirements of a container and of a reversible container
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//! , and of an associative container. A set also provides most operations described in
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//! for unique keys.
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#ifdef BOOST_CONTAINER_DOXYGEN_INVOKED
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template <class Key, class Compare = std::less<Key>, class Allocator = std::allocator<Key> >
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#else
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template <class Key, class Compare, class Allocator>
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#endif
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class set
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{
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/// @cond
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private:
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BOOST_COPYABLE_AND_MOVABLE(set)
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typedef container_detail::rbtree<Key, Key,
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container_detail::identity<Key>, Compare, Allocator> tree_t;
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tree_t m_tree; // red-black tree representing set
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/// @endcond
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public:
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//////////////////////////////////////////////
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//
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// types
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//
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//////////////////////////////////////////////
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typedef Key key_type;
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typedef Key value_type;
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typedef Compare key_compare;
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typedef Compare value_compare;
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typedef typename ::boost::container::allocator_traits<Allocator>::pointer pointer;
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typedef typename ::boost::container::allocator_traits<Allocator>::const_pointer const_pointer;
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typedef typename ::boost::container::allocator_traits<Allocator>::reference reference;
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typedef typename ::boost::container::allocator_traits<Allocator>::const_reference const_reference;
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typedef typename ::boost::container::allocator_traits<Allocator>::size_type size_type;
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typedef typename ::boost::container::allocator_traits<Allocator>::difference_type difference_type;
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typedef Allocator allocator_type;
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typedef typename BOOST_CONTAINER_IMPDEF(tree_t::stored_allocator_type) stored_allocator_type;
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typedef typename BOOST_CONTAINER_IMPDEF(tree_t::iterator) iterator;
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typedef typename BOOST_CONTAINER_IMPDEF(tree_t::const_iterator) const_iterator;
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typedef typename BOOST_CONTAINER_IMPDEF(tree_t::reverse_iterator) reverse_iterator;
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typedef typename BOOST_CONTAINER_IMPDEF(tree_t::const_reverse_iterator) const_reverse_iterator;
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//////////////////////////////////////////////
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//
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// construct/copy/destroy
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//
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//////////////////////////////////////////////
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//! <b>Effects</b>: Default constructs an empty set.
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//!
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//! <b>Complexity</b>: Constant.
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set()
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: m_tree()
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{}
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//! <b>Effects</b>: Constructs an empty set using the specified comparison object
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//! and allocator.
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//!
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//! <b>Complexity</b>: Constant.
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explicit set(const Compare& comp,
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const allocator_type& a = allocator_type())
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: m_tree(comp, a)
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{}
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//! <b>Effects</b>: Constructs an empty set using the specified allocator object.
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//!
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//! <b>Complexity</b>: Constant.
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explicit set(const allocator_type& a)
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: m_tree(a)
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{}
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//! <b>Effects</b>: Constructs an empty set using the specified comparison object and
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//! allocator, and inserts elements from the range [first ,last ).
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//!
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//! <b>Complexity</b>: Linear in N if the range [first ,last ) is already sorted using
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//! comp and otherwise N logN, where N is last - first.
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template <class InputIterator>
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set(InputIterator first, InputIterator last, const Compare& comp = Compare(),
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const allocator_type& a = allocator_type())
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: m_tree(true, first, last, comp, a)
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{}
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//! <b>Effects</b>: Constructs an empty set using the specified comparison object and
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//! allocator, and inserts elements from the ordered unique range [first ,last). This function
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//! is more efficient than the normal range creation for ordered ranges.
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//!
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//! <b>Requires</b>: [first ,last) must be ordered according to the predicate and must be
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//! unique values.
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//!
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//! <b>Complexity</b>: Linear in N.
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//!
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//! <b>Note</b>: Non-standard extension.
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template <class InputIterator>
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set( ordered_unique_range_t, InputIterator first, InputIterator last
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, const Compare& comp = Compare(), const allocator_type& a = allocator_type())
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: m_tree(ordered_range, first, last, comp, a)
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{}
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//! <b>Effects</b>: Copy constructs a set.
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//!
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//! <b>Complexity</b>: Linear in x.size().
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set(const set& x)
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: m_tree(x.m_tree)
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{}
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//! <b>Effects</b>: Move constructs a set. Constructs *this using x's resources.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Postcondition</b>: x is emptied.
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set(BOOST_RV_REF(set) x)
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: m_tree(boost::move(x.m_tree))
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{}
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//! <b>Effects</b>: Copy constructs a set using the specified allocator.
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//!
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//! <b>Complexity</b>: Linear in x.size().
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set(const set& x, const allocator_type &a)
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: m_tree(x.m_tree, a)
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{}
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//! <b>Effects</b>: Move constructs a set using the specified allocator.
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//! Constructs *this using x's resources.
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//!
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//! <b>Complexity</b>: Constant if a == x.get_allocator(), linear otherwise.
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set(BOOST_RV_REF(set) x, const allocator_type &a)
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: m_tree(boost::move(x.m_tree), a)
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{}
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//! <b>Effects</b>: Makes *this a copy of x.
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//!
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//! <b>Complexity</b>: Linear in x.size().
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set& operator=(BOOST_COPY_ASSIGN_REF(set) x)
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{ m_tree = x.m_tree; return *this; }
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//! <b>Effects</b>: this->swap(x.get()).
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//!
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//! <b>Complexity</b>: Constant.
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set& operator=(BOOST_RV_REF(set) x)
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{ m_tree = boost::move(x.m_tree); return *this; }
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//! <b>Effects</b>: Returns a copy of the Allocator that
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//! was passed to the object's constructor.
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//!
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//! <b>Complexity</b>: Constant.
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allocator_type get_allocator() const
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{ return m_tree.get_allocator(); }
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//! <b>Effects</b>: Returns a reference to the internal allocator.
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//!
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//! <b>Throws</b>: Nothing
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Note</b>: Non-standard extension.
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const stored_allocator_type &get_stored_allocator() const
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{ return m_tree.get_stored_allocator(); }
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//! <b>Effects</b>: Returns a reference to the internal allocator.
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//!
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//! <b>Throws</b>: Nothing
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Note</b>: Non-standard extension.
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stored_allocator_type &get_stored_allocator()
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{ return m_tree.get_stored_allocator(); }
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//////////////////////////////////////////////
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//
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// capacity
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//
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//////////////////////////////////////////////
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//! <b>Effects</b>: Returns an iterator to the first element contained in the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant
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iterator begin()
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{ return m_tree.begin(); }
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//! <b>Effects</b>: Returns a const_iterator to the first element contained in the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_iterator begin() const
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{ return m_tree.begin(); }
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//! <b>Effects</b>: Returns an iterator to the end of the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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iterator end()
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{ return m_tree.end(); }
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//! <b>Effects</b>: Returns a const_iterator to the end of the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_iterator end() const
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{ return m_tree.end(); }
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//! <b>Effects</b>: Returns a reverse_iterator pointing to the beginning
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//! of the reversed container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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reverse_iterator rbegin()
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{ return m_tree.rbegin(); }
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//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the beginning
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//! of the reversed container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_reverse_iterator rbegin() const
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{ return m_tree.rbegin(); }
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//! <b>Effects</b>: Returns a reverse_iterator pointing to the end
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//! of the reversed container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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reverse_iterator rend()
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{ return m_tree.rend(); }
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//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the end
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//! of the reversed container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_reverse_iterator rend() const
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{ return m_tree.rend(); }
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//! <b>Effects</b>: Returns a const_iterator to the first element contained in the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_iterator cbegin() const
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{ return m_tree.cbegin(); }
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//! <b>Effects</b>: Returns a const_iterator to the end of the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_iterator cend() const
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{ return m_tree.cend(); }
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//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the beginning
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//! of the reversed container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_reverse_iterator crbegin() const
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{ return m_tree.crbegin(); }
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//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the end
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//! of the reversed container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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const_reverse_iterator crend() const
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{ return m_tree.crend(); }
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//////////////////////////////////////////////
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//
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// capacity
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//
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//////////////////////////////////////////////
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//! <b>Effects</b>: Returns true if the container contains no elements.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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bool empty() const
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{ return m_tree.empty(); }
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//! <b>Effects</b>: Returns the number of the elements contained in the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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size_type size() const
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{ return m_tree.size(); }
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//! <b>Effects</b>: Returns the largest possible size of the container.
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//!
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//! <b>Throws</b>: Nothing.
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//!
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//! <b>Complexity</b>: Constant.
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size_type max_size() const
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{ return m_tree.max_size(); }
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//////////////////////////////////////////////
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//
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// modifiers
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//
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//////////////////////////////////////////////
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#if defined(BOOST_CONTAINER_PERFECT_FORWARDING) || defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
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//! <b>Effects</b>: Inserts an object x of type Key constructed with
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//! std::forward<Args>(args)... if and only if there is
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//! no element in the container with equivalent value.
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//! and returns the iterator pointing to the
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//! newly inserted element.
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//!
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//! <b>Returns</b>: The bool component of the returned pair is true if and only
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//! if the insertion takes place, and the iterator component of the pair
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//! points to the element with key equivalent to the key of x.
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//!
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//! <b>Throws</b>: If memory allocation throws or
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//! Key's in-place constructor throws.
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//!
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//! <b>Complexity</b>: Logarithmic.
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template <class... Args>
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std::pair<iterator,bool> emplace(Args&&... args)
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{ return m_tree.emplace_unique(boost::forward<Args>(args)...); }
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//! <b>Effects</b>: Inserts an object of type Key constructed with
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//! std::forward<Args>(args)... if and only if there is
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//! no element in the container with equivalent value.
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//! p is a hint pointing to where the insert
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//! should start to search.
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//!
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//! <b>Returns</b>: An iterator pointing to the element with key equivalent to the key of x.
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//!
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//! <b>Complexity</b>: Logarithmic.
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template <class... Args>
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iterator emplace_hint(const_iterator hint, Args&&... args)
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{ return m_tree.emplace_hint_unique(hint, boost::forward<Args>(args)...); }
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#else //#ifdef BOOST_CONTAINER_PERFECT_FORWARDING
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#define BOOST_PP_LOCAL_MACRO(n) \
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BOOST_PP_EXPR_IF(n, template<) BOOST_PP_ENUM_PARAMS(n, class P) BOOST_PP_EXPR_IF(n, >) \
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std::pair<iterator,bool> emplace(BOOST_PP_ENUM(n, BOOST_CONTAINER_PP_PARAM_LIST, _)) \
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{ return m_tree.emplace_unique(BOOST_PP_ENUM(n, BOOST_CONTAINER_PP_PARAM_FORWARD, _)); } \
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\
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BOOST_PP_EXPR_IF(n, template<) BOOST_PP_ENUM_PARAMS(n, class P) BOOST_PP_EXPR_IF(n, >) \
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iterator emplace_hint(const_iterator hint \
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BOOST_PP_ENUM_TRAILING(n, BOOST_CONTAINER_PP_PARAM_LIST, _)) \
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{ return m_tree.emplace_hint_unique(hint \
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BOOST_PP_ENUM_TRAILING(n, BOOST_CONTAINER_PP_PARAM_FORWARD, _));} \
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//!
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#define BOOST_PP_LOCAL_LIMITS (0, BOOST_CONTAINER_MAX_CONSTRUCTOR_PARAMETERS)
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#include BOOST_PP_LOCAL_ITERATE()
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#endif //#ifdef BOOST_CONTAINER_PERFECT_FORWARDING
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#if defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
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//! <b>Effects</b>: Inserts x if and only if there is no element in the container
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//! with key equivalent to the key of x.
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//!
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//! <b>Returns</b>: The bool component of the returned pair is true if and only
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//! if the insertion takes place, and the iterator component of the pair
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//! points to the element with key equivalent to the key of x.
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//!
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//! <b>Complexity</b>: Logarithmic.
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std::pair<iterator, bool> insert(const value_type &x);
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//! <b>Effects</b>: Move constructs a new value from x if and only if there is
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//! no element in the container with key equivalent to the key of x.
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//!
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//! <b>Returns</b>: The bool component of the returned pair is true if and only
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//! if the insertion takes place, and the iterator component of the pair
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//! points to the element with key equivalent to the key of x.
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//!
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//! <b>Complexity</b>: Logarithmic.
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std::pair<iterator, bool> insert(value_type &&x);
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#else
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private:
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typedef std::pair<iterator, bool> insert_return_pair;
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public:
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BOOST_MOVE_CONVERSION_AWARE_CATCH(insert, value_type, insert_return_pair, this->priv_insert)
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#endif
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#if defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
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//! <b>Effects</b>: Inserts a copy of x in the container if and only if there is
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//! no element in the container with key equivalent to the key of x.
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//! p is a hint pointing to where the insert should start to search.
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//!
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//! <b>Returns</b>: An iterator pointing to the element with key equivalent
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//! to the key of x.
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//!
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//! <b>Complexity</b>: Logarithmic in general, but amortized constant if t
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//! is inserted right before p.
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iterator insert(const_iterator p, const value_type &x);
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//! <b>Effects</b>: Inserts an element move constructed from x in the container.
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//! p is a hint pointing to where the insert should start to search.
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//!
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//! <b>Returns</b>: An iterator pointing to the element with key equivalent to the key of x.
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//!
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//! <b>Complexity</b>: Logarithmic.
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iterator insert(const_iterator position, value_type &&x);
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#else
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BOOST_MOVE_CONVERSION_AWARE_CATCH_1ARG(insert, value_type, iterator, this->priv_insert, const_iterator, const_iterator)
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#endif
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//! <b>Requires</b>: first, last are not iterators into *this.
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//!
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//! <b>Effects</b>: inserts each element from the range [first,last) if and only
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//! if there is no element with key equivalent to the key of that element.
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//!
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//! <b>Complexity</b>: At most N log(size()+N) (N is the distance from first to last)
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template <class InputIterator>
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void insert(InputIterator first, InputIterator last)
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{ m_tree.insert_unique(first, last); }
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//! <b>Effects</b>: Erases the element pointed to by p.
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//!
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//! <b>Returns</b>: Returns an iterator pointing to the element immediately
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//! following q prior to the element being erased. If no such element exists,
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//! returns end().
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//!
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//! <b>Complexity</b>: Amortized constant time
|
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iterator erase(const_iterator p)
|
|
{ return m_tree.erase(p); }
|
|
|
|
//! <b>Effects</b>: Erases all elements in the container with key equivalent to x.
|
|
//!
|
|
//! <b>Returns</b>: Returns the number of erased elements.
|
|
//!
|
|
//! <b>Complexity</b>: log(size()) + count(k)
|
|
size_type erase(const key_type& x)
|
|
{ return m_tree.erase(x); }
|
|
|
|
//! <b>Effects</b>: Erases all the elements in the range [first, last).
|
|
//!
|
|
//! <b>Returns</b>: Returns last.
|
|
//!
|
|
//! <b>Complexity</b>: log(size())+N where N is the distance from first to last.
|
|
iterator erase(const_iterator first, const_iterator last)
|
|
{ return m_tree.erase(first, last); }
|
|
|
|
//! <b>Effects</b>: Swaps the contents of *this and x.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
void swap(set& x)
|
|
{ m_tree.swap(x.m_tree); }
|
|
|
|
//! <b>Effects</b>: erase(a.begin(),a.end()).
|
|
//!
|
|
//! <b>Postcondition</b>: size() == 0.
|
|
//!
|
|
//! <b>Complexity</b>: linear in size().
|
|
void clear()
|
|
{ m_tree.clear(); }
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// observers
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
//! <b>Effects</b>: Returns the comparison object out
|
|
//! of which a was constructed.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
key_compare key_comp() const
|
|
{ return m_tree.key_comp(); }
|
|
|
|
//! <b>Effects</b>: Returns an object of value_compare constructed out
|
|
//! of the comparison object.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
value_compare value_comp() const
|
|
{ return m_tree.key_comp(); }
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// set operations
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
//! <b>Returns</b>: An iterator pointing to an element with the key
|
|
//! equivalent to x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic.
|
|
iterator find(const key_type& x)
|
|
{ return m_tree.find(x); }
|
|
|
|
//! <b>Returns</b>: Allocator const_iterator pointing to an element with the key
|
|
//! equivalent to x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic.
|
|
const_iterator find(const key_type& x) const
|
|
{ return m_tree.find(x); }
|
|
|
|
//! <b>Returns</b>: The number of elements with key equivalent to x.
|
|
//!
|
|
//! <b>Complexity</b>: log(size())+count(k)
|
|
size_type count(const key_type& x) const
|
|
{ return static_cast<size_type>(m_tree.find(x) != m_tree.end()); }
|
|
|
|
//! <b>Returns</b>: An iterator pointing to the first element with key not less
|
|
//! than k, or a.end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
iterator lower_bound(const key_type& x)
|
|
{ return m_tree.lower_bound(x); }
|
|
|
|
//! <b>Returns</b>: Allocator const iterator pointing to the first element with key not
|
|
//! less than k, or a.end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
const_iterator lower_bound(const key_type& x) const
|
|
{ return m_tree.lower_bound(x); }
|
|
|
|
//! <b>Returns</b>: An iterator pointing to the first element with key not less
|
|
//! than x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
iterator upper_bound(const key_type& x)
|
|
{ return m_tree.upper_bound(x); }
|
|
|
|
//! <b>Returns</b>: Allocator const iterator pointing to the first element with key not
|
|
//! less than x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
const_iterator upper_bound(const key_type& x) const
|
|
{ return m_tree.upper_bound(x); }
|
|
|
|
//! <b>Effects</b>: Equivalent to std::make_pair(this->lower_bound(k), this->upper_bound(k)).
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
std::pair<iterator,iterator> equal_range(const key_type& x)
|
|
{ return m_tree.equal_range(x); }
|
|
|
|
//! <b>Effects</b>: Equivalent to std::make_pair(this->lower_bound(k), this->upper_bound(k)).
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
std::pair<const_iterator, const_iterator> equal_range(const key_type& x) const
|
|
{ return m_tree.equal_range(x); }
|
|
|
|
/// @cond
|
|
template <class K1, class C1, class A1>
|
|
friend bool operator== (const set<K1,C1,A1>&, const set<K1,C1,A1>&);
|
|
|
|
template <class K1, class C1, class A1>
|
|
friend bool operator< (const set<K1,C1,A1>&, const set<K1,C1,A1>&);
|
|
|
|
private:
|
|
template <class KeyType>
|
|
std::pair<iterator, bool> priv_insert(BOOST_FWD_REF(KeyType) x)
|
|
{ return m_tree.insert_unique(::boost::forward<KeyType>(x)); }
|
|
|
|
template <class KeyType>
|
|
iterator priv_insert(const_iterator p, BOOST_FWD_REF(KeyType) x)
|
|
{ return m_tree.insert_unique(p, ::boost::forward<KeyType>(x)); }
|
|
/// @endcond
|
|
};
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator==(const set<Key,Compare,Allocator>& x,
|
|
const set<Key,Compare,Allocator>& y)
|
|
{ return x.m_tree == y.m_tree; }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator<(const set<Key,Compare,Allocator>& x,
|
|
const set<Key,Compare,Allocator>& y)
|
|
{ return x.m_tree < y.m_tree; }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator!=(const set<Key,Compare,Allocator>& x,
|
|
const set<Key,Compare,Allocator>& y)
|
|
{ return !(x == y); }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator>(const set<Key,Compare,Allocator>& x,
|
|
const set<Key,Compare,Allocator>& y)
|
|
{ return y < x; }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator<=(const set<Key,Compare,Allocator>& x,
|
|
const set<Key,Compare,Allocator>& y)
|
|
{ return !(y < x); }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator>=(const set<Key,Compare,Allocator>& x,
|
|
const set<Key,Compare,Allocator>& y)
|
|
{ return !(x < y); }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline void swap(set<Key,Compare,Allocator>& x, set<Key,Compare,Allocator>& y)
|
|
{ x.swap(y); }
|
|
|
|
/// @cond
|
|
|
|
} //namespace container {
|
|
|
|
//!has_trivial_destructor_after_move<> == true_type
|
|
//!specialization for optimizations
|
|
template <class Key, class C, class Allocator>
|
|
struct has_trivial_destructor_after_move<boost::container::set<Key, C, Allocator> >
|
|
{
|
|
static const bool value = has_trivial_destructor_after_move<Allocator>::value && has_trivial_destructor_after_move<C>::value;
|
|
};
|
|
|
|
namespace container {
|
|
|
|
// Forward declaration of operators < and ==, needed for friend declaration.
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator==(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y);
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator<(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y);
|
|
/// @endcond
|
|
|
|
//! A multiset is a kind of associative container that supports equivalent keys
|
|
//! (possibly contains multiple copies of the same key value) and provides for
|
|
//! fast retrieval of the keys themselves. Class multiset supports bidirectional iterators.
|
|
//!
|
|
//! A multiset satisfies all of the requirements of a container and of a reversible
|
|
//! container, and of an associative container). multiset also provides most operations
|
|
//! described for duplicate keys.
|
|
#ifdef BOOST_CONTAINER_DOXYGEN_INVOKED
|
|
template <class Key, class Compare = std::less<Key>, class Allocator = std::allocator<Key> >
|
|
#else
|
|
template <class Key, class Compare, class Allocator>
|
|
#endif
|
|
class multiset
|
|
{
|
|
/// @cond
|
|
private:
|
|
BOOST_COPYABLE_AND_MOVABLE(multiset)
|
|
typedef container_detail::rbtree<Key, Key,
|
|
container_detail::identity<Key>, Compare, Allocator> tree_t;
|
|
tree_t m_tree; // red-black tree representing multiset
|
|
/// @endcond
|
|
|
|
public:
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// types
|
|
//
|
|
//////////////////////////////////////////////
|
|
typedef Key key_type;
|
|
typedef Key value_type;
|
|
typedef Compare key_compare;
|
|
typedef Compare value_compare;
|
|
typedef typename ::boost::container::allocator_traits<Allocator>::pointer pointer;
|
|
typedef typename ::boost::container::allocator_traits<Allocator>::const_pointer const_pointer;
|
|
typedef typename ::boost::container::allocator_traits<Allocator>::reference reference;
|
|
typedef typename ::boost::container::allocator_traits<Allocator>::const_reference const_reference;
|
|
typedef typename ::boost::container::allocator_traits<Allocator>::size_type size_type;
|
|
typedef typename ::boost::container::allocator_traits<Allocator>::difference_type difference_type;
|
|
typedef Allocator allocator_type;
|
|
typedef typename BOOST_CONTAINER_IMPDEF(tree_t::stored_allocator_type) stored_allocator_type;
|
|
typedef typename BOOST_CONTAINER_IMPDEF(tree_t::iterator) iterator;
|
|
typedef typename BOOST_CONTAINER_IMPDEF(tree_t::const_iterator) const_iterator;
|
|
typedef typename BOOST_CONTAINER_IMPDEF(tree_t::reverse_iterator) reverse_iterator;
|
|
typedef typename BOOST_CONTAINER_IMPDEF(tree_t::const_reverse_iterator) const_reverse_iterator;
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// construct/copy/destroy
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
//! <b>Effects</b>: Constructs an empty multiset using the specified comparison
|
|
//! object and allocator.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
multiset()
|
|
: m_tree()
|
|
{}
|
|
|
|
//! <b>Effects</b>: Constructs an empty multiset using the specified comparison
|
|
//! object and allocator.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
explicit multiset(const Compare& comp,
|
|
const allocator_type& a = allocator_type())
|
|
: m_tree(comp, a)
|
|
{}
|
|
|
|
//! <b>Effects</b>: Constructs an empty multiset using the specified allocator.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
explicit multiset(const allocator_type& a)
|
|
: m_tree(a)
|
|
{}
|
|
|
|
//! <b>Effects</b>: Constructs an empty multiset using the specified comparison object
|
|
//! and allocator, and inserts elements from the range [first ,last ).
|
|
//!
|
|
//! <b>Complexity</b>: Linear in N if the range [first ,last ) is already sorted using
|
|
//! comp and otherwise N logN, where N is last - first.
|
|
template <class InputIterator>
|
|
multiset(InputIterator first, InputIterator last,
|
|
const Compare& comp = Compare(),
|
|
const allocator_type& a = allocator_type())
|
|
: m_tree(false, first, last, comp, a)
|
|
{}
|
|
|
|
//! <b>Effects</b>: Constructs an empty multiset using the specified comparison object and
|
|
//! allocator, and inserts elements from the ordered range [first ,last ). This function
|
|
//! is more efficient than the normal range creation for ordered ranges.
|
|
//!
|
|
//! <b>Requires</b>: [first ,last) must be ordered according to the predicate.
|
|
//!
|
|
//! <b>Complexity</b>: Linear in N.
|
|
//!
|
|
//! <b>Note</b>: Non-standard extension.
|
|
template <class InputIterator>
|
|
multiset( ordered_range_t, InputIterator first, InputIterator last
|
|
, const Compare& comp = Compare()
|
|
, const allocator_type& a = allocator_type())
|
|
: m_tree(ordered_range, first, last, comp, a)
|
|
{}
|
|
|
|
//! <b>Effects</b>: Copy constructs a multiset.
|
|
//!
|
|
//! <b>Complexity</b>: Linear in x.size().
|
|
multiset(const multiset& x)
|
|
: m_tree(x.m_tree)
|
|
{}
|
|
|
|
//! <b>Effects</b>: Move constructs a multiset. Constructs *this using x's resources.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
//!
|
|
//! <b>Postcondition</b>: x is emptied.
|
|
multiset(BOOST_RV_REF(multiset) x)
|
|
: m_tree(boost::move(x.m_tree))
|
|
{}
|
|
|
|
//! <b>Effects</b>: Copy constructs a multiset using the specified allocator.
|
|
//!
|
|
//! <b>Complexity</b>: Linear in x.size().
|
|
multiset(const multiset& x, const allocator_type &a)
|
|
: m_tree(x.m_tree, a)
|
|
{}
|
|
|
|
//! <b>Effects</b>: Move constructs a multiset using the specified allocator.
|
|
//! Constructs *this using x's resources.
|
|
//!
|
|
//! <b>Complexity</b>: Constant if a == x.get_allocator(), linear otherwise.
|
|
//!
|
|
//! <b>Postcondition</b>: x is emptied.
|
|
multiset(BOOST_RV_REF(multiset) x, const allocator_type &a)
|
|
: m_tree(boost::move(x.m_tree), a)
|
|
{}
|
|
|
|
//! <b>Effects</b>: Makes *this a copy of x.
|
|
//!
|
|
//! <b>Complexity</b>: Linear in x.size().
|
|
multiset& operator=(BOOST_COPY_ASSIGN_REF(multiset) x)
|
|
{ m_tree = x.m_tree; return *this; }
|
|
|
|
//! <b>Effects</b>: this->swap(x.get()).
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
multiset& operator=(BOOST_RV_REF(multiset) x)
|
|
{ m_tree = boost::move(x.m_tree); return *this; }
|
|
|
|
//! <b>Effects</b>: Returns a copy of the Allocator that
|
|
//! was passed to the object's constructor.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
allocator_type get_allocator() const
|
|
{ return m_tree.get_allocator(); }
|
|
|
|
//! <b>Effects</b>: Returns a reference to the internal allocator.
|
|
//!
|
|
//! <b>Throws</b>: Nothing
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
//!
|
|
//! <b>Note</b>: Non-standard extension.
|
|
stored_allocator_type &get_stored_allocator()
|
|
{ return m_tree.get_stored_allocator(); }
|
|
|
|
//! <b>Effects</b>: Returns a reference to the internal allocator.
|
|
//!
|
|
//! <b>Throws</b>: Nothing
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
//!
|
|
//! <b>Note</b>: Non-standard extension.
|
|
const stored_allocator_type &get_stored_allocator() const
|
|
{ return m_tree.get_stored_allocator(); }
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// iterators
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
//! <b>Effects</b>: Returns an iterator to the first element contained in the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
iterator begin()
|
|
{ return m_tree.begin(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_iterator to the first element contained in the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_iterator begin() const
|
|
{ return m_tree.begin(); }
|
|
|
|
//! <b>Effects</b>: Returns an iterator to the end of the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
iterator end()
|
|
{ return m_tree.end(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_iterator to the end of the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_iterator end() const
|
|
{ return m_tree.end(); }
|
|
|
|
//! <b>Effects</b>: Returns a reverse_iterator pointing to the beginning
|
|
//! of the reversed container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
reverse_iterator rbegin()
|
|
{ return m_tree.rbegin(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the beginning
|
|
//! of the reversed container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_reverse_iterator rbegin() const
|
|
{ return m_tree.rbegin(); }
|
|
|
|
//! <b>Effects</b>: Returns a reverse_iterator pointing to the end
|
|
//! of the reversed container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
reverse_iterator rend()
|
|
{ return m_tree.rend(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the end
|
|
//! of the reversed container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_reverse_iterator rend() const
|
|
{ return m_tree.rend(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_iterator to the first element contained in the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_iterator cbegin() const
|
|
{ return m_tree.cbegin(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_iterator to the end of the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_iterator cend() const
|
|
{ return m_tree.cend(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the beginning
|
|
//! of the reversed container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_reverse_iterator crbegin() const
|
|
{ return m_tree.crbegin(); }
|
|
|
|
//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the end
|
|
//! of the reversed container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
const_reverse_iterator crend() const
|
|
{ return m_tree.crend(); }
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// capacity
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
//! <b>Effects</b>: Returns true if the container contains no elements.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
bool empty() const
|
|
{ return m_tree.empty(); }
|
|
|
|
//! <b>Effects</b>: Returns the number of the elements contained in the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
size_type size() const
|
|
{ return m_tree.size(); }
|
|
|
|
//! <b>Effects</b>: Returns the largest possible size of the container.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
size_type max_size() const
|
|
{ return m_tree.max_size(); }
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// modifiers
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
#if defined(BOOST_CONTAINER_PERFECT_FORWARDING) || defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
|
|
|
|
//! <b>Effects</b>: Inserts an object of type Key constructed with
|
|
//! std::forward<Args>(args)... and returns the iterator pointing to the
|
|
//! newly inserted element.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic.
|
|
template <class... Args>
|
|
iterator emplace(Args&&... args)
|
|
{ return m_tree.emplace_equal(boost::forward<Args>(args)...); }
|
|
|
|
//! <b>Effects</b>: Inserts an object of type Key constructed with
|
|
//! std::forward<Args>(args)...
|
|
//!
|
|
//! <b>Returns</b>: An iterator pointing to the element with key equivalent
|
|
//! to the key of x.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic in general, but amortized constant if t
|
|
//! is inserted right before p.
|
|
template <class... Args>
|
|
iterator emplace_hint(const_iterator hint, Args&&... args)
|
|
{ return m_tree.emplace_hint_equal(hint, boost::forward<Args>(args)...); }
|
|
|
|
#else //#ifdef BOOST_CONTAINER_PERFECT_FORWARDING
|
|
|
|
#define BOOST_PP_LOCAL_MACRO(n) \
|
|
BOOST_PP_EXPR_IF(n, template<) BOOST_PP_ENUM_PARAMS(n, class P) BOOST_PP_EXPR_IF(n, >) \
|
|
iterator emplace(BOOST_PP_ENUM(n, BOOST_CONTAINER_PP_PARAM_LIST, _)) \
|
|
{ return m_tree.emplace_equal(BOOST_PP_ENUM(n, BOOST_CONTAINER_PP_PARAM_FORWARD, _)); } \
|
|
\
|
|
BOOST_PP_EXPR_IF(n, template<) BOOST_PP_ENUM_PARAMS(n, class P) BOOST_PP_EXPR_IF(n, >) \
|
|
iterator emplace_hint(const_iterator hint \
|
|
BOOST_PP_ENUM_TRAILING(n, BOOST_CONTAINER_PP_PARAM_LIST, _)) \
|
|
{ return m_tree.emplace_hint_equal(hint \
|
|
BOOST_PP_ENUM_TRAILING(n, BOOST_CONTAINER_PP_PARAM_FORWARD, _));} \
|
|
//!
|
|
#define BOOST_PP_LOCAL_LIMITS (0, BOOST_CONTAINER_MAX_CONSTRUCTOR_PARAMETERS)
|
|
#include BOOST_PP_LOCAL_ITERATE()
|
|
|
|
#endif //#ifdef BOOST_CONTAINER_PERFECT_FORWARDING
|
|
|
|
|
|
|
|
|
|
#if defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
|
|
//! <b>Effects</b>: Inserts x and returns the iterator pointing to the
|
|
//! newly inserted element.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic.
|
|
iterator insert(const value_type &x);
|
|
|
|
//! <b>Effects</b>: Inserts a copy of x in the container.
|
|
//!
|
|
//! <b>Returns</b>: An iterator pointing to the element with key equivalent
|
|
//! to the key of x.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic in general, but amortized constant if t
|
|
//! is inserted right before p.
|
|
iterator insert(value_type &&x);
|
|
#else
|
|
BOOST_MOVE_CONVERSION_AWARE_CATCH(insert, value_type, iterator, this->priv_insert)
|
|
#endif
|
|
|
|
#if defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
|
|
//! <b>Effects</b>: Inserts a copy of x in the container.
|
|
//! p is a hint pointing to where the insert should start to search.
|
|
//!
|
|
//! <b>Returns</b>: An iterator pointing to the element with key equivalent
|
|
//! to the key of x.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic in general, but amortized constant if t
|
|
//! is inserted right before p.
|
|
iterator insert(const_iterator p, const value_type &x);
|
|
|
|
//! <b>Effects</b>: Inserts a value move constructed from x in the container.
|
|
//! p is a hint pointing to where the insert should start to search.
|
|
//!
|
|
//! <b>Returns</b>: An iterator pointing to the element with key equivalent
|
|
//! to the key of x.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic in general, but amortized constant if t
|
|
//! is inserted right before p.
|
|
iterator insert(const_iterator position, value_type &&x);
|
|
#else
|
|
BOOST_MOVE_CONVERSION_AWARE_CATCH_1ARG(insert, value_type, iterator, this->priv_insert, const_iterator, const_iterator)
|
|
#endif
|
|
|
|
//! <b>Requires</b>: first, last are not iterators into *this.
|
|
//!
|
|
//! <b>Effects</b>: inserts each element from the range [first,last) .
|
|
//!
|
|
//! <b>Complexity</b>: At most N log(size()+N) (N is the distance from first to last)
|
|
template <class InputIterator>
|
|
void insert(InputIterator first, InputIterator last)
|
|
{ m_tree.insert_equal(first, last); }
|
|
|
|
//! <b>Effects</b>: Erases the element pointed to by p.
|
|
//!
|
|
//! <b>Returns</b>: Returns an iterator pointing to the element immediately
|
|
//! following q prior to the element being erased. If no such element exists,
|
|
//! returns end().
|
|
//!
|
|
//! <b>Complexity</b>: Amortized constant time
|
|
iterator erase(const_iterator p)
|
|
{ return m_tree.erase(p); }
|
|
|
|
//! <b>Effects</b>: Erases all elements in the container with key equivalent to x.
|
|
//!
|
|
//! <b>Returns</b>: Returns the number of erased elements.
|
|
//!
|
|
//! <b>Complexity</b>: log(size()) + count(k)
|
|
size_type erase(const key_type& x)
|
|
{ return m_tree.erase(x); }
|
|
|
|
//! <b>Effects</b>: Erases all the elements in the range [first, last).
|
|
//!
|
|
//! <b>Returns</b>: Returns last.
|
|
//!
|
|
//! <b>Complexity</b>: log(size())+N where N is the distance from first to last.
|
|
iterator erase(const_iterator first, const_iterator last)
|
|
{ return m_tree.erase(first, last); }
|
|
|
|
//! <b>Effects</b>: Swaps the contents of *this and x.
|
|
//!
|
|
//! <b>Throws</b>: Nothing.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
void swap(multiset& x)
|
|
{ m_tree.swap(x.m_tree); }
|
|
|
|
//! <b>Effects</b>: erase(a.begin(),a.end()).
|
|
//!
|
|
//! <b>Postcondition</b>: size() == 0.
|
|
//!
|
|
//! <b>Complexity</b>: linear in size().
|
|
void clear()
|
|
{ m_tree.clear(); }
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// observers
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
//! <b>Effects</b>: Returns the comparison object out
|
|
//! of which a was constructed.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
key_compare key_comp() const
|
|
{ return m_tree.key_comp(); }
|
|
|
|
//! <b>Effects</b>: Returns an object of value_compare constructed out
|
|
//! of the comparison object.
|
|
//!
|
|
//! <b>Complexity</b>: Constant.
|
|
value_compare value_comp() const
|
|
{ return m_tree.key_comp(); }
|
|
|
|
//////////////////////////////////////////////
|
|
//
|
|
// set operations
|
|
//
|
|
//////////////////////////////////////////////
|
|
|
|
//! <b>Returns</b>: An iterator pointing to an element with the key
|
|
//! equivalent to x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic.
|
|
iterator find(const key_type& x)
|
|
{ return m_tree.find(x); }
|
|
|
|
//! <b>Returns</b>: Allocator const iterator pointing to an element with the key
|
|
//! equivalent to x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic.
|
|
const_iterator find(const key_type& x) const
|
|
{ return m_tree.find(x); }
|
|
|
|
//! <b>Returns</b>: The number of elements with key equivalent to x.
|
|
//!
|
|
//! <b>Complexity</b>: log(size())+count(k)
|
|
size_type count(const key_type& x) const
|
|
{ return m_tree.count(x); }
|
|
|
|
//! <b>Returns</b>: An iterator pointing to the first element with key not less
|
|
//! than k, or a.end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
iterator lower_bound(const key_type& x)
|
|
{ return m_tree.lower_bound(x); }
|
|
|
|
//! <b>Returns</b>: Allocator const iterator pointing to the first element with key not
|
|
//! less than k, or a.end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
const_iterator lower_bound(const key_type& x) const
|
|
{ return m_tree.lower_bound(x); }
|
|
|
|
//! <b>Returns</b>: An iterator pointing to the first element with key not less
|
|
//! than x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
iterator upper_bound(const key_type& x)
|
|
{ return m_tree.upper_bound(x); }
|
|
|
|
//! <b>Returns</b>: Allocator const iterator pointing to the first element with key not
|
|
//! less than x, or end() if such an element is not found.
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
const_iterator upper_bound(const key_type& x) const
|
|
{ return m_tree.upper_bound(x); }
|
|
|
|
//! <b>Effects</b>: Equivalent to std::make_pair(this->lower_bound(k), this->upper_bound(k)).
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
std::pair<iterator,iterator> equal_range(const key_type& x)
|
|
{ return m_tree.equal_range(x); }
|
|
|
|
//! <b>Effects</b>: Equivalent to std::make_pair(this->lower_bound(k), this->upper_bound(k)).
|
|
//!
|
|
//! <b>Complexity</b>: Logarithmic
|
|
std::pair<const_iterator, const_iterator> equal_range(const key_type& x) const
|
|
{ return m_tree.equal_range(x); }
|
|
|
|
/// @cond
|
|
template <class K1, class C1, class A1>
|
|
friend bool operator== (const multiset<K1,C1,A1>&,
|
|
const multiset<K1,C1,A1>&);
|
|
template <class K1, class C1, class A1>
|
|
friend bool operator< (const multiset<K1,C1,A1>&,
|
|
const multiset<K1,C1,A1>&);
|
|
private:
|
|
template <class KeyType>
|
|
iterator priv_insert(BOOST_FWD_REF(KeyType) x)
|
|
{ return m_tree.insert_equal(::boost::forward<KeyType>(x)); }
|
|
|
|
template <class KeyType>
|
|
iterator priv_insert(const_iterator p, BOOST_FWD_REF(KeyType) x)
|
|
{ return m_tree.insert_equal(p, ::boost::forward<KeyType>(x)); }
|
|
|
|
/// @endcond
|
|
};
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator==(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y)
|
|
{ return x.m_tree == y.m_tree; }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator<(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y)
|
|
{ return x.m_tree < y.m_tree; }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator!=(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y)
|
|
{ return !(x == y); }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator>(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y)
|
|
{ return y < x; }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator<=(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y)
|
|
{ return !(y < x); }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline bool operator>=(const multiset<Key,Compare,Allocator>& x,
|
|
const multiset<Key,Compare,Allocator>& y)
|
|
{ return !(x < y); }
|
|
|
|
template <class Key, class Compare, class Allocator>
|
|
inline void swap(multiset<Key,Compare,Allocator>& x, multiset<Key,Compare,Allocator>& y)
|
|
{ x.swap(y); }
|
|
|
|
/// @cond
|
|
|
|
} //namespace container {
|
|
|
|
//!has_trivial_destructor_after_move<> == true_type
|
|
//!specialization for optimizations
|
|
template <class Key, class C, class Allocator>
|
|
struct has_trivial_destructor_after_move<boost::container::multiset<Key, C, Allocator> >
|
|
{
|
|
static const bool value = has_trivial_destructor_after_move<Allocator>::value && has_trivial_destructor_after_move<C>::value;
|
|
};
|
|
|
|
namespace container {
|
|
|
|
/// @endcond
|
|
|
|
}}
|
|
|
|
#include <boost/container/detail/config_end.hpp>
|
|
|
|
#endif /* BOOST_CONTAINER_SET_HPP */
|
|
|