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1372 lines
58 KiB
C++
1372 lines
58 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2008-2013
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/intrusive for documentation.
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_INTRUSIVE_TREAP_HPP
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#define BOOST_INTRUSIVE_TREAP_HPP
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#include <boost/intrusive/detail/config_begin.hpp>
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#include <boost/intrusive/intrusive_fwd.hpp>
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#include <boost/intrusive/detail/assert.hpp>
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#include <boost/intrusive/bs_set_hook.hpp>
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#include <boost/intrusive/bstree.hpp>
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#include <boost/intrusive/detail/tree_node.hpp>
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#include <boost/intrusive/detail/ebo_functor_holder.hpp>
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#include <boost/intrusive/pointer_traits.hpp>
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#include <boost/intrusive/detail/get_value_traits.hpp>
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#include <boost/intrusive/detail/mpl.hpp>
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#include <boost/intrusive/treap_algorithms.hpp>
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#include <boost/intrusive/link_mode.hpp>
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#include <boost/intrusive/priority_compare.hpp>
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#include <boost/intrusive/detail/node_cloner_disposer.hpp>
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#include <boost/intrusive/detail/key_nodeptr_comp.hpp>
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#include <boost/static_assert.hpp>
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#include <boost/move/utility_core.hpp>
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#include <boost/move/adl_move_swap.hpp>
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#include <cstddef>
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#include <boost/intrusive/detail/minimal_less_equal_header.hpp>
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#include <boost/intrusive/detail/minimal_pair_header.hpp> //std::pair
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#if defined(BOOST_HAS_PRAGMA_ONCE)
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# pragma once
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#endif
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namespace boost {
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namespace intrusive {
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/// @cond
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struct treap_defaults
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: bstree_defaults
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{
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typedef void priority;
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typedef void priority_of_value;
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};
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template<class ValuePtr, class VoidOrPrioOfValue, class VoidOrPrioComp>
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struct treap_prio_types
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{
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typedef typename
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boost::movelib::pointer_element<ValuePtr>::type value_type;
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typedef typename get_key_of_value
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< VoidOrPrioOfValue, value_type>::type priority_of_value;
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typedef typename priority_of_value::type priority_type;
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typedef typename get_prio_comp< VoidOrPrioComp
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, priority_type
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>::type priority_compare;
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};
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struct treap_tag;
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/// @endcond
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//! The class template treap is an intrusive treap container that
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//! is used to construct intrusive set and multiset containers. The no-throw
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//! guarantee holds only, if the key_compare object and priority_compare object
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//! don't throw.
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//!
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//! The template parameter \c T is the type to be managed by the container.
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//! The user can specify additional options and if no options are provided
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//! default options are used.
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//!
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//! The container supports the following options:
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//! \c base_hook<>/member_hook<>/value_traits<>,
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//! \c constant_time_size<>, \c size_type<>,
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//! \c compare<>, \c priority<> and \c priority_of_value<>
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#if defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED)
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template<class T, class ...Options>
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#else
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template<class ValueTraits, class VoidOrKeyOfValue, class VoidOrKeyComp, class VoidOrPrioOfValue, class VoidOrPrioComp, class SizeType, bool ConstantTimeSize, typename HeaderHolder>
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#endif
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class treap_impl
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/// @cond
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: public bstree_impl<ValueTraits, VoidOrKeyOfValue, VoidOrKeyComp, SizeType, ConstantTimeSize, BsTreeAlgorithms, HeaderHolder>
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//Use public inheritance to avoid MSVC bugs with closures
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, public detail::ebo_functor_holder
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< typename treap_prio_types<typename ValueTraits::pointer, VoidOrPrioOfValue, VoidOrPrioComp>::priority_compare
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, treap_tag>
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/// @endcond
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{
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public:
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typedef ValueTraits value_traits;
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/// @cond
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typedef bstree_impl< ValueTraits, VoidOrKeyOfValue, VoidOrKeyComp, SizeType
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, ConstantTimeSize, BsTreeAlgorithms
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, HeaderHolder> tree_type;
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typedef tree_type implementation_defined;
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typedef treap_prio_types
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< typename ValueTraits::pointer
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, VoidOrPrioOfValue, VoidOrPrioComp> treap_prio_types_t;
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typedef detail::ebo_functor_holder
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<typename treap_prio_types_t::priority_compare, treap_tag> prio_base;
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/// @endcond
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typedef typename implementation_defined::pointer pointer;
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typedef typename implementation_defined::const_pointer const_pointer;
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typedef typename implementation_defined::value_type value_type;
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typedef typename implementation_defined::key_type key_type;
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typedef typename implementation_defined::key_of_value key_of_value;
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typedef typename implementation_defined::reference reference;
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typedef typename implementation_defined::const_reference const_reference;
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typedef typename implementation_defined::difference_type difference_type;
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typedef typename implementation_defined::size_type size_type;
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typedef typename implementation_defined::value_compare value_compare;
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typedef typename implementation_defined::key_compare key_compare;
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typedef typename implementation_defined::iterator iterator;
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typedef typename implementation_defined::const_iterator const_iterator;
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typedef typename implementation_defined::reverse_iterator reverse_iterator;
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typedef typename implementation_defined::const_reverse_iterator const_reverse_iterator;
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typedef typename implementation_defined::node_traits node_traits;
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typedef typename implementation_defined::node node;
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typedef typename implementation_defined::node_ptr node_ptr;
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typedef typename implementation_defined::const_node_ptr const_node_ptr;
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typedef BOOST_INTRUSIVE_IMPDEF(treap_algorithms<node_traits>) node_algorithms;
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typedef BOOST_INTRUSIVE_IMPDEF
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(typename treap_prio_types_t::priority_type) priority_type;
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typedef BOOST_INTRUSIVE_IMPDEF
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(typename treap_prio_types_t::priority_of_value) priority_of_value;
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typedef BOOST_INTRUSIVE_IMPDEF
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(typename treap_prio_types_t::priority_compare) priority_compare;
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static const bool constant_time_size = implementation_defined::constant_time_size;
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static const bool stateful_value_traits = implementation_defined::stateful_value_traits;
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static const bool safemode_or_autounlink = is_safe_autounlink<value_traits::link_mode>::value;
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typedef detail::key_nodeptr_comp<priority_compare, value_traits, priority_of_value> prio_node_prio_comp_t;
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template<class PrioPrioComp>
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detail::key_nodeptr_comp<PrioPrioComp, value_traits, priority_of_value> prio_node_prio_comp(PrioPrioComp priopriocomp) const
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{ return detail::key_nodeptr_comp<PrioPrioComp, value_traits, priority_of_value>(priopriocomp, &this->get_value_traits()); }
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/// @cond
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private:
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//noncopyable
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BOOST_MOVABLE_BUT_NOT_COPYABLE(treap_impl)
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const priority_compare &priv_pcomp() const
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{ return static_cast<const prio_base&>(*this).get(); }
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priority_compare &priv_pcomp()
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{ return static_cast<prio_base&>(*this).get(); }
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/// @endcond
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public:
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typedef typename node_algorithms::insert_commit_data insert_commit_data;
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//! <b>Effects</b>: Constructs an empty container.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: If value_traits::node_traits::node
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//! constructor throws (this does not happen with predefined Boost.Intrusive hooks)
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//! or the copy constructor of the value_compare/priority_compare objects throw. Basic guarantee.
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treap_impl()
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: tree_type(), prio_base()
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{}
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//! <b>Effects</b>: Constructs an empty container.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: If value_traits::node_traits::node
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//! constructor throws (this does not happen with predefined Boost.Intrusive hooks)
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//! or the copy constructor of the value_compare/priority_compare objects throw. Basic guarantee.
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explicit treap_impl( const key_compare &cmp
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, const priority_compare &pcmp = priority_compare()
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, const value_traits &v_traits = value_traits())
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: tree_type(cmp, v_traits), prio_base(pcmp)
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{}
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//! <b>Requires</b>: Dereferencing iterator must yield an lvalue of type value_type.
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//! cmp must be a comparison function that induces a strict weak ordering.
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//!
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//! <b>Effects</b>: Constructs an empty container and inserts elements from
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//! [b, e).
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//!
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//! <b>Complexity</b>: Linear in N if [b, e) is already sorted using
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//! comp and otherwise N * log N, where N is the distance between first and last.
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//!
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//! <b>Throws</b>: If value_traits::node_traits::node
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//! constructor throws (this does not happen with predefined Boost.Intrusive hooks)
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//! or the copy constructor/operator() of the key_compare/priority_compare objects
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//! throw. Basic guarantee.
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template<class Iterator>
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treap_impl( bool unique, Iterator b, Iterator e
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, const key_compare &cmp = key_compare()
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, const priority_compare &pcmp = priority_compare()
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, const value_traits &v_traits = value_traits())
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: tree_type(cmp, v_traits), prio_base(pcmp)
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{
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if(unique)
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this->insert_unique(b, e);
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else
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this->insert_equal(b, e);
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}
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//! @copydoc ::boost::intrusive::bstree::bstree(bstree &&)
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treap_impl(BOOST_RV_REF(treap_impl) x)
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: tree_type(BOOST_MOVE_BASE(tree_type, x))
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, prio_base(::boost::move(x.priv_pcomp()))
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{}
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//! @copydoc ::boost::intrusive::bstree::operator=(bstree &&)
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treap_impl& operator=(BOOST_RV_REF(treap_impl) x)
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{ this->swap(x); return *this; }
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#ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED
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//! @copydoc ::boost::intrusive::bstree::~bstree()
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~treap_impl();
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//! @copydoc ::boost::intrusive::bstree::begin()
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iterator begin() BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::begin()const
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const_iterator begin() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::cbegin()const
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const_iterator cbegin() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::end()
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iterator end() BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::end()const
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const_iterator end() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::cend()const
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const_iterator cend() const BOOST_NOEXCEPT;
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#endif
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//! <b>Effects</b>: Returns an iterator pointing to the highest priority object of the treap.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: Nothing.
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BOOST_INTRUSIVE_FORCEINLINE iterator top() BOOST_NOEXCEPT
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{ return this->tree_type::root(); }
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//! <b>Effects</b>: Returns a const_iterator pointing to the highest priority object of the treap..
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: Nothing.
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BOOST_INTRUSIVE_FORCEINLINE const_iterator top() const BOOST_NOEXCEPT
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{ return this->ctop(); }
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//! <b>Effects</b>: Returns a const_iterator pointing to the highest priority object of the treap..
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: Nothing.
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BOOST_INTRUSIVE_FORCEINLINE const_iterator ctop() const BOOST_NOEXCEPT
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{ return this->tree_type::root(); }
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#ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED
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//! @copydoc ::boost::intrusive::bstree::rbegin()
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reverse_iterator rbegin() BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::rbegin()const
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const_reverse_iterator rbegin() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::crbegin()const
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const_reverse_iterator crbegin() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::rend()
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reverse_iterator rend() BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::rend()const
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const_reverse_iterator rend() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::crend()const
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const_reverse_iterator crend() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::root()
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iterator root() BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::root()const
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const_iterator root() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::croot()const
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const_iterator croot() const BOOST_NOEXCEPT;
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#endif
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//! <b>Effects</b>: Returns a reverse_iterator pointing to the highest priority object of the
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//! reversed treap.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: Nothing.
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BOOST_INTRUSIVE_FORCEINLINE reverse_iterator rtop() BOOST_NOEXCEPT
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{ return reverse_iterator(this->top()); }
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//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the highest priority objec
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//! of the reversed treap.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: Nothing.
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BOOST_INTRUSIVE_FORCEINLINE const_reverse_iterator rtop() const BOOST_NOEXCEPT
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{ return const_reverse_iterator(this->top()); }
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//! <b>Effects</b>: Returns a const_reverse_iterator pointing to the highest priority object
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//! of the reversed treap.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: Nothing.
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BOOST_INTRUSIVE_FORCEINLINE const_reverse_iterator crtop() const BOOST_NOEXCEPT
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{ return const_reverse_iterator(this->top()); }
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#ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED
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//! @copydoc ::boost::intrusive::bstree::container_from_end_iterator(iterator)
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static treap_impl &container_from_end_iterator(iterator end_iterator) BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::container_from_end_iterator(const_iterator)
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static const treap_impl &container_from_end_iterator(const_iterator end_iterator) BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::container_from_iterator(iterator)
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static treap_impl &container_from_iterator(iterator it) BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::container_from_iterator(const_iterator)
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static const treap_impl &container_from_iterator(const_iterator it) BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::key_comp()const
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key_compare key_comp() const;
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//! @copydoc ::boost::intrusive::bstree::value_comp()const
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value_compare value_comp() const;
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//! @copydoc ::boost::intrusive::bstree::empty()const
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bool empty() const BOOST_NOEXCEPT;
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//! @copydoc ::boost::intrusive::bstree::size()const
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size_type size() const BOOST_NOEXCEPT;
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#endif //#ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED
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//! <b>Effects</b>: Returns the priority_compare object used by the container.
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//!
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//! <b>Complexity</b>: Constant.
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//!
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//! <b>Throws</b>: If priority_compare copy-constructor throws.
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priority_compare priority_comp() const
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{ return this->priv_pcomp(); }
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//! <b>Effects</b>: Swaps the contents of two treaps.
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//!
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//! <b>Complexity</b>: Constant.
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||
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//!
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||
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//! <b>Throws</b>: If the comparison functor's swap call throws.
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||
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void swap(treap_impl& other)
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{
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//This can throw
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||
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::boost::adl_move_swap(this->priv_pcomp(), other.priv_pcomp());
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tree_type::swap(other);
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}
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//! <b>Requires</b>: Disposer::operator()(pointer) shouldn't throw.
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||
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//! Cloner should yield to nodes equivalent to the original nodes.
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||
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//!
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||
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//! <b>Effects</b>: Erases all the elements from *this
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||
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//! calling Disposer::operator()(pointer), clones all the
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||
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//! elements from src calling Cloner::operator()(const_reference )
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|
//! and inserts them on *this. Copies the predicate from the source container.
|
||
|
//!
|
||
|
//! If cloner throws, all cloned elements are unlinked and disposed
|
||
|
//! calling Disposer::operator()(pointer).
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Linear to erased plus inserted elements.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If cloner throws or predicate copy assignment throws. Basic guarantee.
|
||
|
template <class Cloner, class Disposer>
|
||
|
void clone_from(const treap_impl &src, Cloner cloner, Disposer disposer)
|
||
|
{
|
||
|
tree_type::clone_from(src, cloner, disposer);
|
||
|
this->priv_pcomp() = src.priv_pcomp();
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: Disposer::operator()(pointer) shouldn't throw.
|
||
|
//! Cloner should yield to nodes equivalent to the original nodes.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Erases all the elements from *this
|
||
|
//! calling Disposer::operator()(pointer), clones all the
|
||
|
//! elements from src calling Cloner::operator()(reference)
|
||
|
//! and inserts them on *this. Copies the predicate from the source container.
|
||
|
//!
|
||
|
//! If cloner throws, all cloned elements are unlinked and disposed
|
||
|
//! calling Disposer::operator()(pointer).
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Linear to erased plus inserted elements.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If cloner throws or predicate copy assignment throws. Basic guarantee.
|
||
|
template <class Cloner, class Disposer>
|
||
|
void clone_from(BOOST_RV_REF(treap_impl) src, Cloner cloner, Disposer disposer)
|
||
|
{
|
||
|
tree_type::clone_from(BOOST_MOVE_BASE(tree_type, src), cloner, disposer);
|
||
|
this->priv_pcomp() = ::boost::move(src.priv_pcomp());
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts value into the container before the upper bound.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity for insert element is at
|
||
|
//! most logarithmic.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal key_compare or priority_compare functions throw. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Does not affect the validity of iterators and references.
|
||
|
//! No copy-constructors are called.
|
||
|
iterator insert_equal(reference value)
|
||
|
{
|
||
|
node_ptr to_insert(this->get_value_traits().to_node_ptr(value));
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || node_algorithms::unique(to_insert));
|
||
|
iterator ret
|
||
|
( node_algorithms::insert_equal_upper_bound
|
||
|
( this->tree_type::header_ptr()
|
||
|
, to_insert
|
||
|
, this->key_node_comp(this->key_comp())
|
||
|
, this->prio_node_prio_comp(this->priv_pcomp()))
|
||
|
, this->priv_value_traits_ptr());
|
||
|
this->tree_type::sz_traits().increment();
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue, and "hint" must be
|
||
|
//! a valid iterator.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts x into the container, using "hint" as a hint to
|
||
|
//! where it will be inserted. If "hint" is the upper_bound
|
||
|
//! the insertion takes constant time (two comparisons in the worst case)
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Logarithmic in general, but it is amortized
|
||
|
//! constant time if t is inserted immediately before hint.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal key_compare or priority_compare functions throw. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Does not affect the validity of iterators and references.
|
||
|
//! No copy-constructors are called.
|
||
|
iterator insert_equal(const_iterator hint, reference value)
|
||
|
{
|
||
|
node_ptr to_insert(this->get_value_traits().to_node_ptr(value));
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || node_algorithms::unique(to_insert));
|
||
|
iterator ret
|
||
|
(node_algorithms::insert_equal
|
||
|
( this->tree_type::header_ptr()
|
||
|
, hint.pointed_node()
|
||
|
, to_insert
|
||
|
, this->key_node_comp(this->key_comp())
|
||
|
, this->prio_node_prio_comp(this->priv_pcomp()))
|
||
|
, this->priv_value_traits_ptr());
|
||
|
this->tree_type::sz_traits().increment();
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: Dereferencing iterator must yield an lvalue
|
||
|
//! of type value_type.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts a each element of a range into the container
|
||
|
//! before the upper bound of the key of each element.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Insert range is in general O(N * log(N)), where N is the
|
||
|
//! size of the range. However, it is linear in N if the range is already sorted
|
||
|
//! by key_comp().
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal key_compare or priority_compare functions throw.
|
||
|
//! Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Does not affect the validity of iterators and references.
|
||
|
//! No copy-constructors are called.
|
||
|
template<class Iterator>
|
||
|
void insert_equal(Iterator b, Iterator e)
|
||
|
{
|
||
|
iterator iend(this->end());
|
||
|
for (; b != e; ++b)
|
||
|
this->insert_equal(iend, *b);
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts value into the container if the value
|
||
|
//! is not already present.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity for insert element is at
|
||
|
//! most logarithmic.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal key_compare or priority_compare functions throw.
|
||
|
//! Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Does not affect the validity of iterators and references.
|
||
|
//! No copy-constructors are called.
|
||
|
std::pair<iterator, bool> insert_unique(reference value)
|
||
|
{
|
||
|
insert_commit_data commit_data;
|
||
|
std::pair<iterator, bool> ret = this->insert_unique_check(key_of_value()(value), priority_of_value()(value), commit_data);
|
||
|
if(!ret.second)
|
||
|
return ret;
|
||
|
return std::pair<iterator, bool> (this->insert_unique_commit(value, commit_data), true);
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue, and "hint" must be
|
||
|
//! a valid iterator
|
||
|
//!
|
||
|
//! <b>Effects</b>: Tries to insert x into the container, using "hint" as a hint
|
||
|
//! to where it will be inserted.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Logarithmic in general, but it is amortized
|
||
|
//! constant time (two comparisons in the worst case)
|
||
|
//! if t is inserted immediately before hint.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal key_compare or priority_compare functions throw.
|
||
|
//! Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Does not affect the validity of iterators and references.
|
||
|
//! No copy-constructors are called.
|
||
|
iterator insert_unique(const_iterator hint, reference value)
|
||
|
{
|
||
|
insert_commit_data commit_data;
|
||
|
std::pair<iterator, bool> ret = this->insert_unique_check(hint, key_of_value()(value), priority_of_value()(value), commit_data);
|
||
|
if(!ret.second)
|
||
|
return ret.first;
|
||
|
return this->insert_unique_commit(value, commit_data);
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: Dereferencing iterator must yield an lvalue
|
||
|
//! of type value_type.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Tries to insert each element of a range into the container.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Insert range is in general O(N * log(N)), where N is the
|
||
|
//! size of the range. However, it is linear in N if the range is already sorted
|
||
|
//! by key_comp().
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal key_compare or priority_compare functions throw.
|
||
|
//! Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Does not affect the validity of iterators and references.
|
||
|
//! No copy-constructors are called.
|
||
|
template<class Iterator>
|
||
|
void insert_unique(Iterator b, Iterator e)
|
||
|
{
|
||
|
if(this->empty()){
|
||
|
iterator iend(this->end());
|
||
|
for (; b != e; ++b)
|
||
|
this->insert_unique(iend, *b);
|
||
|
}
|
||
|
else{
|
||
|
for (; b != e; ++b)
|
||
|
this->insert_unique(*b);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
//! <b>Effects</b>: Checks if a value can be inserted in the container, using
|
||
|
//! a user provided key instead of the value itself.
|
||
|
//!
|
||
|
//! <b>Returns</b>: If there is an equivalent value
|
||
|
//! returns a pair containing an iterator to the already present value
|
||
|
//! and false. If the value can be inserted returns true in the returned
|
||
|
//! pair boolean and fills "commit_data" that is meant to be used with
|
||
|
//! the "insert_commit" function.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity is at most logarithmic.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the comparison or predicate functions throw. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Notes</b>: This function is used to improve performance when constructing
|
||
|
//! a value_type is expensive: if there is an equivalent value
|
||
|
//! the constructed object must be discarded. Many times, the part of the
|
||
|
//! node that is used to impose the order is much cheaper to construct
|
||
|
//! than the value_type and this function offers the possibility to use that
|
||
|
//! part to check if the insertion will be successful.
|
||
|
//!
|
||
|
//! If the check is successful, the user can construct the value_type and use
|
||
|
//! "insert_commit" to insert the object in constant-time. This gives a total
|
||
|
//! logarithmic complexity to the insertion: check(O(log(N)) + commit(O(1)).
|
||
|
//!
|
||
|
//! "commit_data" remains valid for a subsequent "insert_commit" only if no more
|
||
|
//! objects are inserted or erased from the container.
|
||
|
std::pair<iterator, bool> insert_unique_check
|
||
|
( const key_type &key, const priority_type &prio, insert_commit_data &commit_data)
|
||
|
{ return this->insert_unique_check(key, this->key_comp(), prio, this->priv_pcomp(), commit_data); }
|
||
|
|
||
|
//! <b>Effects</b>: Checks if a value can be inserted in the container, using
|
||
|
//! a user provided key instead of the value itself, using "hint"
|
||
|
//! as a hint to where it will be inserted.
|
||
|
//!
|
||
|
//! <b>Returns</b>: If there is an equivalent value
|
||
|
//! returns a pair containing an iterator to the already present value
|
||
|
//! and false. If the value can be inserted returns true in the returned
|
||
|
//! pair boolean and fills "commit_data" that is meant to be used with
|
||
|
//! the "insert_commit" function.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Logarithmic in general, but it's amortized
|
||
|
//! constant time if t is inserted immediately before hint.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the comparison or predicate functions throw. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Notes</b>: This function is used to improve performance when constructing
|
||
|
//! a value_type is expensive: if there is an equivalent value
|
||
|
//! the constructed object must be discarded. Many times, the part of the
|
||
|
//! constructing that is used to impose the order is much cheaper to construct
|
||
|
//! than the value_type and this function offers the possibility to use that key
|
||
|
//! to check if the insertion will be successful.
|
||
|
//!
|
||
|
//! If the check is successful, the user can construct the value_type and use
|
||
|
//! "insert_commit" to insert the object in constant-time. This can give a total
|
||
|
//! constant-time complexity to the insertion: check(O(1)) + commit(O(1)).
|
||
|
//!
|
||
|
//! "commit_data" remains valid for a subsequent "insert_commit" only if no more
|
||
|
//! objects are inserted or erased from the container.
|
||
|
std::pair<iterator, bool> insert_unique_check
|
||
|
( const_iterator hint, const key_type &key, const priority_type &prio, insert_commit_data &commit_data)
|
||
|
{ return this->insert_unique_check(hint, key, this->key_comp(), prio, this->priv_pcomp(), commit_data); }
|
||
|
|
||
|
//! <b>Requires</b>: comp must be a comparison function that induces
|
||
|
//! the same strict weak ordering as key_compare.
|
||
|
//! prio_value_pcomp must be a comparison function that induces
|
||
|
//! the same strict weak ordering as priority_compare. The difference is that
|
||
|
//! prio_value_pcomp and comp compare an arbitrary key/priority with the contained values.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Checks if a value can be inserted in the container, using
|
||
|
//! a user provided key instead of the value itself.
|
||
|
//!
|
||
|
//! <b>Returns</b>: If there is an equivalent value
|
||
|
//! returns a pair containing an iterator to the already present value
|
||
|
//! and false. If the value can be inserted returns true in the returned
|
||
|
//! pair boolean and fills "commit_data" that is meant to be used with
|
||
|
//! the "insert_commit" function.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity is at most logarithmic.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the comp or prio_value_pcomp
|
||
|
//! ordering functions throw. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Notes</b>: This function is used to improve performance when constructing
|
||
|
//! a value_type is expensive: if there is an equivalent value
|
||
|
//! the constructed object must be discarded. Many times, the part of the
|
||
|
//! node that is used to impose the order is much cheaper to construct
|
||
|
//! than the value_type and this function offers the possibility to use that
|
||
|
//! part to check if the insertion will be successful.
|
||
|
//!
|
||
|
//! If the check is successful, the user can construct the value_type and use
|
||
|
//! "insert_commit" to insert the object in constant-time. This gives a total
|
||
|
//! logarithmic complexity to the insertion: check(O(log(N)) + commit(O(1)).
|
||
|
//!
|
||
|
//! "commit_data" remains valid for a subsequent "insert_commit" only if no more
|
||
|
//! objects are inserted or erased from the container.
|
||
|
template<class KeyType, class KeyTypeKeyCompare, class PrioType, class PrioValuePrioCompare>
|
||
|
BOOST_INTRUSIVE_DOC1ST(std::pair<iterator BOOST_INTRUSIVE_I bool>
|
||
|
, typename detail::disable_if_convertible
|
||
|
<KeyType BOOST_INTRUSIVE_I const_iterator BOOST_INTRUSIVE_I
|
||
|
std::pair<iterator BOOST_INTRUSIVE_I bool> >::type)
|
||
|
insert_unique_check
|
||
|
( const KeyType &key, KeyTypeKeyCompare comp
|
||
|
, const PrioType &prio, PrioValuePrioCompare prio_value_pcomp, insert_commit_data &commit_data)
|
||
|
{
|
||
|
std::pair<node_ptr, bool> const ret =
|
||
|
(node_algorithms::insert_unique_check
|
||
|
( this->tree_type::header_ptr()
|
||
|
, key, this->key_node_comp(comp)
|
||
|
, prio, this->prio_node_prio_comp(prio_value_pcomp)
|
||
|
, commit_data));
|
||
|
return std::pair<iterator, bool>(iterator(ret.first, this->priv_value_traits_ptr()), ret.second);
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: comp must be a comparison function that induces
|
||
|
//! the same strict weak ordering as key_compare.
|
||
|
//! prio_value_pcomp must be a comparison function that induces
|
||
|
//! the same strict weak ordering as priority_compare. The difference is that
|
||
|
//! prio_value_pcomp and comp compare an arbitrary key/priority with the contained values.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Checks if a value can be inserted in the container, using
|
||
|
//! a user provided key instead of the value itself, using "hint"
|
||
|
//! as a hint to where it will be inserted.
|
||
|
//!
|
||
|
//! <b>Returns</b>: If there is an equivalent value
|
||
|
//! returns a pair containing an iterator to the already present value
|
||
|
//! and false. If the value can be inserted returns true in the returned
|
||
|
//! pair boolean and fills "commit_data" that is meant to be used with
|
||
|
//! the "insert_commit" function.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Logarithmic in general, but it's amortized
|
||
|
//! constant time if t is inserted immediately before hint.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the comp or prio_value_pcomp
|
||
|
//! ordering functions throw. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Notes</b>: This function is used to improve performance when constructing
|
||
|
//! a value_type is expensive: if there is an equivalent value
|
||
|
//! the constructed object must be discarded. Many times, the part of the
|
||
|
//! constructing that is used to impose the order is much cheaper to construct
|
||
|
//! than the value_type and this function offers the possibility to use that key
|
||
|
//! to check if the insertion will be successful.
|
||
|
//!
|
||
|
//! If the check is successful, the user can construct the value_type and use
|
||
|
//! "insert_commit" to insert the object in constant-time. This can give a total
|
||
|
//! constant-time complexity to the insertion: check(O(1)) + commit(O(1)).
|
||
|
//!
|
||
|
//! "commit_data" remains valid for a subsequent "insert_commit" only if no more
|
||
|
//! objects are inserted or erased from the container.
|
||
|
template<class KeyType, class KeyTypeKeyCompare, class PrioType, class PrioValuePrioCompare>
|
||
|
std::pair<iterator, bool> insert_unique_check
|
||
|
( const_iterator hint
|
||
|
, const KeyType &key
|
||
|
, KeyTypeKeyCompare comp
|
||
|
, const PrioType &prio
|
||
|
, PrioValuePrioCompare prio_value_pcomp
|
||
|
, insert_commit_data &commit_data)
|
||
|
{
|
||
|
std::pair<node_ptr, bool> const ret =
|
||
|
(node_algorithms::insert_unique_check
|
||
|
( this->tree_type::header_ptr(), hint.pointed_node()
|
||
|
, key, this->key_node_comp(comp)
|
||
|
, prio, this->prio_node_prio_comp(prio_value_pcomp)
|
||
|
, commit_data));
|
||
|
return std::pair<iterator, bool>(iterator(ret.first, this->priv_value_traits_ptr()), ret.second);
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue of type value_type. commit_data
|
||
|
//! must have been obtained from a previous call to "insert_check".
|
||
|
//! No objects should have been inserted or erased from the container between
|
||
|
//! the "insert_check" that filled "commit_data" and the call to "insert_commit".
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts the value in the avl_set using the information obtained
|
||
|
//! from the "commit_data" that a previous "insert_check" filled.
|
||
|
//!
|
||
|
//! <b>Returns</b>: An iterator to the newly inserted object.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Constant time.
|
||
|
//!
|
||
|
//! <b>Throws</b>: Nothing
|
||
|
//!
|
||
|
//! <b>Notes</b>: This function has only sense if a "insert_check" has been
|
||
|
//! previously executed to fill "commit_data". No value should be inserted or
|
||
|
//! erased between the "insert_check" and "insert_commit" calls.
|
||
|
iterator insert_unique_commit(reference value, const insert_commit_data &commit_data) BOOST_NOEXCEPT
|
||
|
{
|
||
|
node_ptr to_insert(this->get_value_traits().to_node_ptr(value));
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || node_algorithms::unique(to_insert));
|
||
|
node_algorithms::insert_unique_commit(this->tree_type::header_ptr(), to_insert, commit_data);
|
||
|
this->tree_type::sz_traits().increment();
|
||
|
return iterator(to_insert, this->priv_value_traits_ptr());
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue, "pos" must be
|
||
|
//! a valid iterator (or end) and must be the succesor of value
|
||
|
//! once inserted according to the predicate
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts x into the container before "pos".
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Constant time.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: This function does not check preconditions so if "pos" is not
|
||
|
//! the successor of "value" container ordering invariant will be broken.
|
||
|
//! This is a low-level function to be used only for performance reasons
|
||
|
//! by advanced users.
|
||
|
iterator insert_before(const_iterator pos, reference value) BOOST_NOEXCEPT
|
||
|
{
|
||
|
node_ptr to_insert(this->get_value_traits().to_node_ptr(value));
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || node_algorithms::unique(to_insert));
|
||
|
iterator ret
|
||
|
( node_algorithms::insert_before
|
||
|
( this->tree_type::header_ptr()
|
||
|
, pos.pointed_node()
|
||
|
, to_insert
|
||
|
, this->prio_node_prio_comp(this->priv_pcomp())
|
||
|
)
|
||
|
, this->priv_value_traits_ptr());
|
||
|
this->tree_type::sz_traits().increment();
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue, and it must be no less
|
||
|
//! than the greatest inserted key
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts x into the container in the last position.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Constant time.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: This function does not check preconditions so if value is
|
||
|
//! less than the greatest inserted key container ordering invariant will be broken.
|
||
|
//! This function is slightly more efficient than using "insert_before".
|
||
|
//! This is a low-level function to be used only for performance reasons
|
||
|
//! by advanced users.
|
||
|
void push_back(reference value) BOOST_NOEXCEPT
|
||
|
{
|
||
|
node_ptr to_insert(this->get_value_traits().to_node_ptr(value));
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || node_algorithms::unique(to_insert));
|
||
|
node_algorithms::push_back
|
||
|
(this->tree_type::header_ptr(), to_insert, this->prio_node_prio_comp(this->priv_pcomp()));
|
||
|
this->tree_type::sz_traits().increment();
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: value must be an lvalue, and it must be no greater
|
||
|
//! than the minimum inserted key
|
||
|
//!
|
||
|
//! <b>Effects</b>: Inserts x into the container in the first position.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Constant time.
|
||
|
//!
|
||
|
//! <b>Throws</b>: If the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: This function does not check preconditions so if value is
|
||
|
//! greater than the minimum inserted key container ordering invariant will be broken.
|
||
|
//! This function is slightly more efficient than using "insert_before".
|
||
|
//! This is a low-level function to be used only for performance reasons
|
||
|
//! by advanced users.
|
||
|
void push_front(reference value) BOOST_NOEXCEPT
|
||
|
{
|
||
|
node_ptr to_insert(this->get_value_traits().to_node_ptr(value));
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || node_algorithms::unique(to_insert));
|
||
|
node_algorithms::push_front
|
||
|
(this->tree_type::header_ptr(), to_insert, this->prio_node_prio_comp(this->priv_pcomp()));
|
||
|
this->tree_type::sz_traits().increment();
|
||
|
}
|
||
|
|
||
|
//! <b>Effects</b>: Erases the element pointed to by i.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity for erase element is constant time.
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators (but not the references)
|
||
|
//! to the erased elements. No destructors are called.
|
||
|
iterator erase(const_iterator i) BOOST_NOEXCEPT
|
||
|
{
|
||
|
const_iterator ret(i);
|
||
|
++ret;
|
||
|
node_ptr to_erase(i.pointed_node());
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || !node_algorithms::unique(to_erase));
|
||
|
node_algorithms::erase
|
||
|
(this->tree_type::header_ptr(), to_erase, this->prio_node_prio_comp(this->priv_pcomp()));
|
||
|
this->tree_type::sz_traits().decrement();
|
||
|
BOOST_IF_CONSTEXPR(safemode_or_autounlink)
|
||
|
node_algorithms::init(to_erase);
|
||
|
return ret.unconst();
|
||
|
}
|
||
|
|
||
|
//! <b>Effects</b>: Erases the range pointed to by b end e.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity for erase range is at most
|
||
|
//! O(log(size() + N)), where N is the number of elements in the range.
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators (but not the references)
|
||
|
//! to the erased elements. No destructors are called.
|
||
|
iterator erase(const_iterator b, const_iterator e) BOOST_NOEXCEPT
|
||
|
{ size_type n; return private_erase(b, e, n); }
|
||
|
|
||
|
//! <b>Effects</b>: Erases all the elements with the given value.
|
||
|
//!
|
||
|
//! <b>Returns</b>: The number of erased elements.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: O(log(size() + N).
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators (but not the references)
|
||
|
//! to the erased elements. No destructors are called.
|
||
|
size_type erase(const key_type &key)
|
||
|
{ return this->erase(key, this->key_comp()); }
|
||
|
|
||
|
//! <b>Effects</b>: Erases all the elements with the given key.
|
||
|
//! according to the comparison functor "comp".
|
||
|
//!
|
||
|
//! <b>Returns</b>: The number of erased elements.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: O(log(size() + N).
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the internal priority_compare function throws.
|
||
|
//! Equivalent guarantee to <i>while(beg != end) erase(beg++);</i>
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators (but not the references)
|
||
|
//! to the erased elements. No destructors are called.
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
BOOST_INTRUSIVE_DOC1ST(size_type
|
||
|
, typename detail::disable_if_convertible<KeyTypeKeyCompare BOOST_INTRUSIVE_I const_iterator BOOST_INTRUSIVE_I size_type>::type)
|
||
|
erase(const KeyType& key, KeyTypeKeyCompare comp)
|
||
|
{
|
||
|
std::pair<iterator,iterator> p = this->equal_range(key, comp);
|
||
|
size_type n;
|
||
|
private_erase(p.first, p.second, n);
|
||
|
return n;
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: Disposer::operator()(pointer) shouldn't throw.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Erases the element pointed to by i.
|
||
|
//! Disposer::operator()(pointer) is called for the removed element.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity for erase element is constant time.
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators
|
||
|
//! to the erased elements.
|
||
|
template<class Disposer>
|
||
|
iterator erase_and_dispose(const_iterator i, Disposer disposer) BOOST_NOEXCEPT
|
||
|
{
|
||
|
node_ptr to_erase(i.pointed_node());
|
||
|
iterator ret(this->erase(i));
|
||
|
disposer(this->get_value_traits().to_value_ptr(to_erase));
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
#if !defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED)
|
||
|
template<class Disposer>
|
||
|
iterator erase_and_dispose(iterator i, Disposer disposer) BOOST_NOEXCEPT
|
||
|
{ return this->erase_and_dispose(const_iterator(i), disposer); }
|
||
|
#endif
|
||
|
|
||
|
//! <b>Requires</b>: Disposer::operator()(pointer) shouldn't throw.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Erases the range pointed to by b end e.
|
||
|
//! Disposer::operator()(pointer) is called for the removed elements.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Average complexity for erase range is at most
|
||
|
//! O(log(size() + N)), where N is the number of elements in the range.
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the internal priority_compare function throws. Strong guarantee.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators
|
||
|
//! to the erased elements.
|
||
|
template<class Disposer>
|
||
|
iterator erase_and_dispose(const_iterator b, const_iterator e, Disposer disposer) BOOST_NOEXCEPT
|
||
|
{ size_type n; return private_erase(b, e, n, disposer); }
|
||
|
|
||
|
//! <b>Requires</b>: Disposer::operator()(pointer) shouldn't throw.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Erases all the elements with the given value.
|
||
|
//! Disposer::operator()(pointer) is called for the removed elements.
|
||
|
//!
|
||
|
//! <b>Returns</b>: The number of erased elements.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: O(log(size() + N).
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the priority_compare function throws then weak guarantee and heap invariants are broken.
|
||
|
//! The safest thing would be to clear or destroy the container.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators (but not the references)
|
||
|
//! to the erased elements. No destructors are called.
|
||
|
template<class Disposer>
|
||
|
size_type erase_and_dispose(const key_type &key, Disposer disposer)
|
||
|
{
|
||
|
std::pair<iterator,iterator> p = this->equal_range(key);
|
||
|
size_type n;
|
||
|
private_erase(p.first, p.second, n, disposer);
|
||
|
return n;
|
||
|
}
|
||
|
|
||
|
//! <b>Requires</b>: Disposer::operator()(pointer) shouldn't throw.
|
||
|
//!
|
||
|
//! <b>Effects</b>: Erases all the elements with the given key.
|
||
|
//! according to the comparison functor "comp".
|
||
|
//! Disposer::operator()(pointer) is called for the removed elements.
|
||
|
//!
|
||
|
//! <b>Returns</b>: The number of erased elements.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: O(log(size() + N).
|
||
|
//!
|
||
|
//! <b>Throws</b>: if the priority_compare function throws then weak guarantee and heap invariants are broken.
|
||
|
//! The safest thing would be to clear or destroy the container.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators
|
||
|
//! to the erased elements.
|
||
|
template<class KeyType, class KeyTypeKeyCompare, class Disposer>
|
||
|
BOOST_INTRUSIVE_DOC1ST(size_type
|
||
|
, typename detail::disable_if_convertible<KeyTypeKeyCompare BOOST_INTRUSIVE_I const_iterator BOOST_INTRUSIVE_I size_type>::type)
|
||
|
erase_and_dispose(const KeyType& key, KeyTypeKeyCompare comp, Disposer disposer)
|
||
|
{
|
||
|
std::pair<iterator,iterator> p = this->equal_range(key, comp);
|
||
|
size_type n;
|
||
|
private_erase(p.first, p.second, n, disposer);
|
||
|
return n;
|
||
|
}
|
||
|
|
||
|
//! <b>Effects</b>: Erases all of the elements.
|
||
|
//!
|
||
|
//! <b>Complexity</b>: Linear to the number of elements on the container.
|
||
|
//! if it's a safe-mode or auto-unlink value_type. Constant time otherwise.
|
||
|
//!
|
||
|
//! <b>Throws</b>: Nothing.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators (but not the references)
|
||
|
//! to the erased elements. No destructors are called.
|
||
|
void clear() BOOST_NOEXCEPT
|
||
|
{ tree_type::clear(); }
|
||
|
|
||
|
//! <b>Effects</b>: Erases all of the elements calling disposer(p) for
|
||
|
//! each node to be erased.
|
||
|
//! <b>Complexity</b>: Average complexity for is at most O(log(size() + N)),
|
||
|
//! where N is the number of elements in the container.
|
||
|
//!
|
||
|
//! <b>Throws</b>: Nothing.
|
||
|
//!
|
||
|
//! <b>Note</b>: Invalidates the iterators (but not the references)
|
||
|
//! to the erased elements. Calls N times to disposer functor.
|
||
|
template<class Disposer>
|
||
|
void clear_and_dispose(Disposer disposer) BOOST_NOEXCEPT
|
||
|
{
|
||
|
node_algorithms::clear_and_dispose(this->tree_type::header_ptr()
|
||
|
, detail::node_disposer<Disposer, value_traits, TreapAlgorithms>(disposer, &this->get_value_traits()));
|
||
|
node_algorithms::init_header(this->tree_type::header_ptr());
|
||
|
this->tree_type::sz_traits().set_size(0);
|
||
|
}
|
||
|
|
||
|
#if defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED)
|
||
|
//! @copydoc ::boost::intrusive::bstree::merge_unique
|
||
|
template<class T, class ...Options2> void merge_unique(sgtree<T, Options2...> &);
|
||
|
#else
|
||
|
template<class Compare2>
|
||
|
void merge_unique(treap_impl
|
||
|
<ValueTraits, VoidOrKeyOfValue, Compare2, VoidOrPrioOfValue, VoidOrPrioComp, SizeType, ConstantTimeSize, HeaderHolder> &source)
|
||
|
#endif
|
||
|
{
|
||
|
node_ptr it (node_algorithms::begin_node(source.header_ptr()))
|
||
|
, itend(node_algorithms::end_node (source.header_ptr()));
|
||
|
|
||
|
while(it != itend){
|
||
|
node_ptr const p(it);
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || !node_algorithms::unique(p));
|
||
|
it = node_algorithms::next_node(it);
|
||
|
|
||
|
if( node_algorithms::transfer_unique
|
||
|
( this->header_ptr(), this->key_node_comp(this->key_comp())
|
||
|
, this->prio_node_prio_comp(this->priv_pcomp()), source.header_ptr(), p) ){
|
||
|
this->sz_traits().increment();
|
||
|
source.sz_traits().decrement();
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#if defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED)
|
||
|
//! @copydoc ::boost::intrusive::bstree::merge_equal(bstree<T, Options2...>&)
|
||
|
template<class T, class ...Options2> void merge_equal(sgtree<T, Options2...> &);
|
||
|
#else
|
||
|
template<class Compare2>
|
||
|
void merge_equal(treap_impl
|
||
|
<ValueTraits, VoidOrKeyOfValue, Compare2, VoidOrPrioOfValue, VoidOrPrioComp, SizeType, ConstantTimeSize, HeaderHolder> &source)
|
||
|
#endif
|
||
|
{
|
||
|
node_ptr it (node_algorithms::begin_node(source.header_ptr()))
|
||
|
, itend(node_algorithms::end_node (source.header_ptr()));
|
||
|
|
||
|
while(it != itend){
|
||
|
node_ptr const p(it);
|
||
|
BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!safemode_or_autounlink || !node_algorithms::unique(p));
|
||
|
it = node_algorithms::next_node(it);
|
||
|
node_algorithms::transfer_equal
|
||
|
( this->header_ptr(), this->key_node_comp(this->key_comp())
|
||
|
, this->prio_node_prio_comp(this->priv_pcomp()), source.header_ptr(), p);
|
||
|
this->sz_traits().increment();
|
||
|
source.sz_traits().decrement();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::check(ExtraChecker)const
|
||
|
template <class ExtraChecker>
|
||
|
void check(ExtraChecker extra_checker) const
|
||
|
{
|
||
|
typedef detail::key_nodeptr_comp<priority_compare, value_traits, priority_of_value> nodeptr_prio_comp_t;
|
||
|
tree_type::check(detail::treap_node_extra_checker
|
||
|
<ValueTraits, nodeptr_prio_comp_t, ExtraChecker>
|
||
|
(this->prio_node_prio_comp(this->priv_pcomp()), extra_checker));
|
||
|
}
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::check()const
|
||
|
void check() const
|
||
|
{ check(detail::empty_node_checker<ValueTraits>()); }
|
||
|
|
||
|
#ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED
|
||
|
//! @copydoc ::boost::intrusive::bstree::count(const key_type &)const
|
||
|
size_type count(const key_type &key) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::count(const KeyType&,KeyTypeKeyCompare)const
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
size_type count(const KeyType& key, KeyTypeKeyCompare comp) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::lower_bound(const key_type &)
|
||
|
iterator lower_bound(const key_type &key);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::lower_bound(const KeyType&,KeyTypeKeyCompare)
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
iterator lower_bound(const KeyType& key, KeyTypeKeyCompare comp);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::lower_bound(const key_type &)const
|
||
|
const_iterator lower_bound(const key_type &key) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::lower_bound(const KeyType&,KeyTypeKeyCompare)const
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
const_iterator lower_bound(const KeyType& key, KeyTypeKeyCompare comp) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::upper_bound(const key_type &)
|
||
|
iterator upper_bound(const key_type &key);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::upper_bound(const KeyType&,KeyTypeKeyCompare)
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
iterator upper_bound(const KeyType& key, KeyTypeKeyCompare comp);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::upper_bound(const key_type &)const
|
||
|
const_iterator upper_bound(const key_type &key) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::upper_bound(const KeyType&,KeyTypeKeyCompare)const
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
const_iterator upper_bound(const KeyType& key, KeyTypeKeyCompare comp) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::find(const key_type &)
|
||
|
iterator find(const key_type &key);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::find(const KeyType&,KeyTypeKeyCompare)
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
iterator find(const KeyType& key, KeyTypeKeyCompare comp);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::find(const key_type &)const
|
||
|
const_iterator find(const key_type &key) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::find(const KeyType&,KeyTypeKeyCompare)const
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
const_iterator find(const KeyType& key, KeyTypeKeyCompare comp) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::equal_range(const key_type &)
|
||
|
std::pair<iterator,iterator> equal_range(const key_type &key);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::equal_range(const KeyType&,KeyTypeKeyCompare)
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
std::pair<iterator,iterator> equal_range(const KeyType& key, KeyTypeKeyCompare comp);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::equal_range(const key_type &)const
|
||
|
std::pair<const_iterator, const_iterator>
|
||
|
equal_range(const key_type &key) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::equal_range(const KeyType&,KeyTypeKeyCompare)const
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
std::pair<const_iterator, const_iterator>
|
||
|
equal_range(const KeyType& key, KeyTypeKeyCompare comp) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::bounded_range(const key_type &,const key_type &,bool,bool)
|
||
|
std::pair<iterator,iterator> bounded_range
|
||
|
(const key_type &lower_key, const key_type &upper_key, bool left_closed, bool right_closed);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::bounded_range(const KeyType&,const KeyType&,KeyTypeKeyCompare,bool,bool)
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
std::pair<iterator,iterator> bounded_range
|
||
|
(const KeyType& lower_key, const KeyType& upper_key, KeyTypeKeyCompare comp, bool left_closed, bool right_closed);
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::bounded_range(const key_type &,const key_type &,bool,bool)const
|
||
|
std::pair<const_iterator, const_iterator>
|
||
|
bounded_range(const key_type &lower_key, const key_type &upper_key, bool left_closed, bool right_closed) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::bounded_range(const KeyType&,const KeyType&,KeyTypeKeyCompare,bool,bool)const
|
||
|
template<class KeyType, class KeyTypeKeyCompare>
|
||
|
std::pair<const_iterator, const_iterator> bounded_range
|
||
|
(const KeyType& lower_key, const KeyType& upper_key, KeyTypeKeyCompare comp, bool left_closed, bool right_closed) const;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::s_iterator_to(reference)
|
||
|
static iterator s_iterator_to(reference value) BOOST_NOEXCEPT;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::s_iterator_to(const_reference)
|
||
|
static const_iterator s_iterator_to(const_reference value) BOOST_NOEXCEPT;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::iterator_to(reference)
|
||
|
iterator iterator_to(reference value) BOOST_NOEXCEPT;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::iterator_to(const_reference)const
|
||
|
const_iterator iterator_to(const_reference value) const BOOST_NOEXCEPT;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::init_node(reference)
|
||
|
static void init_node(reference value) BOOST_NOEXCEPT;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::unlink_leftmost_without_rebalance
|
||
|
pointer unlink_leftmost_without_rebalance() BOOST_NOEXCEPT;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::replace_node
|
||
|
void replace_node(iterator replace_this, reference with_this) BOOST_NOEXCEPT;
|
||
|
|
||
|
//! @copydoc ::boost::intrusive::bstree::remove_node
|
||
|
void remove_node(reference value) BOOST_NOEXCEPT;
|
||
|
|
||
|
friend bool operator< (const treap_impl &x, const treap_impl &y);
|
||
|
|
||
|
friend bool operator==(const treap_impl &x, const treap_impl &y);
|
||
|
|
||
|
friend bool operator!= (const treap_impl &x, const treap_impl &y);
|
||
|
|
||
|
friend bool operator>(const treap_impl &x, const treap_impl &y);
|
||
|
|
||
|
friend bool operator<=(const treap_impl &x, const treap_impl &y);
|
||
|
|
||
|
friend bool operator>=(const treap_impl &x, const treap_impl &y);
|
||
|
|
||
|
friend void swap(treap_impl &x, treap_impl &y);
|
||
|
|
||
|
#endif //#ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED
|
||
|
|
||
|
/// @cond
|
||
|
private:
|
||
|
template<class Disposer>
|
||
|
iterator private_erase(const_iterator b, const_iterator e, size_type &n, Disposer disposer)
|
||
|
{
|
||
|
for(n = 0; b != e; ++n)
|
||
|
this->erase_and_dispose(b++, disposer);
|
||
|
return b.unconst();
|
||
|
}
|
||
|
|
||
|
iterator private_erase(const_iterator b, const_iterator e, size_type &n)
|
||
|
{
|
||
|
for(n = 0; b != e; ++n)
|
||
|
this->erase(b++);
|
||
|
return b.unconst();
|
||
|
}
|
||
|
/// @endcond
|
||
|
};
|
||
|
|
||
|
|
||
|
//! Helper metafunction to define a \c treap that yields to the same type when the
|
||
|
//! same options (either explicitly or implicitly) are used.
|
||
|
#if defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED) || defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES)
|
||
|
template<class T, class ...Options>
|
||
|
#else
|
||
|
template<class T, class O1 = void, class O2 = void
|
||
|
, class O3 = void, class O4 = void
|
||
|
, class O5 = void, class O6 = void
|
||
|
, class O7 = void>
|
||
|
#endif
|
||
|
struct make_treap
|
||
|
{
|
||
|
typedef typename pack_options
|
||
|
< treap_defaults,
|
||
|
#if !defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES)
|
||
|
O1, O2, O3, O4, O5, O6, O7
|
||
|
#else
|
||
|
Options...
|
||
|
#endif
|
||
|
>::type packed_options;
|
||
|
|
||
|
typedef typename detail::get_value_traits
|
||
|
<T, typename packed_options::proto_value_traits>::type value_traits;
|
||
|
|
||
|
typedef treap_impl
|
||
|
< value_traits
|
||
|
, typename packed_options::key_of_value
|
||
|
, typename packed_options::compare
|
||
|
, typename packed_options::priority_of_value
|
||
|
, typename packed_options::priority
|
||
|
, typename packed_options::size_type
|
||
|
, packed_options::constant_time_size
|
||
|
, typename packed_options::header_holder_type
|
||
|
> implementation_defined;
|
||
|
/// @endcond
|
||
|
typedef implementation_defined type;
|
||
|
};
|
||
|
|
||
|
#ifndef BOOST_INTRUSIVE_DOXYGEN_INVOKED
|
||
|
|
||
|
#if !defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES)
|
||
|
template<class T, class O1, class O2, class O3, class O4, class O5, class O6, class O7>
|
||
|
#else
|
||
|
template<class T, class ...Options>
|
||
|
#endif
|
||
|
class treap
|
||
|
: public make_treap<T,
|
||
|
#if !defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES)
|
||
|
O1, O2, O3, O4, O5, O6, O7
|
||
|
#else
|
||
|
Options...
|
||
|
#endif
|
||
|
>::type
|
||
|
{
|
||
|
typedef typename make_treap
|
||
|
<T,
|
||
|
#if !defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES)
|
||
|
O1, O2, O3, O4, O5, O6, O7
|
||
|
#else
|
||
|
Options...
|
||
|
#endif
|
||
|
>::type Base;
|
||
|
BOOST_MOVABLE_BUT_NOT_COPYABLE(treap)
|
||
|
|
||
|
public:
|
||
|
typedef typename Base::key_compare key_compare;
|
||
|
typedef typename Base::priority_compare priority_compare;
|
||
|
typedef typename Base::value_traits value_traits;
|
||
|
typedef typename Base::iterator iterator;
|
||
|
typedef typename Base::const_iterator const_iterator;
|
||
|
typedef typename Base::reverse_iterator reverse_iterator;
|
||
|
typedef typename Base::const_reverse_iterator const_reverse_iterator;
|
||
|
|
||
|
//Assert if passed value traits are compatible with the type
|
||
|
BOOST_STATIC_ASSERT((detail::is_same<typename value_traits::value_type, T>::value));
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE treap()
|
||
|
: Base()
|
||
|
{}
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE explicit treap( const key_compare &cmp
|
||
|
, const priority_compare &pcmp = priority_compare()
|
||
|
, const value_traits &v_traits = value_traits())
|
||
|
: Base(cmp, pcmp, v_traits)
|
||
|
{}
|
||
|
|
||
|
template<class Iterator>
|
||
|
BOOST_INTRUSIVE_FORCEINLINE treap( bool unique, Iterator b, Iterator e
|
||
|
, const key_compare &cmp = key_compare()
|
||
|
, const priority_compare &pcmp = priority_compare()
|
||
|
, const value_traits &v_traits = value_traits())
|
||
|
: Base(unique, b, e, cmp, pcmp, v_traits)
|
||
|
{}
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE treap(BOOST_RV_REF(treap) x)
|
||
|
: Base(BOOST_MOVE_BASE(Base, x))
|
||
|
{}
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE treap& operator=(BOOST_RV_REF(treap) x)
|
||
|
{ return static_cast<treap&>(this->Base::operator=(BOOST_MOVE_BASE(Base, x))); }
|
||
|
|
||
|
template <class Cloner, class Disposer>
|
||
|
BOOST_INTRUSIVE_FORCEINLINE void clone_from(const treap &src, Cloner cloner, Disposer disposer)
|
||
|
{ Base::clone_from(src, cloner, disposer); }
|
||
|
|
||
|
template <class Cloner, class Disposer>
|
||
|
BOOST_INTRUSIVE_FORCEINLINE void clone_from(BOOST_RV_REF(treap) src, Cloner cloner, Disposer disposer)
|
||
|
{ Base::clone_from(BOOST_MOVE_BASE(Base, src), cloner, disposer); }
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE static treap &container_from_end_iterator(iterator end_iterator) BOOST_NOEXCEPT
|
||
|
{ return static_cast<treap &>(Base::container_from_end_iterator(end_iterator)); }
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE static const treap &container_from_end_iterator(const_iterator end_iterator) BOOST_NOEXCEPT
|
||
|
{ return static_cast<const treap &>(Base::container_from_end_iterator(end_iterator)); }
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE static treap &container_from_iterator(iterator it) BOOST_NOEXCEPT
|
||
|
{ return static_cast<treap &>(Base::container_from_iterator(it)); }
|
||
|
|
||
|
BOOST_INTRUSIVE_FORCEINLINE static const treap &container_from_iterator(const_iterator it) BOOST_NOEXCEPT
|
||
|
{ return static_cast<const treap &>(Base::container_from_iterator(it)); }
|
||
|
};
|
||
|
|
||
|
#endif
|
||
|
|
||
|
} //namespace intrusive
|
||
|
} //namespace boost
|
||
|
|
||
|
#include <boost/intrusive/detail/config_end.hpp>
|
||
|
|
||
|
#endif //BOOST_INTRUSIVE_TREAP_HPP
|