| ///////////////////////////////////////////////////////////////////////////// |
| // |
| // (C) Copyright Ion Gaztanaga 2008-2013 |
| // |
| // Distributed under the Boost Software License, Version 1.0. |
| // (See accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| // |
| // See http://www.boost.org/libs/intrusive for documentation. |
| // |
| ///////////////////////////////////////////////////////////////////////////// |
| #ifndef BOOST_INTRUSIVE_TREAP_HPP |
| #define BOOST_INTRUSIVE_TREAP_HPP |
| |
| #include <boost/intrusive/detail/config_begin.hpp> |
| #include <boost/intrusive/intrusive_fwd.hpp> |
| |
| #include <boost/intrusive/detail/assert.hpp> |
| #include <boost/intrusive/bs_set_hook.hpp> |
| #include <boost/intrusive/bstree.hpp> |
| #include <boost/intrusive/detail/tree_node.hpp> |
| #include <boost/intrusive/detail/ebo_functor_holder.hpp> |
| #include <boost/intrusive/pointer_traits.hpp> |
| #include <boost/intrusive/detail/get_value_traits.hpp> |
| #include <boost/intrusive/detail/mpl.hpp> |
| #include <boost/intrusive/treap_algorithms.hpp> |
| #include <boost/intrusive/link_mode.hpp> |
| #include <boost/intrusive/priority_compare.hpp> |
| #include <boost/intrusive/detail/node_cloner_disposer.hpp> |
| #include <boost/intrusive/detail/key_nodeptr_comp.hpp> |
| |
| #include <boost/static_assert.hpp> |
| #include <boost/move/utility_core.hpp> |
| #include <boost/move/adl_move_swap.hpp> |
| |
| #include <cstddef> |
| #include <boost/intrusive/detail/minimal_less_equal_header.hpp> |
| #include <boost/intrusive/detail/minimal_pair_header.hpp> //std::pair |
| |
| #if defined(BOOST_HAS_PRAGMA_ONCE) |
| # pragma once |
| #endif |
| |
| namespace boost { |
| namespace intrusive { |
| |
| /// @cond |
| |
| struct treap_defaults |
| { |
| typedef default_bstree_hook_applier proto_value_traits; |
| static const bool constant_time_size = true; |
| typedef std::size_t size_type; |
| typedef void compare; |
| typedef void priority; |
| typedef void header_holder_type; |
| }; |
| |
| /// @endcond |
| |
| //! The class template treap is an intrusive treap container that |
| //! is used to construct intrusive set and multiset containers. The no-throw |
| //! guarantee holds only, if the value_compare object and priority_compare object |
| //! don't throw. |
| //! |
| //! The template parameter \c T is the type to be managed by the container. |
| //! The user can specify additional options and if no options are provided |
| //! default options are used. |
| //! |
| //! The container supports the following options: |
| //! \c base_hook<>/member_hook<>/value_traits<>, |
| //! \c constant_time_size<>, \c size_type<>, |
| //! \c compare<> and \c priority_compare<> |
| #if defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED) |
| template<class T, class ...Options> |
| #else |
| template<class ValueTraits, class VoidOrKeyComp, class VoidOrPrioComp, class SizeType, bool ConstantTimeSize, typename HeaderHolder> |
| #endif |
| class treap_impl |
| /// @cond |
| : public bstree_impl<ValueTraits, VoidOrKeyComp, SizeType, ConstantTimeSize, BsTreeAlgorithms, HeaderHolder> |
| //Use public inheritance to avoid MSVC bugs with closures |
| , public detail::ebo_functor_holder |
| < typename get_prio |
| < VoidOrPrioComp |
| , typename bstree_impl |
| <ValueTraits, VoidOrKeyComp, SizeType, ConstantTimeSize, BsTreeAlgorithms, HeaderHolder>::value_type>::type |
| > |
| /// @endcond |
| { |
| public: |
| typedef ValueTraits value_traits; |
| /// @cond |
| typedef bstree_impl< ValueTraits, VoidOrKeyComp, SizeType |
| , ConstantTimeSize, BsTreeAlgorithms |
| , HeaderHolder> tree_type; |
| typedef tree_type implementation_defined; |
| typedef get_prio |
| < VoidOrPrioComp |
| , typename tree_type::value_type> get_prio_type; |
| |
| typedef detail::ebo_functor_holder |
| <typename get_prio_type::type> prio_base; |
| |
| /// @endcond |
| |
| typedef typename implementation_defined::pointer pointer; |
| typedef typename implementation_defined::const_pointer const_pointer; |
| typedef typename implementation_defined::value_type value_type; |
| typedef typename implementation_defined::key_type key_type; |
| typedef typename implementation_defined::reference reference; |
| typedef typename implementation_defined::const_reference const_reference; |
| typedef typename implementation_defined::difference_type difference_type; |
| typedef typename implementation_defined::size_type size_type; |
| typedef typename implementation_defined::value_compare value_compare; |
| typedef typename implementation_defined::key_compare key_compare; |
| typedef typename implementation_defined::iterator iterator; |
| typedef typename implementation_defined::const_iterator const_iterator; |
| typedef typename implementation_defined::reverse_iterator reverse_iterator; |
| typedef typename implementation_defined::const_reverse_iterator const_reverse_iterator; |
| typedef typename implementation_defined::node_traits node_traits; |
| typedef typename implementation_defined::node node; |
| typedef typename implementation_defined::node_ptr node_ptr; |
| typedef typename implementation_defined::const_node_ptr const_node_ptr; |
| typedef BOOST_INTRUSIVE_IMPDEF(treap_algorithms<node_traits>) node_algorithms; |
| typedef BOOST_INTRUSIVE_IMPDEF(typename get_prio_type::type) priority_compare; |
| |
| static const bool constant_time_size = implementation_defined::constant_time_size; |
| static const bool stateful_value_traits = implementation_defined::stateful_value_traits; |
| static const bool safemode_or_autounlink = is_safe_autounlink<value_traits::link_mode>::value; |
| |
| /// @cond |
| private: |
| |
| //noncopyable |
| BOOST_MOVABLE_BUT_NOT_COPYABLE(treap_impl) |
| |
| const priority_compare &priv_pcomp() const |
| { return static_cast<const prio_base&>(*this).get(); } |
| |
| priority_compare &priv_pcomp() |
| { return static_cast<prio_base&>(*this).get(); } |
| |
| /// @endcond |
| |
| public: |
| typedef typename node_algorithms::insert_commit_data insert_commit_data; |
| |
| //! <b>Effects</b>: Constructs an empty container. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: If value_traits::node_traits::node |
| //! constructor throws (this does not happen with predefined Boost.Intrusive hooks) |
| //! or the copy constructor of the value_compare/priority_compare objects throw. Basic guarantee. |
| explicit treap_impl( const value_compare &cmp = value_compare() |
| , const priority_compare &pcmp = priority_compare() |
| , const value_traits &v_traits = value_traits()) |
| : tree_type(cmp, v_traits), prio_base(pcmp) |
| {} |
| |
| //! <b>Requires</b>: Dereferencing iterator must yield an lvalue of type value_type. |
| //! cmp must be a comparison function that induces a strict weak ordering. |
| //! |
| //! <b>Effects</b>: Constructs an empty container and inserts elements from |
| //! [b, e). |
| //! |
| //! <b>Complexity</b>: Linear in N if [b, e) is already sorted using |
| //! comp and otherwise N * log N, where N is the distance between first and last. |
| //! |
| //! <b>Throws</b>: If value_traits::node_traits::node |
| //! constructor throws (this does not happen with predefined Boost.Intrusive hooks) |
| //! or the copy constructor/operator() of the value_compare/priority_compare objects |
| //! throw. Basic guarantee. |
| template<class Iterator> |
| treap_impl( bool unique, Iterator b, Iterator e |
| , const value_compare &cmp = value_compare() |
| , const priority_compare &pcmp = priority_compare() |
| , const value_traits &v_traits = value_traits()) |
| : tree_type(cmp, v_traits), prio_base(pcmp) |
| { |
| if(unique) |
| this->insert_unique(b, e); |
| else |
| this->insert_equal(b, e); |
| } |
| |
| //! @copydoc ::boost::intrusive::bstree::bstree(bstree &&) |
| treap_impl(BOOST_RV_REF(treap_impl) x) |
| : tree_type(BOOST_MOVE_BASE(tree_type, x)) |
| , prio_base(::boost::move(x.priv_pcomp())) |
| {} |
| |
| //! @copydoc ::boost::intrusive::bstree::operator=(bstree &&) |
| treap_impl& operator=(BOOST_RV_REF(treap_impl) x) |
| { this->swap(x); return *this; } |
| |
| #ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED |
| //! @copydoc ::boost::intrusive::bstree::~bstree() |
| ~treap_impl(); |
| |
| //! @copydoc ::boost::intrusive::bstree::begin() |
| iterator begin(); |
| |
| //! @copydoc ::boost::intrusive::bstree::begin()const |
| const_iterator begin() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::cbegin()const |
| const_iterator cbegin() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::end() |
| iterator end(); |
| |
| //! @copydoc ::boost::intrusive::bstree::end()const |
| const_iterator end() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::cend()const |
| const_iterator cend() const; |
| #endif |
| |
| //! <b>Effects</b>: Returns an iterator pointing to the highest priority object of the treap. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: Nothing. |
| iterator top() |
| { return this->tree_type::root(); } |
| |
| //! <b>Effects</b>: Returns a const_iterator pointing to the highest priority object of the treap.. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: Nothing. |
| const_iterator top() const |
| { return this->ctop(); } |
| |
| //! <b>Effects</b>: Returns a const_iterator pointing to the highest priority object of the treap.. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: Nothing. |
| const_iterator ctop() const |
| { return this->tree_type::root(); } |
| |
| #ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED |
| //! @copydoc ::boost::intrusive::bstree::rbegin() |
| reverse_iterator rbegin(); |
| |
| //! @copydoc ::boost::intrusive::bstree::rbegin()const |
| const_reverse_iterator rbegin() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::crbegin()const |
| const_reverse_iterator crbegin() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::rend() |
| reverse_iterator rend(); |
| |
| //! @copydoc ::boost::intrusive::bstree::rend()const |
| const_reverse_iterator rend() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::crend()const |
| const_reverse_iterator crend() const; |
| #endif |
| |
| //! <b>Effects</b>: Returns a reverse_iterator pointing to the highest priority object of the |
| //! reversed treap. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: Nothing. |
| reverse_iterator rtop() |
| { return reverse_iterator(this->top()); } |
| |
| //! <b>Effects</b>: Returns a const_reverse_iterator pointing to the highest priority objec |
| //! of the reversed treap. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: Nothing. |
| const_reverse_iterator rtop() const |
| { return const_reverse_iterator(this->top()); } |
| |
| //! <b>Effects</b>: Returns a const_reverse_iterator pointing to the highest priority object |
| //! of the reversed treap. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: Nothing. |
| const_reverse_iterator crtop() const |
| { return const_reverse_iterator(this->top()); } |
| |
| #ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED |
| //! @copydoc ::boost::intrusive::bstree::container_from_end_iterator(iterator) |
| static treap_impl &container_from_end_iterator(iterator end_iterator); |
| |
| //! @copydoc ::boost::intrusive::bstree::container_from_end_iterator(const_iterator) |
| static const treap_impl &container_from_end_iterator(const_iterator end_iterator); |
| |
| //! @copydoc ::boost::intrusive::bstree::container_from_iterator(iterator) |
| static treap_impl &container_from_iterator(iterator it); |
| |
| //! @copydoc ::boost::intrusive::bstree::container_from_iterator(const_iterator) |
| static const treap_impl &container_from_iterator(const_iterator it); |
| |
| //! @copydoc ::boost::intrusive::bstree::key_comp()const |
| key_compare key_comp() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::value_comp()const |
| value_compare value_comp() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::empty()const |
| bool empty() const; |
| |
| //! @copydoc ::boost::intrusive::bstree::size()const |
| size_type size() const; |
| #endif //#ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED |
| |
| //! <b>Effects</b>: Returns the priority_compare object used by the container. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: If priority_compare copy-constructor throws. |
| priority_compare priority_comp() const |
| { return this->priv_pcomp(); } |
| |
| //! <b>Effects</b>: Swaps the contents of two treaps. |
| //! |
| //! <b>Complexity</b>: Constant. |
| //! |
| //! <b>Throws</b>: If the comparison functor's swap call throws. |
| void swap(treap_impl& other) |
| { |
| tree_type::swap(other); |
| //This can throw |
| ::boost::adl_move_swap(this->priv_pcomp(), other.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()(const_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(const treap_impl &src, Cloner cloner, Disposer disposer) |
| { |
| tree_type::clone_from(src, cloner, disposer); |
| this->priv_pcomp() = 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 value_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) |
| { |
| detail::key_nodeptr_comp<value_compare, value_traits> |
| key_node_comp(this->value_comp(), &this->get_value_traits()); |
| detail::key_nodeptr_comp<priority_compare, value_traits> |
| key_node_pcomp(this->priv_pcomp(), &this->get_value_traits()); |
| node_ptr to_insert(this->get_value_traits().to_node_ptr(value)); |
| if(safemode_or_autounlink) |
| BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(node_algorithms::unique(to_insert)); |
| iterator ret(node_algorithms::insert_equal_upper_bound |
| (this->tree_type::header_ptr(), to_insert, key_node_comp, key_node_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 value_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) |
| { |
| detail::key_nodeptr_comp<value_compare, value_traits> |
| key_node_comp(this->value_comp(), &this->get_value_traits()); |
| detail::key_nodeptr_comp<priority_compare, value_traits> |
| key_node_pcomp(this->priv_pcomp(), &this->get_value_traits()); |
| node_ptr to_insert(this->get_value_traits().to_node_ptr(value)); |
| if(safemode_or_autounlink) |
| BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(node_algorithms::unique(to_insert)); |
| iterator ret (node_algorithms::insert_equal |
| (this->tree_type::header_ptr(), hint.pointed_node(), to_insert, key_node_comp, key_node_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 value_comp(). |
| //! |
| //! <b>Throws</b>: If the internal value_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 value_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 = insert_unique_check(value, this->value_comp(), this->priv_pcomp(), commit_data); |
| if(!ret.second) |
| return ret; |
| return std::pair<iterator, bool> (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 value_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 = insert_unique_check(hint, value, this->value_comp(), this->priv_pcomp(), commit_data); |
| if(!ret.second) |
| return ret.first; |
| return 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 value_comp(). |
| //! |
| //! <b>Throws</b>: If the internal value_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>Requires</b>: key_value_comp must be a comparison function that induces |
| //! the same strict weak ordering as value_compare. |
| //! key_value_pcomp must be a comparison function that induces |
| //! the same strict weak ordering as priority_compare. The difference is that |
| //! key_value_pcomp and key_value_comp compare an arbitrary key 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 key_value_comp or key_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 KeyValueCompare, class KeyValuePrioCompare> |
| std::pair<iterator, bool> insert_unique_check |
| ( const KeyType &key, KeyValueCompare key_value_comp |
| , KeyValuePrioCompare key_value_pcomp, insert_commit_data &commit_data) |
| { |
| detail::key_nodeptr_comp<KeyValueCompare, value_traits> |
| ocomp(key_value_comp, &this->get_value_traits()); |
| detail::key_nodeptr_comp<KeyValuePrioCompare, value_traits> |
| pcomp(key_value_pcomp, &this->get_value_traits()); |
| std::pair<node_ptr, bool> ret = |
| (node_algorithms::insert_unique_check |
| (this->tree_type::header_ptr(), key, ocomp, pcomp, commit_data)); |
| return std::pair<iterator, bool>(iterator(ret.first, this->priv_value_traits_ptr()), ret.second); |
| } |
| |
| //! <b>Requires</b>: key_value_comp must be a comparison function that induces |
| //! the same strict weak ordering as value_compare. |
| //! key_value_pcomp must be a comparison function that induces |
| //! the same strict weak ordering as priority_compare. The difference is that |
| //! key_value_pcomp and key_value_comp compare an arbitrary key 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 key_value_comp or key_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 KeyValueCompare, class KeyValuePrioCompare> |
| std::pair<iterator, bool> insert_unique_check |
| ( const_iterator hint, const KeyType &key |
| , KeyValueCompare key_value_comp |
| , KeyValuePrioCompare key_value_pcomp |
| , insert_commit_data &commit_data) |
| { |
| detail::key_nodeptr_comp<KeyValueCompare, value_traits> |
| ocomp(key_value_comp, &this->get_value_traits()); |
| detail::key_nodeptr_comp<KeyValuePrioCompare, value_traits> |
| pcomp(key_value_pcomp, &this->get_value_traits()); |
| std::pair<node_ptr, bool> ret = |
| (node_algorithms::insert_unique_check |
| (this->tree_type::header_ptr(), hint.pointed_node(), key, ocomp, 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) |
| { |
| node_ptr to_insert(this->get_value_traits().to_node_ptr(value)); |
| if(safemode_or_autounlink) |
| BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(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) |
| { |
| node_ptr to_insert(this->get_value_traits().to_node_ptr(value)); |
| if(safemode_or_autounlink) |
| BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(node_algorithms::unique(to_insert)); |
| detail::key_nodeptr_comp<priority_compare, value_traits> |
| pcomp(this->priv_pcomp(), &this->get_value_traits()); |
| iterator ret (node_algorithms::insert_before |
| (this->tree_type::header_ptr(), pos.pointed_node(), to_insert, 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) |
| { |
| node_ptr to_insert(this->get_value_traits().to_node_ptr(value)); |
| if(safemode_or_autounlink) |
| BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(node_algorithms::unique(to_insert)); |
| detail::key_nodeptr_comp<priority_compare, value_traits> |
| pcomp(this->priv_pcomp(), &this->get_value_traits()); |
| node_algorithms::push_back(this->tree_type::header_ptr(), to_insert, 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) |
| { |
| node_ptr to_insert(this->get_value_traits().to_node_ptr(value)); |
| if(safemode_or_autounlink) |
| BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(node_algorithms::unique(to_insert)); |
| detail::key_nodeptr_comp<priority_compare, value_traits> |
| pcomp(this->priv_pcomp(), &this->get_value_traits()); |
| node_algorithms::push_front(this->tree_type::header_ptr(), to_insert, 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) |
| { |
| const_iterator ret(i); |
| ++ret; |
| node_ptr to_erase(i.pointed_node()); |
| if(safemode_or_autounlink) |
| BOOST_INTRUSIVE_SAFE_HOOK_DEFAULT_ASSERT(!node_algorithms::unique(to_erase)); |
| detail::key_nodeptr_comp<priority_compare, value_traits> |
| key_node_pcomp(this->priv_pcomp(), &this->get_value_traits()); |
| node_algorithms::erase(this->tree_type::header_ptr(), to_erase, key_node_pcomp); |
| this->tree_type::sz_traits().decrement(); |
| if(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) |
| { 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_reference value) |
| { return this->erase(value, this->value_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 KeyValueCompare> |
| size_type erase(const KeyType& key, KeyValueCompare comp |
| /// @cond |
| , typename detail::enable_if_c<!detail::is_convertible<KeyValueCompare, const_iterator>::value >::type * = 0 |
| /// @endcond |
| ) |
| { |
| 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) |
| { |
| 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) |
| { 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) |
| { 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_reference value, Disposer disposer) |
| { |
| std::pair<iterator,iterator> p = this->equal_range(value); |
| 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 KeyValueCompare, class Disposer> |
| size_type erase_and_dispose(const KeyType& key, KeyValueCompare comp, Disposer disposer |
| /// @cond |
| , typename detail::enable_if_c<!detail::is_convertible<KeyValueCompare, const_iterator>::value >::type * = 0 |
| /// @endcond |
| ) |
| { |
| 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() |
| { 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) |
| { |
| 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); |
| } |
| |
| //! @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> nodeptr_prio_comp_t; |
| nodeptr_prio_comp_t nodeptr_prio_comp(priv_pcomp(), &this->get_value_traits()); |
| tree_type::check(detail::treap_node_extra_checker<ValueTraits, nodeptr_prio_comp_t, ExtraChecker>(nodeptr_prio_comp, 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_reference)const |
| size_type count(const_reference value) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::count(const KeyType&,KeyValueCompare)const |
| template<class KeyType, class KeyValueCompare> |
| size_type count(const KeyType& key, KeyValueCompare comp) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::lower_bound(const_reference) |
| iterator lower_bound(const_reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::lower_bound(const KeyType&,KeyValueCompare) |
| template<class KeyType, class KeyValueCompare> |
| iterator lower_bound(const KeyType& key, KeyValueCompare comp); |
| |
| //! @copydoc ::boost::intrusive::bstree::lower_bound(const_reference)const |
| const_iterator lower_bound(const_reference value) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::lower_bound(const KeyType&,KeyValueCompare)const |
| template<class KeyType, class KeyValueCompare> |
| const_iterator lower_bound(const KeyType& key, KeyValueCompare comp) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::upper_bound(const_reference) |
| iterator upper_bound(const_reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::upper_bound(const KeyType&,KeyValueCompare) |
| template<class KeyType, class KeyValueCompare> |
| iterator upper_bound(const KeyType& key, KeyValueCompare comp); |
| |
| //! @copydoc ::boost::intrusive::bstree::upper_bound(const_reference)const |
| const_iterator upper_bound(const_reference value) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::upper_bound(const KeyType&,KeyValueCompare)const |
| template<class KeyType, class KeyValueCompare> |
| const_iterator upper_bound(const KeyType& key, KeyValueCompare comp) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::find(const_reference) |
| iterator find(const_reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::find(const KeyType&,KeyValueCompare) |
| template<class KeyType, class KeyValueCompare> |
| iterator find(const KeyType& key, KeyValueCompare comp); |
| |
| //! @copydoc ::boost::intrusive::bstree::find(const_reference)const |
| const_iterator find(const_reference value) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::find(const KeyType&,KeyValueCompare)const |
| template<class KeyType, class KeyValueCompare> |
| const_iterator find(const KeyType& key, KeyValueCompare comp) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::equal_range(const_reference) |
| std::pair<iterator,iterator> equal_range(const_reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::equal_range(const KeyType&,KeyValueCompare) |
| template<class KeyType, class KeyValueCompare> |
| std::pair<iterator,iterator> equal_range(const KeyType& key, KeyValueCompare comp); |
| |
| //! @copydoc ::boost::intrusive::bstree::equal_range(const_reference)const |
| std::pair<const_iterator, const_iterator> |
| equal_range(const_reference value) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::equal_range(const KeyType&,KeyValueCompare)const |
| template<class KeyType, class KeyValueCompare> |
| std::pair<const_iterator, const_iterator> |
| equal_range(const KeyType& key, KeyValueCompare comp) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::bounded_range(const_reference,const_reference,bool,bool) |
| std::pair<iterator,iterator> bounded_range |
| (const_reference lower_value, const_reference upper_value, bool left_closed, bool right_closed); |
| |
| //! @copydoc ::boost::intrusive::bstree::bounded_range(const KeyType&,const KeyType&,KeyValueCompare,bool,bool) |
| template<class KeyType, class KeyValueCompare> |
| std::pair<iterator,iterator> bounded_range |
| (const KeyType& lower_key, const KeyType& upper_key, KeyValueCompare comp, bool left_closed, bool right_closed); |
| |
| //! @copydoc ::boost::intrusive::bstree::bounded_range(const_reference,const_reference,bool,bool)const |
| std::pair<const_iterator, const_iterator> |
| bounded_range(const_reference lower_value, const_reference upper_value, bool left_closed, bool right_closed) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::bounded_range(const KeyType&,const KeyType&,KeyValueCompare,bool,bool)const |
| template<class KeyType, class KeyValueCompare> |
| std::pair<const_iterator, const_iterator> bounded_range |
| (const KeyType& lower_key, const KeyType& upper_key, KeyValueCompare comp, bool left_closed, bool right_closed) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::s_iterator_to(reference) |
| static iterator s_iterator_to(reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::s_iterator_to(const_reference) |
| static const_iterator s_iterator_to(const_reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::iterator_to(reference) |
| iterator iterator_to(reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::iterator_to(const_reference)const |
| const_iterator iterator_to(const_reference value) const; |
| |
| //! @copydoc ::boost::intrusive::bstree::init_node(reference) |
| static void init_node(reference value); |
| |
| //! @copydoc ::boost::intrusive::bstree::unlink_leftmost_without_rebalance |
| pointer unlink_leftmost_without_rebalance(); |
| |
| //! @copydoc ::boost::intrusive::bstree::replace_node |
| void replace_node(iterator replace_this, reference with_this); |
| |
| //! @copydoc ::boost::intrusive::bstree::remove_node |
| void remove_node(reference value); |
| |
| #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 |
| }; |
| |
| #if defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED) |
| |
| template<class T, class ...Options> |
| bool operator< (const treap_impl<T, Options...> &x, const treap_impl<T, Options...> &y); |
| |
| template<class T, class ...Options> |
| bool operator==(const treap_impl<T, Options...> &x, const treap_impl<T, Options...> &y); |
| |
| template<class T, class ...Options> |
| bool operator!= (const treap_impl<T, Options...> &x, const treap_impl<T, Options...> &y); |
| |
| template<class T, class ...Options> |
| bool operator>(const treap_impl<T, Options...> &x, const treap_impl<T, Options...> &y); |
| |
| template<class T, class ...Options> |
| bool operator<=(const treap_impl<T, Options...> &x, const treap_impl<T, Options...> &y); |
| |
| template<class T, class ...Options> |
| bool operator>=(const treap_impl<T, Options...> &x, const treap_impl<T, Options...> &y); |
| |
| template<class T, class ...Options> |
| void swap(treap_impl<T, Options...> &x, treap_impl<T, Options...> &y); |
| |
| #endif //#if defined(BOOST_INTRUSIVE_DOXYGEN_INVOKED) |
| |
| //! 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> |
| #endif |
| struct make_treap |
| { |
| typedef typename pack_options |
| < treap_defaults, |
| #if !defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES) |
| O1, O2, O3, O4, O5 |
| #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::compare |
| , 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> |
| #else |
| template<class T, class ...Options> |
| #endif |
| class treap |
| : public make_treap<T, |
| #if !defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES) |
| O1, O2, O3, O4, O5 |
| #else |
| Options... |
| #endif |
| >::type |
| { |
| typedef typename make_treap |
| <T, |
| #if !defined(BOOST_INTRUSIVE_VARIADIC_TEMPLATES) |
| O1, O2, O3, O4, O5 |
| #else |
| Options... |
| #endif |
| >::type Base; |
| BOOST_MOVABLE_BUT_NOT_COPYABLE(treap) |
| |
| public: |
| typedef typename Base::value_compare value_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)); |
| |
| explicit treap( const value_compare &cmp = value_compare() |
| , const priority_compare &pcmp = priority_compare() |
| , const value_traits &v_traits = value_traits()) |
| : Base(cmp, pcmp, v_traits) |
| {} |
| |
| template<class Iterator> |
| treap( bool unique, Iterator b, Iterator e |
| , const value_compare &cmp = value_compare() |
| , const priority_compare &pcmp = priority_compare() |
| , const value_traits &v_traits = value_traits()) |
| : Base(unique, b, e, cmp, pcmp, v_traits) |
| {} |
| |
| treap(BOOST_RV_REF(treap) x) |
| : Base(BOOST_MOVE_BASE(Base, x)) |
| {} |
| |
| treap& operator=(BOOST_RV_REF(treap) x) |
| { return static_cast<treap&>(this->Base::operator=(BOOST_MOVE_BASE(Base, x))); } |
| |
| static treap &container_from_end_iterator(iterator end_iterator) |
| { return static_cast<treap &>(Base::container_from_end_iterator(end_iterator)); } |
| |
| static const treap &container_from_end_iterator(const_iterator end_iterator) |
| { return static_cast<const treap &>(Base::container_from_end_iterator(end_iterator)); } |
| |
| static treap &container_from_iterator(iterator it) |
| { return static_cast<treap &>(Base::container_from_iterator(it)); } |
| |
| static const treap &container_from_iterator(const_iterator it) |
| { 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 |