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Editing: multi_index_container.hpp
/* Multiply indexed container. * * Copyright 2003-2020 Joaquin M Lopez Munoz. * 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/multi_index for library home page. */ #ifndef BOOST_MULTI_INDEX_HPP #define BOOST_MULTI_INDEX_HPP #if defined(_MSC_VER) #pragma once #endif #include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */ #include <algorithm> #include <boost/core/addressof.hpp> #include <boost/core/no_exceptions_support.hpp> #include <boost/detail/workaround.hpp> #include <boost/move/core.hpp> #include <boost/move/utility_core.hpp> #include <boost/mpl/at.hpp> #include <boost/mpl/contains.hpp> #include <boost/mpl/find_if.hpp> #include <boost/mpl/identity.hpp> #include <boost/mpl/int.hpp> #include <boost/mpl/size.hpp> #include <boost/mpl/deref.hpp> #include <boost/multi_index_container_fwd.hpp> #include <boost/multi_index/detail/access_specifier.hpp> #include <boost/multi_index/detail/adl_swap.hpp> #include <boost/multi_index/detail/allocator_traits.hpp> #include <boost/multi_index/detail/base_type.hpp> #include <boost/multi_index/detail/do_not_copy_elements_tag.hpp> #include <boost/multi_index/detail/converter.hpp> #include <boost/multi_index/detail/header_holder.hpp> #include <boost/multi_index/detail/has_tag.hpp> #include <boost/multi_index/detail/no_duplicate_tags.hpp> #include <boost/multi_index/detail/safe_mode.hpp> #include <boost/multi_index/detail/scope_guard.hpp> #include <boost/multi_index/detail/vartempl_support.hpp> #include <boost/static_assert.hpp> #include <boost/type_traits/integral_constant.hpp> #include <boost/type_traits/is_same.hpp> #include <boost/utility/base_from_member.hpp> #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) #include <initializer_list> #endif #if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION) #include <boost/multi_index/detail/archive_constructed.hpp> #include <boost/multi_index/detail/serialization_version.hpp> #include <boost/serialization/collection_size_type.hpp> #include <boost/serialization/nvp.hpp> #include <boost/serialization/split_member.hpp> #include <boost/serialization/version.hpp> #include <boost/throw_exception.hpp> #endif #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING) #include <boost/multi_index/detail/invariant_assert.hpp> #define BOOST_MULTI_INDEX_CHECK_INVARIANT_OF(x) \ detail::scope_guard BOOST_JOIN(check_invariant_,__LINE__)= \ detail::make_obj_guard(x,&multi_index_container::check_invariant_); \ BOOST_JOIN(check_invariant_,__LINE__).touch(); #define BOOST_MULTI_INDEX_CHECK_INVARIANT \ BOOST_MULTI_INDEX_CHECK_INVARIANT_OF(*this) #else #define BOOST_MULTI_INDEX_CHECK_INVARIANT_OF(x) #define BOOST_MULTI_INDEX_CHECK_INVARIANT #endif namespace boost{ namespace multi_index{ namespace detail{ struct unequal_alloc_move_ctor_tag{}; } /* namespace multi_index::detail */ #if BOOST_WORKAROUND(BOOST_MSVC,BOOST_TESTED_AT(1500)) #pragma warning(push) #pragma warning(disable:4522) /* spurious warning on multiple operator=()'s */ #endif template<typename Value,typename IndexSpecifierList,typename Allocator> class multi_index_container: private ::boost::base_from_member< typename detail::rebind_alloc_for< Allocator, typename detail::multi_index_node_type< Value,IndexSpecifierList,Allocator>::type >::type >, BOOST_MULTI_INDEX_PRIVATE_IF_MEMBER_TEMPLATE_FRIENDS detail::header_holder< typename detail::allocator_traits< typename detail::rebind_alloc_for< Allocator, typename detail::multi_index_node_type< Value,IndexSpecifierList,Allocator>::type >::type >::pointer, multi_index_container<Value,IndexSpecifierList,Allocator> >, public detail::multi_index_base_type< Value,IndexSpecifierList,Allocator>::type { #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\ BOOST_WORKAROUND(__MWERKS__,<=0x3003) /* The "ISO C++ Template Parser" option in CW8.3 has a problem with the * lifetime of const references bound to temporaries --precisely what * scopeguards are. */ #pragma parse_mfunc_templ off #endif private: BOOST_COPYABLE_AND_MOVABLE(multi_index_container) #if !defined(BOOST_NO_MEMBER_TEMPLATE_FRIENDS) template <typename,typename,typename> friend class detail::index_base; template <typename,typename> friend struct detail::header_holder; template <typename,typename> friend struct detail::converter; #endif typedef typename detail::multi_index_base_type< Value,IndexSpecifierList,Allocator>::type super; typedef typename detail::rebind_alloc_for< Allocator, typename super::index_node_type >::type node_allocator; typedef detail::allocator_traits<node_allocator> node_alloc_traits; typedef typename node_alloc_traits::pointer node_pointer; typedef ::boost::base_from_member< node_allocator> bfm_allocator; typedef detail::header_holder< node_pointer, multi_index_container> bfm_header; public: /* All types are inherited from super, a few are explicitly * brought forward here to save us some typename's. */ typedef typename super::ctor_args_list ctor_args_list; typedef IndexSpecifierList index_specifier_type_list; typedef typename super::index_type_list index_type_list; typedef typename super::iterator_type_list iterator_type_list; typedef typename super::const_iterator_type_list const_iterator_type_list; typedef typename super::value_type value_type; typedef typename super::final_allocator_type allocator_type; typedef typename super::size_type size_type; typedef typename super::iterator iterator; typedef typename super::const_iterator const_iterator; BOOST_STATIC_ASSERT( detail::no_duplicate_tags_in_index_list<index_type_list>::value); /* global project() needs to see this publicly */ typedef typename super::final_node_type final_node_type; /* construct/copy/destroy */ multi_index_container(): bfm_allocator(allocator_type()), super(ctor_args_list(),bfm_allocator::member), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; } explicit multi_index_container( const ctor_args_list& args_list, #if BOOST_WORKAROUND(__IBMCPP__,<=600) /* VisualAge seems to have an ETI issue with the default value for * argument al. */ const allocator_type& al= typename mpl::identity<multi_index_container>::type:: allocator_type()): #else const allocator_type& al=allocator_type()): #endif bfm_allocator(al), super(args_list,bfm_allocator::member), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; } explicit multi_index_container(const allocator_type& al): bfm_allocator(al), super(ctor_args_list(),bfm_allocator::member), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; } template<typename InputIterator> multi_index_container( InputIterator first,InputIterator last, #if BOOST_WORKAROUND(__IBMCPP__,<=600) /* VisualAge seems to have an ETI issue with the default values * for arguments args_list and al. */ const ctor_args_list& args_list= typename mpl::identity<multi_index_container>::type:: ctor_args_list(), const allocator_type& al= typename mpl::identity<multi_index_container>::type:: allocator_type()): #else const ctor_args_list& args_list=ctor_args_list(), const allocator_type& al=allocator_type()): #endif bfm_allocator(al), super(args_list,bfm_allocator::member), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; BOOST_TRY{ iterator hint=super::end(); for(;first!=last;++first){ hint=super::make_iterator( insert_ref_(*first,hint.get_node()).first); ++hint; } } BOOST_CATCH(...){ clear_(); BOOST_RETHROW; } BOOST_CATCH_END } #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) multi_index_container( std::initializer_list<Value> list, const ctor_args_list& args_list=ctor_args_list(), const allocator_type& al=allocator_type()): bfm_allocator(al), super(args_list,bfm_allocator::member), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; BOOST_TRY{ typedef const Value* init_iterator; iterator hint=super::end(); for(init_iterator first=list.begin(),last=list.end(); first!=last;++first){ hint=super::make_iterator(insert_(*first,hint.get_node()).first); ++hint; } } BOOST_CATCH(...){ clear_(); BOOST_RETHROW; } BOOST_CATCH_END } #endif multi_index_container( const multi_index_container<Value,IndexSpecifierList,Allocator>& x): bfm_allocator( node_alloc_traits::select_on_container_copy_construction( x.bfm_allocator::member)), bfm_header(), super(x), node_count(0) { copy_construct_from(x); } multi_index_container(BOOST_RV_REF(multi_index_container) x): bfm_allocator(boost::move(x.bfm_allocator::member)), bfm_header(), super(x,detail::do_not_copy_elements_tag()), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; BOOST_MULTI_INDEX_CHECK_INVARIANT_OF(x); swap_elements_(x); } multi_index_container( const multi_index_container<Value,IndexSpecifierList,Allocator>& x, const allocator_type& al): bfm_allocator(al), bfm_header(), super(x), node_count(0) { copy_construct_from(x); } multi_index_container( BOOST_RV_REF(multi_index_container) x,const allocator_type& al): bfm_allocator(al), bfm_header(), super(x,detail::do_not_copy_elements_tag()), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; BOOST_MULTI_INDEX_CHECK_INVARIANT_OF(x); if(al==x.get_allocator()){ swap_elements_(x); } else{ multi_index_container y(x,al,detail::unequal_alloc_move_ctor_tag()); swap_elements_(y); } } ~multi_index_container() { delete_all_nodes_(); } #if defined(BOOST_NO_CXX11_RVALUE_REFERENCES) /* As per http://www.boost.org/doc/html/move/emulation_limitations.html * #move.emulation_limitations.assignment_operator */ multi_index_container<Value,IndexSpecifierList,Allocator>& operator=( const multi_index_container<Value,IndexSpecifierList,Allocator>& x) { multi_index_container y( x, node_alloc_traits::propagate_on_container_copy_assignment::value? x.get_allocator():this->get_allocator()); swap_(y,boost::true_type() /* swap_allocators */); return *this; } #endif multi_index_container<Value,IndexSpecifierList,Allocator>& operator=( BOOST_COPY_ASSIGN_REF(multi_index_container) x) { multi_index_container y( x, node_alloc_traits::propagate_on_container_copy_assignment::value? x.get_allocator():this->get_allocator()); swap_(y,boost::true_type() /* swap_allocators */); return *this; } multi_index_container<Value,IndexSpecifierList,Allocator>& operator=( BOOST_RV_REF(multi_index_container) x) { #include <boost/multi_index/detail/define_if_constexpr_macro.hpp> BOOST_MULTI_INDEX_IF_CONSTEXPR( node_alloc_traits::propagate_on_container_move_assignment::value){ swap_(x,boost::true_type() /* swap_allocators */); } else if(this->get_allocator()==x.get_allocator()){ swap_(x,boost::false_type() /* swap_allocators */); } else{ multi_index_container y(boost::move(x),this->get_allocator()); swap_(y,boost::false_type() /* swap_allocators */); } return *this; #include <boost/multi_index/detail/undef_if_constexpr_macro.hpp> } #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) multi_index_container<Value,IndexSpecifierList,Allocator>& operator=( std::initializer_list<Value> list) { BOOST_MULTI_INDEX_CHECK_INVARIANT; typedef const Value* init_iterator; multi_index_container x(*this,detail::do_not_copy_elements_tag()); iterator hint=x.end(); for(init_iterator first=list.begin(),last=list.end(); first!=last;++first){ hint=x.make_iterator(x.insert_(*first,hint.get_node()).first); ++hint; } x.swap_elements_(*this); return*this; } #endif allocator_type get_allocator()const BOOST_NOEXCEPT { return allocator_type(bfm_allocator::member); } /* retrieval of indices by number */ #if !defined(BOOST_NO_MEMBER_TEMPLATES) template<int N> struct nth_index { BOOST_STATIC_ASSERT(N>=0&&N<mpl::size<index_type_list>::type::value); typedef typename mpl::at_c<index_type_list,N>::type type; }; template<int N> typename nth_index<N>::type& get()BOOST_NOEXCEPT { BOOST_STATIC_ASSERT(N>=0&&N<mpl::size<index_type_list>::type::value); return *this; } template<int N> const typename nth_index<N>::type& get()const BOOST_NOEXCEPT { BOOST_STATIC_ASSERT(N>=0&&N<mpl::size<index_type_list>::type::value); return *this; } #endif /* retrieval of indices by tag */ #if !defined(BOOST_NO_MEMBER_TEMPLATES) template<typename Tag> struct index { typedef typename mpl::find_if< index_type_list, detail::has_tag<Tag> >::type iter; BOOST_STATIC_CONSTANT( bool,index_found=!(is_same<iter,typename mpl::end<index_type_list>::type >::value)); BOOST_STATIC_ASSERT(index_found); typedef typename mpl::deref<iter>::type type; }; template<typename Tag> typename index<Tag>::type& get()BOOST_NOEXCEPT { return *this; } template<typename Tag> const typename index<Tag>::type& get()const BOOST_NOEXCEPT { return *this; } #endif /* projection of iterators by number */ #if !defined(BOOST_NO_MEMBER_TEMPLATES) template<int N> struct nth_index_iterator { typedef typename nth_index<N>::type::iterator type; }; template<int N> struct nth_index_const_iterator { typedef typename nth_index<N>::type::const_iterator type; }; template<int N,typename IteratorType> typename nth_index_iterator<N>::type project(IteratorType it) { typedef typename nth_index<N>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* fails in Sun C++ 5.7 */ BOOST_STATIC_ASSERT( (mpl::contains<iterator_type_list,IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); BOOST_MULTI_INDEX_CHECK_IS_OWNER( it,static_cast<typename IteratorType::container_type&>(*this)); return index_type::make_iterator( static_cast<final_node_type*>(it.get_node())); } template<int N,typename IteratorType> typename nth_index_const_iterator<N>::type project(IteratorType it)const { typedef typename nth_index<N>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* fails in Sun C++ 5.7 */ BOOST_STATIC_ASSERT(( mpl::contains<iterator_type_list,IteratorType>::value|| mpl::contains<const_iterator_type_list,IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); BOOST_MULTI_INDEX_CHECK_IS_OWNER( it,static_cast<const typename IteratorType::container_type&>(*this)); return index_type::make_iterator( static_cast<final_node_type*>(it.get_node())); } #endif /* projection of iterators by tag */ #if !defined(BOOST_NO_MEMBER_TEMPLATES) template<typename Tag> struct index_iterator { typedef typename index<Tag>::type::iterator type; }; template<typename Tag> struct index_const_iterator { typedef typename index<Tag>::type::const_iterator type; }; template<typename Tag,typename IteratorType> typename index_iterator<Tag>::type project(IteratorType it) { typedef typename index<Tag>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* fails in Sun C++ 5.7 */ BOOST_STATIC_ASSERT( (mpl::contains<iterator_type_list,IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); BOOST_MULTI_INDEX_CHECK_IS_OWNER( it,static_cast<typename IteratorType::container_type&>(*this)); return index_type::make_iterator( static_cast<final_node_type*>(it.get_node())); } template<typename Tag,typename IteratorType> typename index_const_iterator<Tag>::type project(IteratorType it)const { typedef typename index<Tag>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* fails in Sun C++ 5.7 */ BOOST_STATIC_ASSERT(( mpl::contains<iterator_type_list,IteratorType>::value|| mpl::contains<const_iterator_type_list,IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); BOOST_MULTI_INDEX_CHECK_IS_OWNER( it,static_cast<const typename IteratorType::container_type&>(*this)); return index_type::make_iterator( static_cast<final_node_type*>(it.get_node())); } #endif BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS: typedef typename super::final_node_handle_type final_node_handle_type; typedef typename super::copy_map_type copy_map_type; multi_index_container( multi_index_container<Value,IndexSpecifierList,Allocator>& x, const allocator_type& al, detail::unequal_alloc_move_ctor_tag): bfm_allocator(al), bfm_header(), super(x), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT_OF(x); BOOST_TRY{ copy_map_type map(bfm_allocator::member,x.size(),x.header(),header()); for(const_iterator it=x.begin(),it_end=x.end();it!=it_end;++it){ map.move_clone(it.get_node()); } super::copy_(x,map); map.release(); node_count=x.size(); x.clear(); } BOOST_CATCH(...){ x.clear(); BOOST_RETHROW; } BOOST_CATCH_END /* Not until this point are the indices required to be consistent, * hence the position of the invariant checker. */ BOOST_MULTI_INDEX_CHECK_INVARIANT; } #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) multi_index_container( const multi_index_container<Value,IndexSpecifierList,Allocator>& x, detail::do_not_copy_elements_tag): bfm_allocator(x.bfm_allocator::member), bfm_header(), super(x,detail::do_not_copy_elements_tag()), node_count(0) { BOOST_MULTI_INDEX_CHECK_INVARIANT; } #endif void copy_construct_from( const multi_index_container<Value,IndexSpecifierList,Allocator>& x) { copy_map_type map(bfm_allocator::member,x.size(),x.header(),header()); for(const_iterator it=x.begin(),it_end=x.end();it!=it_end;++it){ map.copy_clone(it.get_node()); } super::copy_(x,map); map.release(); node_count=x.size(); /* Not until this point are the indices required to be consistent, * hence the position of the invariant checker. */ BOOST_MULTI_INDEX_CHECK_INVARIANT; } final_node_type* header()const { return &*bfm_header::member; } final_node_type* allocate_node() { return &*node_alloc_traits::allocate(bfm_allocator::member,1); } void deallocate_node(final_node_type* x) { node_alloc_traits::deallocate( bfm_allocator::member,static_cast<node_pointer>(x),1); } void construct_value(final_node_type* x,const Value& v) { node_alloc_traits::construct( bfm_allocator::member,boost::addressof(x->value()),v); } void construct_value(final_node_type* x,BOOST_RV_REF(Value) v) { node_alloc_traits::construct( bfm_allocator::member,boost::addressof(x->value()),boost::move(v)); } BOOST_MULTI_INDEX_OVERLOADS_TO_VARTEMPL_EXTRA_ARG( void,construct_value,vartempl_construct_value_impl,final_node_type*,x) void destroy_value(final_node_type* x) { node_alloc_traits::destroy( bfm_allocator::member,boost::addressof(x->value())); } bool empty_()const { return node_count==0; } size_type size_()const { return node_count; } size_type max_size_()const { return static_cast<size_type>(-1); } template<typename Variant> std::pair<final_node_type*,bool> insert_(const Value& v,Variant variant) { final_node_type* x=0; final_node_type* res=super::insert_(v,x,variant); if(res==x){ ++node_count; return std::pair<final_node_type*,bool>(res,true); } else{ return std::pair<final_node_type*,bool>(res,false); } } std::pair<final_node_type*,bool> insert_(const Value& v) { return insert_(v,detail::lvalue_tag()); } std::pair<final_node_type*,bool> insert_rv_(const Value& v) { return insert_(v,detail::rvalue_tag()); } template<typename T> std::pair<final_node_type*,bool> insert_ref_(T& t) { final_node_type* x=allocate_node(); BOOST_TRY{ construct_value(x,t); BOOST_TRY{ final_node_type* res=super::insert_( x->value(),x,detail::emplaced_tag()); if(res==x){ ++node_count; return std::pair<final_node_type*,bool>(res,true); } else{ delete_node_(x); return std::pair<final_node_type*,bool>(res,false); } } BOOST_CATCH(...){ destroy_value(x); BOOST_RETHROW; } BOOST_CATCH_END } BOOST_CATCH(...){ deallocate_node(x); BOOST_RETHROW; } BOOST_CATCH_END } std::pair<final_node_type*,bool> insert_ref_(const value_type& x) { return insert_(x); } std::pair<final_node_type*,bool> insert_ref_(value_type& x) { return insert_(x); } std::pair<final_node_type*,bool> insert_nh_(final_node_handle_type& nh) { if(!nh)return std::pair<final_node_type*,bool>(header(),false); else{ final_node_type* x=nh.node; final_node_type* res=super::insert_( x->value(),x,detail::emplaced_tag()); if(res==x){ nh.release_node(); ++node_count; return std::pair<final_node_type*,bool>(res,true); } else return std::pair<final_node_type*,bool>(res,false); } } template<BOOST_MULTI_INDEX_TEMPLATE_PARAM_PACK> std::pair<final_node_type*,bool> emplace_( BOOST_MULTI_INDEX_FUNCTION_PARAM_PACK) { final_node_type* x=allocate_node(); BOOST_TRY{ construct_value(x,BOOST_MULTI_INDEX_FORWARD_PARAM_PACK); BOOST_TRY{ final_node_type* res=super::insert_( x->value(),x,detail::emplaced_tag()); if(res==x){ ++node_count; return std::pair<final_node_type*,bool>(res,true); } else{ delete_node_(x); return std::pair<final_node_type*,bool>(res,false); } } BOOST_CATCH(...){ destroy_value(x); BOOST_RETHROW; } BOOST_CATCH_END } BOOST_CATCH(...){ deallocate_node(x); BOOST_RETHROW; } BOOST_CATCH_END } template<typename Variant> std::pair<final_node_type*,bool> insert_( const Value& v,final_node_type* position,Variant variant) { final_node_type* x=0; final_node_type* res=super::insert_(v,position,x,variant); if(res==x){ ++node_count; return std::pair<final_node_type*,bool>(res,true); } else{ return std::pair<final_node_type*,bool>(res,false); } } std::pair<final_node_type*,bool> insert_( const Value& v,final_node_type* position) { return insert_(v,position,detail::lvalue_tag()); } std::pair<final_node_type*,bool> insert_rv_( const Value& v,final_node_type* position) { return insert_(v,position,detail::rvalue_tag()); } template<typename T> std::pair<final_node_type*,bool> insert_ref_( T& t,final_node_type* position) { final_node_type* x=allocate_node(); BOOST_TRY{ construct_value(x,t); BOOST_TRY{ final_node_type* res=super::insert_( x->value(),position,x,detail::emplaced_tag()); if(res==x){ ++node_count; return std::pair<final_node_type*,bool>(res,true); } else{ delete_node_(x); return std::pair<final_node_type*,bool>(res,false); } } BOOST_CATCH(...){ destroy_value(x); BOOST_RETHROW; } BOOST_CATCH_END } BOOST_CATCH(...){ deallocate_node(x); BOOST_RETHROW; } BOOST_CATCH_END } std::pair<final_node_type*,bool> insert_ref_( const value_type& x,final_node_type* position) { return insert_(x,position); } std::pair<final_node_type*,bool> insert_ref_( value_type& x,final_node_type* position) { return insert_(x,position); } std::pair<final_node_type*,bool> insert_nh_( final_node_handle_type& nh,final_node_type* position) { if(!nh)return std::pair<final_node_type*,bool>(header(),false); else{ final_node_type* x=nh.node; final_node_type* res=super::insert_( x->value(),position,x,detail::emplaced_tag()); if(res==x){ nh.release_node(); ++node_count; return std::pair<final_node_type*,bool>(res,true); } else return std::pair<final_node_type*,bool>(res,false); } } template<BOOST_MULTI_INDEX_TEMPLATE_PARAM_PACK> std::pair<final_node_type*,bool> emplace_hint_( final_node_type* position, BOOST_MULTI_INDEX_FUNCTION_PARAM_PACK) { final_node_type* x=allocate_node(); BOOST_TRY{ construct_value(x,BOOST_MULTI_INDEX_FORWARD_PARAM_PACK); BOOST_TRY{ final_node_type* res=super::insert_( x->value(),position,x,detail::emplaced_tag()); if(res==x){ ++node_count; return std::pair<final_node_type*,bool>(res,true); } else{ delete_node_(x); return std::pair<final_node_type*,bool>(res,false); } } BOOST_CATCH(...){ destroy_value(x); BOOST_RETHROW; } BOOST_CATCH_END } BOOST_CATCH(...){ deallocate_node(x); BOOST_RETHROW; } BOOST_CATCH_END } final_node_handle_type extract_(final_node_type* x) { --node_count; super::extract_(x); return final_node_handle_type(x,get_allocator()); } void erase_(final_node_type* x) { --node_count; super::extract_(x); delete_node_(x); } void delete_node_(final_node_type* x) { destroy_value(x); deallocate_node(x); } void delete_all_nodes_() { super::delete_all_nodes_(); } void clear_() { delete_all_nodes_(); super::clear_(); node_count=0; } void swap_(multi_index_container<Value,IndexSpecifierList,Allocator>& x) { swap_( x, boost::integral_constant< bool,node_alloc_traits::propagate_on_container_swap::value>()); } void swap_( multi_index_container<Value,IndexSpecifierList,Allocator>& x, boost::true_type swap_allocators) { detail::adl_swap(bfm_allocator::member,x.bfm_allocator::member); std::swap(bfm_header::member,x.bfm_header::member); super::swap_(x,swap_allocators); std::swap(node_count,x.node_count); } void swap_( multi_index_container<Value,IndexSpecifierList,Allocator>& x, boost::false_type swap_allocators) { std::swap(bfm_header::member,x.bfm_header::member); super::swap_(x,swap_allocators); std::swap(node_count,x.node_count); } void swap_elements_( multi_index_container<Value,IndexSpecifierList,Allocator>& x) { std::swap(bfm_header::member,x.bfm_header::member); super::swap_elements_(x); std::swap(node_count,x.node_count); } bool replace_(const Value& k,final_node_type* x) { return super::replace_(k,x,detail::lvalue_tag()); } bool replace_rv_(const Value& k,final_node_type* x) { return super::replace_(k,x,detail::rvalue_tag()); } template<typename Modifier> bool modify_(Modifier& mod,final_node_type* x) { BOOST_TRY{ mod(const_cast<value_type&>(x->value())); } BOOST_CATCH(...){ this->erase_(x); BOOST_RETHROW; } BOOST_CATCH_END BOOST_TRY{ if(!super::modify_(x)){ delete_node_(x); --node_count; return false; } else return true; } BOOST_CATCH(...){ delete_node_(x); --node_count; BOOST_RETHROW; } BOOST_CATCH_END } template<typename Modifier,typename Rollback> bool modify_(Modifier& mod,Rollback& back_,final_node_type* x) { BOOST_TRY{ mod(const_cast<value_type&>(x->value())); } BOOST_CATCH(...){ this->erase_(x); BOOST_RETHROW; } BOOST_CATCH_END bool b; BOOST_TRY{ b=super::modify_rollback_(x); } BOOST_CATCH(...){ BOOST_TRY{ back_(const_cast<value_type&>(x->value())); if(!super::check_rollback_(x))this->erase_(x); BOOST_RETHROW; } BOOST_CATCH(...){ this->erase_(x); BOOST_RETHROW; } BOOST_CATCH_END } BOOST_CATCH_END BOOST_TRY{ if(!b){ back_(const_cast<value_type&>(x->value())); if(!super::check_rollback_(x))this->erase_(x); return false; } else return true; } BOOST_CATCH(...){ this->erase_(x); BOOST_RETHROW; } BOOST_CATCH_END } #if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION) /* serialization */ friend class boost::serialization::access; BOOST_SERIALIZATION_SPLIT_MEMBER() typedef typename super::index_saver_type index_saver_type; typedef typename super::index_loader_type index_loader_type; template<class Archive> void save(Archive& ar,const unsigned int version)const { const serialization::collection_size_type s(size_()); const detail::serialization_version<value_type> value_version; ar<<serialization::make_nvp("count",s); ar<<serialization::make_nvp("value_version",value_version); index_saver_type sm(bfm_allocator::member,s); for(iterator it=super::begin(),it_end=super::end();it!=it_end;++it){ serialization::save_construct_data_adl( ar,boost::addressof(*it),value_version); ar<<serialization::make_nvp("item",*it); sm.add(it.get_node(),ar,version); } sm.add_track(header(),ar,version); super::save_(ar,version,sm); } template<class Archive> void load(Archive& ar,const unsigned int version) { BOOST_MULTI_INDEX_CHECK_INVARIANT; clear_(); serialization::collection_size_type s; detail::serialization_version<value_type> value_version; if(version<1){ std::size_t sz; ar>>serialization::make_nvp("count",sz); s=static_cast<serialization::collection_size_type>(sz); } else{ ar>>serialization::make_nvp("count",s); } if(version<2){ value_version=0; } else{ ar>>serialization::make_nvp("value_version",value_version); } index_loader_type lm(bfm_allocator::member,s); for(std::size_t n=0;n<s;++n){ detail::archive_constructed<Value> value("item",ar,value_version); std::pair<final_node_type*,bool> p=insert_rv_( value.get(),super::end().get_node()); if(!p.second)throw_exception( archive::archive_exception( archive::archive_exception::other_exception)); ar.reset_object_address( boost::addressof(p.first->value()),boost::addressof(value.get())); lm.add(p.first,ar,version); } lm.add_track(header(),ar,version); super::load_(ar,version,lm); } #endif #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING) /* invariant stuff */ bool invariant_()const { return super::invariant_(); } void check_invariant_()const { BOOST_MULTI_INDEX_INVARIANT_ASSERT(invariant_()); } #endif private: template<BOOST_MULTI_INDEX_TEMPLATE_PARAM_PACK> void vartempl_construct_value_impl( final_node_type* x,BOOST_MULTI_INDEX_FUNCTION_PARAM_PACK) { node_alloc_traits::construct( bfm_allocator::member,boost::addressof(x->value()), BOOST_MULTI_INDEX_FORWARD_PARAM_PACK); } size_type node_count; #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\ BOOST_WORKAROUND(__MWERKS__,<=0x3003) #pragma parse_mfunc_templ reset #endif }; #if BOOST_WORKAROUND(BOOST_MSVC,BOOST_TESTED_AT(1500)) #pragma warning(pop) /* C4522 */ #endif /* retrieval of indices by number */ template<typename MultiIndexContainer,int N> struct nth_index { BOOST_STATIC_CONSTANT( int, M=mpl::size<typename MultiIndexContainer::index_type_list>::type::value); BOOST_STATIC_ASSERT(N>=0&&N<M); typedef typename mpl::at_c< typename MultiIndexContainer::index_type_list,N>::type type; }; template<int N,typename Value,typename IndexSpecifierList,typename Allocator> typename nth_index< multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type& get( multi_index_container<Value,IndexSpecifierList,Allocator>& m)BOOST_NOEXCEPT { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename nth_index< multi_index_container< Value,IndexSpecifierList,Allocator>, N >::type index_type; BOOST_STATIC_ASSERT(N>=0&& N< mpl::size< BOOST_DEDUCED_TYPENAME multi_index_type::index_type_list >::type::value); return detail::converter<multi_index_type,index_type>::index(m); } template<int N,typename Value,typename IndexSpecifierList,typename Allocator> const typename nth_index< multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type& get( const multi_index_container<Value,IndexSpecifierList,Allocator>& m )BOOST_NOEXCEPT { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename nth_index< multi_index_container< Value,IndexSpecifierList,Allocator>, N >::type index_type; BOOST_STATIC_ASSERT(N>=0&& N< mpl::size< BOOST_DEDUCED_TYPENAME multi_index_type::index_type_list >::type::value); return detail::converter<multi_index_type,index_type>::index(m); } /* retrieval of indices by tag */ template<typename MultiIndexContainer,typename Tag> struct index { typedef typename MultiIndexContainer::index_type_list index_type_list; typedef typename mpl::find_if< index_type_list, detail::has_tag<Tag> >::type iter; BOOST_STATIC_CONSTANT( bool,index_found=!(is_same<iter,typename mpl::end<index_type_list>::type >::value)); BOOST_STATIC_ASSERT(index_found); typedef typename mpl::deref<iter>::type type; }; template< typename Tag,typename Value,typename IndexSpecifierList,typename Allocator > typename ::boost::multi_index::index< multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type& get( multi_index_container<Value,IndexSpecifierList,Allocator>& m)BOOST_NOEXCEPT { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename ::boost::multi_index::index< multi_index_container< Value,IndexSpecifierList,Allocator>, Tag >::type index_type; return detail::converter<multi_index_type,index_type>::index(m); } template< typename Tag,typename Value,typename IndexSpecifierList,typename Allocator > const typename ::boost::multi_index::index< multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type& get( const multi_index_container<Value,IndexSpecifierList,Allocator>& m )BOOST_NOEXCEPT { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename ::boost::multi_index::index< multi_index_container< Value,IndexSpecifierList,Allocator>, Tag >::type index_type; return detail::converter<multi_index_type,index_type>::index(m); } /* projection of iterators by number */ template<typename MultiIndexContainer,int N> struct nth_index_iterator { typedef typename nth_index<MultiIndexContainer,N>::type::iterator type; }; template<typename MultiIndexContainer,int N> struct nth_index_const_iterator { typedef typename nth_index<MultiIndexContainer,N>::type::const_iterator type; }; template< int N,typename IteratorType, typename Value,typename IndexSpecifierList,typename Allocator> typename nth_index_iterator< multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type project( multi_index_container<Value,IndexSpecifierList,Allocator>& m, IteratorType it) { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename nth_index<multi_index_type,N>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* Sun C++ 5.7 fails */ BOOST_STATIC_ASSERT(( mpl::contains< BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list, IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE) typedef detail::converter< multi_index_type, BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter; BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m)); #endif return detail::converter<multi_index_type,index_type>::iterator( m,static_cast<typename multi_index_type::final_node_type*>(it.get_node())); } template< int N,typename IteratorType, typename Value,typename IndexSpecifierList,typename Allocator> typename nth_index_const_iterator< multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type project( const multi_index_container<Value,IndexSpecifierList,Allocator>& m, IteratorType it) { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename nth_index<multi_index_type,N>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* Sun C++ 5.7 fails */ BOOST_STATIC_ASSERT(( mpl::contains< BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list, IteratorType>::value|| mpl::contains< BOOST_DEDUCED_TYPENAME multi_index_type::const_iterator_type_list, IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE) typedef detail::converter< multi_index_type, BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter; BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m)); #endif return detail::converter<multi_index_type,index_type>::const_iterator( m,static_cast<typename multi_index_type::final_node_type*>(it.get_node())); } /* projection of iterators by tag */ template<typename MultiIndexContainer,typename Tag> struct index_iterator { typedef typename ::boost::multi_index::index< MultiIndexContainer,Tag>::type::iterator type; }; template<typename MultiIndexContainer,typename Tag> struct index_const_iterator { typedef typename ::boost::multi_index::index< MultiIndexContainer,Tag>::type::const_iterator type; }; template< typename Tag,typename IteratorType, typename Value,typename IndexSpecifierList,typename Allocator> typename index_iterator< multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type project( multi_index_container<Value,IndexSpecifierList,Allocator>& m, IteratorType it) { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename ::boost::multi_index::index< multi_index_type,Tag>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* Sun C++ 5.7 fails */ BOOST_STATIC_ASSERT(( mpl::contains< BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list, IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE) typedef detail::converter< multi_index_type, BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter; BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m)); #endif return detail::converter<multi_index_type,index_type>::iterator( m,static_cast<typename multi_index_type::final_node_type*>(it.get_node())); } template< typename Tag,typename IteratorType, typename Value,typename IndexSpecifierList,typename Allocator> typename index_const_iterator< multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type project( const multi_index_container<Value,IndexSpecifierList,Allocator>& m, IteratorType it) { typedef multi_index_container< Value,IndexSpecifierList,Allocator> multi_index_type; typedef typename ::boost::multi_index::index< multi_index_type,Tag>::type index_type; #if !defined(__SUNPRO_CC)||!(__SUNPRO_CC<0x580) /* Sun C++ 5.7 fails */ BOOST_STATIC_ASSERT(( mpl::contains< BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list, IteratorType>::value|| mpl::contains< BOOST_DEDUCED_TYPENAME multi_index_type::const_iterator_type_list, IteratorType>::value)); #endif BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it); #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE) typedef detail::converter< multi_index_type, BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter; BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m)); #endif return detail::converter<multi_index_type,index_type>::const_iterator( m,static_cast<typename multi_index_type::final_node_type*>(it.get_node())); } /* Comparison. Simple forward to first index. */ template< typename Value1,typename IndexSpecifierList1,typename Allocator1, typename Value2,typename IndexSpecifierList2,typename Allocator2 > bool operator==( const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x, const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y) { return get<0>(x)==get<0>(y); } template< typename Value1,typename IndexSpecifierList1,typename Allocator1, typename Value2,typename IndexSpecifierList2,typename Allocator2 > bool operator<( const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x, const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y) { return get<0>(x)<get<0>(y); } template< typename Value1,typename IndexSpecifierList1,typename Allocator1, typename Value2,typename IndexSpecifierList2,typename Allocator2 > bool operator!=( const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x, const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y) { return get<0>(x)!=get<0>(y); } template< typename Value1,typename IndexSpecifierList1,typename Allocator1, typename Value2,typename IndexSpecifierList2,typename Allocator2 > bool operator>( const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x, const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y) { return get<0>(x)>get<0>(y); } template< typename Value1,typename IndexSpecifierList1,typename Allocator1, typename Value2,typename IndexSpecifierList2,typename Allocator2 > bool operator>=( const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x, const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y) { return get<0>(x)>=get<0>(y); } template< typename Value1,typename IndexSpecifierList1,typename Allocator1, typename Value2,typename IndexSpecifierList2,typename Allocator2 > bool operator<=( const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x, const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y) { return get<0>(x)<=get<0>(y); } /* specialized algorithms */ template<typename Value,typename IndexSpecifierList,typename Allocator> void swap( multi_index_container<Value,IndexSpecifierList,Allocator>& x, multi_index_container<Value,IndexSpecifierList,Allocator>& y) { x.swap(y); } } /* namespace multi_index */ #if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION) /* class version = 1 : we now serialize the size through * boost::serialization::collection_size_type. * class version = 2 : proper use of {save|load}_construct_data. */ namespace serialization { template<typename Value,typename IndexSpecifierList,typename Allocator> struct version< boost::multi_index_container<Value,IndexSpecifierList,Allocator> > { BOOST_STATIC_CONSTANT(int,value=2); }; } /* namespace serialization */ #endif /* Associated global functions are promoted to namespace boost, except * comparison operators and swap, which are meant to be Koenig looked-up. */ using multi_index::get; using multi_index::project; } /* namespace boost */ #undef BOOST_MULTI_INDEX_CHECK_INVARIANT #undef BOOST_MULTI_INDEX_CHECK_INVARIANT_OF #endif
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