test: epoc32/include/stdapis/boost/multi_index

     1 /* Multiply indexed container.

     2  *

     3  * Copyright 2003-2007 Joaquín M López Muñoz.

     4  * Distributed under the Boost Software License, Version 1.0.

     5  * (See accompanying file LICENSE_1_0.txt or copy at

     6  * http://www.boost.org/LICENSE_1_0.txt)

     7  *

     8  * See http://www.boost.org/libs/multi_index for library home page.

     9  */

    11 #ifndef BOOST_MULTI_INDEX_HPP

    12 #define BOOST_MULTI_INDEX_HPP

    14 #if defined(_MSC_VER)&&(_MSC_VER>=1200)

    15 #pragma once

    16 #endif

    18 #include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */

    19 #include <algorithm>

    20 #include <boost/detail/allocator_utilities.hpp>

    21 #include <boost/detail/no_exceptions_support.hpp>

    22 #include <boost/detail/workaround.hpp>

    23 #include <boost/mpl/at.hpp>

    24 #include <boost/mpl/contains.hpp>

    25 #include <boost/mpl/find_if.hpp>

    26 #include <boost/mpl/identity.hpp>

    27 #include <boost/mpl/int.hpp>

    28 #include <boost/mpl/size.hpp>

    29 #include <boost/mpl/deref.hpp>

    30 #include <boost/multi_index_container_fwd.hpp>

    31 #include <boost/multi_index/detail/access_specifier.hpp>

    32 #include <boost/multi_index/detail/base_type.hpp>

    33 #include <boost/multi_index/detail/converter.hpp>

    34 #include <boost/multi_index/detail/def_ctor_tuple_cons.hpp>

    35 #include <boost/multi_index/detail/header_holder.hpp>

    36 #include <boost/multi_index/detail/has_tag.hpp>

    37 #include <boost/multi_index/detail/no_duplicate_tags.hpp>

    38 #include <boost/multi_index/detail/prevent_eti.hpp>

    39 #include <boost/multi_index/detail/safe_mode.hpp>

    40 #include <boost/multi_index/detail/scope_guard.hpp>

    41 #include <boost/static_assert.hpp>

    42 #include <boost/type_traits/is_same.hpp>

    43 #include <boost/utility/base_from_member.hpp>

    45 #if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)

    46 #include <boost/multi_index/detail/archive_constructed.hpp>

    47 #include <boost/serialization/nvp.hpp>

    48 #include <boost/serialization/split_member.hpp>

    49 #include <boost/throw_exception.hpp>

    50 #endif

    52 #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)

    53 #include <boost/multi_index/detail/invariant_assert.hpp>

    54 #define BOOST_MULTI_INDEX_CHECK_INVARIANT                                    \

    55   detail::scope_guard BOOST_JOIN(check_invariant_,__LINE__)=                 \

    56     detail::make_obj_guard(*this,&multi_index_container::check_invariant_);  \

    57   BOOST_JOIN(check_invariant_,__LINE__).touch();

    58 #else

    59 #define BOOST_MULTI_INDEX_CHECK_INVARIANT

    60 #endif

    62 namespace boost{

    64 namespace multi_index{

    66 template<typename Value,typename IndexSpecifierList,typename Allocator>

    67 class multi_index_container:

    68   private ::boost::base_from_member<

    69     typename boost::detail::allocator::rebind_to<

    70       Allocator,

    71       typename detail::multi_index_node_type<

    72         Value,IndexSpecifierList,Allocator>::type

    73     >::type>,

    74   BOOST_MULTI_INDEX_PRIVATE_IF_MEMBER_TEMPLATE_FRIENDS detail::header_holder<

    75     typename detail::multi_index_node_type<

    76       Value,IndexSpecifierList,Allocator>::type,

    77     multi_index_container<Value,IndexSpecifierList,Allocator> >,

    78   public detail::multi_index_base_type<

    79     Value,IndexSpecifierList,Allocator>::type

    80 {

    81 #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\

    82     BOOST_WORKAROUND(__MWERKS__,<=0x3003)

    83 /* The "ISO C++ Template Parser" option in CW8.3 has a problem with the

    84  * lifetime of const references bound to temporaries --precisely what

    85  * scopeguards are.

    86  */

    88 #pragma parse_mfunc_templ off

    89 #endif

    91 private:

    92 #if !defined(BOOST_NO_MEMBER_TEMPLATE_FRIENDS)

    93   template <typename,typename,typename> friend class  detail::index_base;

    94   template <typename,typename>          friend class  detail::header_holder;

    95   template <typename,typename>          friend class  detail::converter;

    96 #endif

    98   typedef typename detail::multi_index_base_type<

    99       Value,IndexSpecifierList,Allocator>::type   super;

   100   typedef ::boost::base_from_member<

   101     typename boost::detail::allocator::rebind_to<

   102       Allocator,

   103       typename super::node_type

   104     >::type>                                      bfm_allocator;

   105   typedef detail::header_holder<

   106     typename super::node_type,

   107     multi_index_container>                        bfm_header;

   109 #if BOOST_WORKAROUND(BOOST_MSVC,<1300)

   110   /* see definition of index_type_list below */

   111   typedef typename super::index_type_list         super_index_type_list;

   112 #endif

   114 public:

   115   /* All types are inherited from super, a few are explicitly

   116    * brought forward here to save us some typename's.

   117    */

   119 #if defined(BOOST_MSVC)

   120   typedef

   121     detail::default_constructible_tuple_cons<

   122       typename super::ctor_args_list>              ctor_args_list;

   123 #else

   124   typedef typename super::ctor_args_list           ctor_args_list;

   125 #endif

   127   typedef IndexSpecifierList                       index_specifier_type_list;

   129 #if BOOST_WORKAROUND(BOOST_MSVC,<1300)

   130   /* MSVC++ 6.0 chokes on moderately long index lists (around 6 indices

   131    * or more), with errors ranging from corrupt exes to duplicate

   132    * comdats. The following type hiding hack alleviates this condition;

   133    * best results combined with type hiding of the indexed_by construct

   134    * itself, as explained in the "Compiler specifics" section of

   135    * the documentation.

   136    */

   138   struct index_type_list:super_index_type_list

   139   {

   140     typedef index_type_list                      type;

   141     typedef typename super_index_type_list::back back;

   142     typedef mpl::v_iter<type,0>                  begin;

   143     typedef mpl::v_iter<

   144       type,

   145       mpl::size<super_index_type_list>::value>   end;

   146   };

   147 #else

   148   typedef typename super::index_type_list          index_type_list;

   149 #endif

   151   typedef typename super::iterator_type_list       iterator_type_list;

   152   typedef typename super::const_iterator_type_list const_iterator_type_list;

   153   typedef typename super::value_type               value_type;

   154   typedef typename super::final_allocator_type     allocator_type;

   155   typedef typename super::iterator                 iterator;

   156   typedef typename super::const_iterator           const_iterator;

   158   BOOST_STATIC_ASSERT(

   159     detail::no_duplicate_tags_in_index_list<index_type_list>::value);

   161   /* global project() needs to see this publicly */

   163   typedef typename super::node_type node_type;

   165   /* construct/copy/destroy */

   167   explicit multi_index_container(

   169 #if BOOST_WORKAROUND(__IBMCPP__,<=600)

   170     /* VisualAge seems to have an ETI issue with the default values

   171      * for arguments args_list and al.

   172      */

   174     const ctor_args_list& args_list=

   175       typename mpl::identity<multi_index_container>::type::

   176         ctor_args_list(),

   177     const allocator_type& al=

   178       typename mpl::identity<multi_index_container>::type::

   179         allocator_type()):

   180 #else

   181     const ctor_args_list& args_list=ctor_args_list(),

   182     const allocator_type& al=allocator_type()):

   183 #endif

   185     bfm_allocator(al),

   186     super(args_list,bfm_allocator::member),

   187     node_count(0)

   188   {

   189     BOOST_MULTI_INDEX_CHECK_INVARIANT;

   190   }

   192   template<typename InputIterator>

   193   multi_index_container(

   194     InputIterator first,InputIterator last,

   196 #if BOOST_WORKAROUND(__IBMCPP__,<=600)

   197     /* VisualAge seems to have an ETI issue with the default values

   198      * for arguments args_list and al.

   199      */

   201     const ctor_args_list& args_list=

   202       typename mpl::identity<multi_index_container>::type::

   203         ctor_args_list(),

   204     const allocator_type& al=

   205       typename mpl::identity<multi_index_container>::type::

   206         allocator_type()):

   207 #else

   208     const ctor_args_list& args_list=ctor_args_list(),

   209     const allocator_type& al=allocator_type()):

   210 #endif

   212     bfm_allocator(al),

   213     super(args_list,bfm_allocator::member),

   214     node_count(0)

   215   {

   216     BOOST_MULTI_INDEX_CHECK_INVARIANT;

   217     BOOST_TRY{

   218       iterator hint=super::end();

   219       for(;first!=last;++first){

   220         hint=super::make_iterator(insert_(*first,hint.get_node()).first);

   221       }

   222     }

   223     BOOST_CATCH(...){

   224       clear_();

   225       BOOST_RETHROW;

   226     }

   227     BOOST_CATCH_END

   228   }

   230   multi_index_container(

   231     const multi_index_container<Value,IndexSpecifierList,Allocator>& x):

   232     bfm_allocator(x.bfm_allocator::member),

   233     bfm_header(),

   234     super(x),

   235     node_count(0)

   236   {

   237     copy_map_type map(bfm_allocator::member,x.size(),x.header(),header());

   238     for(const_iterator it=x.begin(),it_end=x.end();it!=it_end;++it){

   239       map.clone(it.get_node());

   240     }

   241     super::copy_(x,map);

   242     map.release();

   243     node_count=x.size();

   245     /* Not until this point are the indices required to be consistent,

   246      * hence the position of the invariant checker.

   247      */

   249     BOOST_MULTI_INDEX_CHECK_INVARIANT;

   250   }

   252   ~multi_index_container()

   253   {

   254     delete_all_nodes_();

   255   }

   257   multi_index_container<Value,IndexSpecifierList,Allocator>& operator=(

   258     const multi_index_container<Value,IndexSpecifierList,Allocator>& x)

   259   {

   260     BOOST_MULTI_INDEX_CHECK_INVARIANT;

   261     multi_index_container<Value,IndexSpecifierList,Allocator> tmp(x);

   262     this->swap(tmp);

   263     return *this;

   264   }

   266   allocator_type get_allocator()const

   267   {

   268     return allocator_type(bfm_allocator::member);

   269   }

   271   /* retrieval of indices by number */

   273 #if !defined(BOOST_NO_MEMBER_TEMPLATES)

   274   template<int N>

   275   struct nth_index

   276   {

   277     BOOST_STATIC_ASSERT(N>=0&&N<mpl::size<index_type_list>::type::value);

   278     typedef typename mpl::at_c<index_type_list,N>::type type;

   279   };

   281   template<int N>

   282   typename nth_index<N>::type& get(BOOST_EXPLICIT_TEMPLATE_NON_TYPE(int,N))

   283   {

   284     BOOST_STATIC_ASSERT(N>=0&&N<mpl::size<index_type_list>::type::value);

   285     return *this;

   286   }

   288   template<int N>

   289   const typename nth_index<N>::type& get(

   290     BOOST_EXPLICIT_TEMPLATE_NON_TYPE(int,N))const

   291   {

   292     BOOST_STATIC_ASSERT(N>=0&&N<mpl::size<index_type_list>::type::value);

   293     return *this;

   294   }

   295 #endif

   297   /* retrieval of indices by tag */

   299 #if !defined(BOOST_NO_MEMBER_TEMPLATES)

   300   template<typename Tag>

   301   struct index

   302   {

   303     typedef typename mpl::find_if<

   304       index_type_list,

   305       detail::has_tag<Tag>

   306     >::type                                    iter;

   308     BOOST_STATIC_CONSTANT(

   309       bool,index_found=!(is_same<iter,typename mpl::end<index_type_list>::type >::value));

   310     BOOST_STATIC_ASSERT(index_found);

   312     typedef typename mpl::deref<iter>::type    type;

   313   };

   315   template<typename Tag>

   316   typename index<Tag>::type& get(BOOST_EXPLICIT_TEMPLATE_TYPE(Tag))

   317   {

   318     return *this;

   319   }

   321   template<typename Tag>

   322   const typename index<Tag>::type& get(

   323     BOOST_EXPLICIT_TEMPLATE_TYPE(Tag))const

   324   {

   325     return *this;

   326   }

   327 #endif

   329   /* projection of iterators by number */

   331 #if !defined(BOOST_NO_MEMBER_TEMPLATES)

   332   template<int N>

   333   struct nth_index_iterator

   334   {

   335     typedef typename nth_index<N>::type::iterator type;

   336   };

   338   template<int N>

   339   struct nth_index_const_iterator

   340   {

   341     typedef typename nth_index<N>::type::const_iterator type;

   342   };

   344   template<int N,typename IteratorType>

   345   typename nth_index_iterator<N>::type project(

   346     IteratorType it

   347     BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(int,N))

   348   {

   349     typedef typename nth_index<N>::type index;

   351     BOOST_STATIC_ASSERT(

   352       (mpl::contains<iterator_type_list,IteratorType>::value));

   354     BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   355     BOOST_MULTI_INDEX_CHECK_IS_OWNER(

   356       it,static_cast<typename IteratorType::container_type&>(*this));

   358     return index::make_iterator(static_cast<node_type*>(it.get_node()));

   359   }

   361   template<int N,typename IteratorType>

   362   typename nth_index_const_iterator<N>::type project(

   363     IteratorType it

   364     BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(int,N))const

   365   {

   366     typedef typename nth_index<N>::type index;

   368     BOOST_STATIC_ASSERT((

   369       mpl::contains<iterator_type_list,IteratorType>::value||

   370       mpl::contains<const_iterator_type_list,IteratorType>::value));

   372     BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   373     BOOST_MULTI_INDEX_CHECK_IS_OWNER(

   374       it,static_cast<const typename IteratorType::container_type&>(*this));

   375     return index::make_iterator(static_cast<node_type*>(it.get_node()));

   376   }

   377 #endif

   379   /* projection of iterators by tag */

   381 #if !defined(BOOST_NO_MEMBER_TEMPLATES)

   382   template<typename Tag>

   383   struct index_iterator

   384   {

   385     typedef typename index<Tag>::type::iterator type;

   386   };

   388   template<typename Tag>

   389   struct index_const_iterator

   390   {

   391     typedef typename index<Tag>::type::const_iterator type;

   392   };

   394   template<typename Tag,typename IteratorType>

   395   typename index_iterator<Tag>::type project(

   396     IteratorType it

   397     BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(Tag))

   398   {

   399     typedef typename index<Tag>::type index;

   401     BOOST_STATIC_ASSERT(

   402       (mpl::contains<iterator_type_list,IteratorType>::value));

   404     BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   405     BOOST_MULTI_INDEX_CHECK_IS_OWNER(

   406       it,static_cast<typename IteratorType::container_type&>(*this));

   407     return index::make_iterator(static_cast<node_type*>(it.get_node()));

   408   }

   410   template<typename Tag,typename IteratorType>

   411   typename index_const_iterator<Tag>::type project(

   412     IteratorType it

   413     BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(Tag))const

   414   {

   415     typedef typename index<Tag>::type index;

   417     BOOST_STATIC_ASSERT((

   418       mpl::contains<iterator_type_list,IteratorType>::value||

   419       mpl::contains<const_iterator_type_list,IteratorType>::value));

   421     BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   422     BOOST_MULTI_INDEX_CHECK_IS_OWNER(

   423       it,static_cast<const typename IteratorType::container_type&>(*this));

   424     return index::make_iterator(static_cast<node_type*>(it.get_node()));

   425   }

   426 #endif

   428 BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS:

   429   typedef typename super::copy_map_type copy_map_type;

   431   node_type* header()const

   432   {

   433     return bfm_header::member;

   434   }

   436   node_type* allocate_node()

   437   {

   438     return bfm_allocator::member.allocate(1);

   439   }

   441   void deallocate_node(node_type* x)

   442   {

   443     bfm_allocator::member.deallocate(x,1);

   444   }

   446   bool empty_()const

   447   {

   448     return node_count==0;

   449   }

   451   std::size_t size_()const

   452   {

   453     return node_count;

   454   }

   456   std::size_t max_size_()const

   457   {

   458     return static_cast<std::size_t >(-1);

   459   }

   461   std::pair<node_type*,bool> insert_(const Value& v)

   462   {

   463     node_type* x=allocate_node();

   464     BOOST_TRY{

   465       node_type* res=super::insert_(v,x);

   466       if(res==x){

   467         ++node_count;

   468         return std::pair<node_type*,bool>(res,true);

   469       }

   470       else{

   471         deallocate_node(x);

   472         return std::pair<node_type*,bool>(res,false);

   473       }

   474     }

   475     BOOST_CATCH(...){

   476       deallocate_node(x);

   477       BOOST_RETHROW;

   478     }

   479     BOOST_CATCH_END

   480   }

   482   std::pair<node_type*,bool> insert_(const Value& v,node_type* position)

   483   {

   484     node_type* x=allocate_node();

   485     BOOST_TRY{

   486       node_type* res=super::insert_(v,position,x);

   487       if(res==x){

   488         ++node_count;

   489         return std::pair<node_type*,bool>(res,true);

   490       }

   491       else{

   492         deallocate_node(x);

   493         return std::pair<node_type*,bool>(res,false);

   494       }

   495     }

   496     BOOST_CATCH(...){

   497       deallocate_node(x);

   498       BOOST_RETHROW;

   499     }

   500     BOOST_CATCH_END

   501   }

   503   void erase_(node_type* x)

   504   {

   505     super::erase_(x);

   506     deallocate_node(x);

   507     --node_count;

   508   }

   510   void delete_node_(node_type* x)

   511   {

   512     super::delete_node_(x);

   513     deallocate_node(x);

   514   }

   516   void delete_all_nodes_()

   517   {

   518     super::delete_all_nodes_();

   519   }

   521   void clear_()

   522   {

   523     delete_all_nodes_();

   524     super::clear_();

   525     node_count=0;

   526   }

   528   void swap_(multi_index_container<Value,IndexSpecifierList,Allocator>& x)

   529   {

   530     std::swap(bfm_header::member,x.bfm_header::member);

   531     super::swap_(x);

   532     std::swap(node_count,x.node_count);

   533   }

   535   bool replace_(const Value& k,node_type* x)

   536   {

   537     return super::replace_(k,x);

   538   }

   540   template<typename Modifier>

   541   bool modify_(Modifier mod,node_type* x)

   542   {

   543     mod(const_cast<value_type&>(x->value()));

   545     BOOST_TRY{

   546       if(!super::modify_(x)){

   547         deallocate_node(x);

   548         --node_count;

   549         return false;

   550       }

   551       else return true;

   552     }

   553     BOOST_CATCH(...){

   554       deallocate_node(x);

   555       --node_count;

   556       BOOST_RETHROW;

   557     }

   558     BOOST_CATCH_END

   559   }

   561 #if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)

   562   /* serialization */

   564   friend class boost::serialization::access;

   566   BOOST_SERIALIZATION_SPLIT_MEMBER()

   568   typedef typename super::index_saver_type        index_saver_type;

   569   typedef typename super::index_loader_type       index_loader_type;

   571   template<class Archive>

   572   void save(Archive& ar,const unsigned int version)const

   573   {

   574     const std::size_t s=size_();

   575     ar<<serialization::make_nvp("count",s);

   576     index_saver_type sm(bfm_allocator::member,s);

   578     for(iterator it=super::begin(),it_end=super::end();it!=it_end;++it){

   579       ar<<serialization::make_nvp("item",*it);

   580       sm.add(it.get_node(),ar,version);

   581     }

   582     sm.add_track(header(),ar,version);

   584     super::save_(ar,version,sm);

   585   }

   587   template<class Archive>

   588   void load(Archive& ar,const unsigned int version)

   589   {

   590     BOOST_MULTI_INDEX_CHECK_INVARIANT;

   592     clear_();

   594     std::size_t s;

   595     ar>>serialization::make_nvp("count",s);

   596     index_loader_type lm(bfm_allocator::member,s);

   598     for(std::size_t n=0;n<s;++n){

   599       detail::archive_constructed<Value> value("item",ar,version);

   600       std::pair<node_type*,bool> p=insert_(

   601         value.get(),super::end().get_node());

   602       if(!p.second)throw_exception(

   603         archive::archive_exception(

   604           archive::archive_exception::other_exception));

   605       ar.reset_object_address(&p.first->value(),&value.get());

   606       lm.add(p.first,ar,version);

   607     }

   608     lm.add_track(header(),ar,version);

   610     super::load_(ar,version,lm);

   611   }

   612 #endif

   614 #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)

   615   /* invariant stuff */

   617   bool invariant_()const

   618   {

   619     return super::invariant_();

   620   }

   622   void check_invariant_()const

   623   {

   624     BOOST_MULTI_INDEX_INVARIANT_ASSERT(invariant_());

   625   }

   626 #endif

   628 private:

   629   std::size_t node_count;

   631 #if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\

   632     BOOST_WORKAROUND(__MWERKS__,<=0x3003)

   633 #pragma parse_mfunc_templ reset

   634 #endif

   635 };

   637 /* retrieval of indices by number */

   639 template<typename MultiIndexContainer,int N>

   640 struct nth_index

   641 {

   642   BOOST_STATIC_CONSTANT(

   643     int,

   644     M=mpl::size<typename MultiIndexContainer::index_type_list>::type::value);

   645   BOOST_STATIC_ASSERT(N>=0&&N<M);

   646   typedef typename mpl::at_c<

   647     typename MultiIndexContainer::index_type_list,N>::type type;

   648 };

   650 template<int N,typename Value,typename IndexSpecifierList,typename Allocator>

   651 typename nth_index<

   652   multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type&

   653 get(

   654   multi_index_container<Value,IndexSpecifierList,Allocator>& m

   655   BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(int,N))

   656 {

   657   typedef multi_index_container<

   658     Value,IndexSpecifierList,Allocator>    multi_index_type;

   659   typedef typename nth_index<

   660     multi_index_container<

   661       Value,IndexSpecifierList,Allocator>,

   662     N

   663   >::type                                  index;

   665   BOOST_STATIC_ASSERT(N>=0&&

   666     N<

   667     mpl::size<

   668       BOOST_DEDUCED_TYPENAME multi_index_type::index_type_list

   669     >::type::value);

   671   return detail::converter<multi_index_type,index>::index(m);

   672 }

   674 template<int N,typename Value,typename IndexSpecifierList,typename Allocator>

   675 const typename nth_index<

   676   multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type&

   677 get(

   678   const multi_index_container<Value,IndexSpecifierList,Allocator>& m

   679   BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(int,N))

   680 {

   681   typedef multi_index_container<

   682     Value,IndexSpecifierList,Allocator>    multi_index_type;

   683   typedef typename nth_index<

   684     multi_index_container<

   685       Value,IndexSpecifierList,Allocator>,

   686     N

   687   >::type                                  index;

   689   BOOST_STATIC_ASSERT(N>=0&&

   690     N<

   691     mpl::size<

   692       BOOST_DEDUCED_TYPENAME multi_index_type::index_type_list

   693     >::type::value);

   695   return detail::converter<multi_index_type,index>::index(m);

   696 }

   698 /* retrieval of indices by tag */

   700 template<typename MultiIndexContainer,typename Tag>

   701 struct index

   702 {

   703   typedef typename MultiIndexContainer::index_type_list index_type_list;

   705   typedef typename mpl::find_if<

   706     index_type_list,

   707     detail::has_tag<Tag>

   708   >::type                                      iter;

   710   BOOST_STATIC_CONSTANT(

   711     bool,index_found=!(is_same<iter,typename mpl::end<index_type_list>::type >::value));

   712   BOOST_STATIC_ASSERT(index_found);

   714   typedef typename mpl::deref<iter>::type       type;

   715 };

   717 template<

   718   typename Tag,typename Value,typename IndexSpecifierList,typename Allocator

   719 >

   720 typename ::boost::multi_index::index<

   721   multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type&

   722 get(

   723   multi_index_container<Value,IndexSpecifierList,Allocator>& m

   724   BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(Tag))

   725 {

   726   typedef multi_index_container<

   727     Value,IndexSpecifierList,Allocator>         multi_index_type;

   728   typedef typename ::boost::multi_index::index<

   729     multi_index_container<

   730       Value,IndexSpecifierList,Allocator>,

   731     Tag

   732   >::type                                       index;

   734   return detail::converter<multi_index_type,index>::index(m);

   735 }

   737 template<

   738   typename Tag,typename Value,typename IndexSpecifierList,typename Allocator

   739 >

   740 const typename ::boost::multi_index::index<

   741   multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type&

   742 get(

   743   const multi_index_container<Value,IndexSpecifierList,Allocator>& m

   744   BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(Tag))

   745 {

   746   typedef multi_index_container<

   747     Value,IndexSpecifierList,Allocator>         multi_index_type;

   748   typedef typename ::boost::multi_index::index<

   749     multi_index_container<

   750       Value,IndexSpecifierList,Allocator>,

   751     Tag

   752   >::type                                       index;

   754   return detail::converter<multi_index_type,index>::index(m);

   755 }

   757 /* projection of iterators by number */

   759 template<typename MultiIndexContainer,int N>

   760 struct nth_index_iterator

   761 {

   762   typedef typename detail::prevent_eti<

   763     nth_index<MultiIndexContainer,N>,

   764     typename nth_index<MultiIndexContainer,N>::type>::type::iterator type;

   765 };

   767 template<typename MultiIndexContainer,int N>

   768 struct nth_index_const_iterator

   769 {

   770   typedef typename detail::prevent_eti<

   771     nth_index<MultiIndexContainer,N>,

   772     typename nth_index<MultiIndexContainer,N>::type

   773   >::type::const_iterator type;

   774 };

   776 template<

   777   int N,typename IteratorType,

   778   typename Value,typename IndexSpecifierList,typename Allocator>

   779 typename nth_index_iterator<

   780   multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type

   781 project(

   782   multi_index_container<Value,IndexSpecifierList,Allocator>& m,

   783   IteratorType it

   784   BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(int,N))

   785 {

   786   typedef multi_index_container<

   787     Value,IndexSpecifierList,Allocator>                multi_index_type;

   788   typedef typename nth_index<multi_index_type,N>::type index;

   790 #if !defined(BOOST_MSVC)||!(BOOST_MSVC<1310) /* ain't work in MSVC++ 6.0/7.0 */

   791   BOOST_STATIC_ASSERT((

   792     mpl::contains<

   793       BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list,

   794       IteratorType>::value));

   795 #endif

   797   BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   799 #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)

   800   typedef detail::converter<

   801     multi_index_type,

   802     BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter;

   803   BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m));

   804 #endif

   806   return detail::converter<multi_index_type,index>::iterator(

   807     m,static_cast<typename multi_index_type::node_type*>(it.get_node()));

   808 }

   810 template<

   811   int N,typename IteratorType,

   812   typename Value,typename IndexSpecifierList,typename Allocator>

   813 typename nth_index_const_iterator<

   814   multi_index_container<Value,IndexSpecifierList,Allocator>,N>::type

   815 project(

   816   const multi_index_container<Value,IndexSpecifierList,Allocator>& m,

   817   IteratorType it

   818   BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(int,N))

   819 {

   820   typedef multi_index_container<

   821     Value,IndexSpecifierList,Allocator>                multi_index_type;

   822   typedef typename nth_index<multi_index_type,N>::type index;

   824 #if !defined(BOOST_MSVC)||!(BOOST_MSVC<1310) /* ain't work in MSVC++ 6.0/7.0 */

   825   BOOST_STATIC_ASSERT((

   826     mpl::contains<

   827       BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list,

   828       IteratorType>::value||

   829     mpl::contains<

   830       BOOST_DEDUCED_TYPENAME multi_index_type::const_iterator_type_list,

   831       IteratorType>::value));

   832 #endif

   834   BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   836 #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)

   837   typedef detail::converter<

   838     multi_index_type,

   839     BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter;

   840   BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m));

   841 #endif

   843   return detail::converter<multi_index_type,index>::const_iterator(

   844     m,static_cast<typename multi_index_type::node_type*>(it.get_node()));

   845 }

   847 /* projection of iterators by tag */

   849 template<typename MultiIndexContainer,typename Tag>

   850 struct index_iterator

   851 {

   852   typedef typename ::boost::multi_index::index<

   853     MultiIndexContainer,Tag>::type::iterator    type;

   854 };

   856 template<typename MultiIndexContainer,typename Tag>

   857 struct index_const_iterator

   858 {

   859   typedef typename ::boost::multi_index::index<

   860     MultiIndexContainer,Tag>::type::const_iterator type;

   861 };

   863 template<

   864   typename Tag,typename IteratorType,

   865   typename Value,typename IndexSpecifierList,typename Allocator>

   866 typename index_iterator<

   867   multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type

   868 project(

   869   multi_index_container<Value,IndexSpecifierList,Allocator>& m,

   870   IteratorType it

   871   BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(Tag))

   872 {

   873   typedef multi_index_container<

   874     Value,IndexSpecifierList,Allocator>         multi_index_type;

   875   typedef typename ::boost::multi_index::index<

   876     multi_index_type,Tag>::type                 index;

   878 #if !defined(BOOST_MSVC)||!(BOOST_MSVC<1310) /* ain't work in MSVC++ 6.0/7.0 */

   879   BOOST_STATIC_ASSERT((

   880     mpl::contains<

   881       BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list,

   882       IteratorType>::value));

   883 #endif

   885   BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   887 #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)

   888   typedef detail::converter<

   889     multi_index_type,

   890     BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter;

   891   BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m));

   892 #endif

   894   return detail::converter<multi_index_type,index>::iterator(

   895     m,static_cast<typename multi_index_type::node_type*>(it.get_node()));

   896 }

   898 template<

   899   typename Tag,typename IteratorType,

   900   typename Value,typename IndexSpecifierList,typename Allocator>

   901 typename index_const_iterator<

   902   multi_index_container<Value,IndexSpecifierList,Allocator>,Tag>::type

   903 project(

   904   const multi_index_container<Value,IndexSpecifierList,Allocator>& m,

   905   IteratorType it

   906   BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(Tag))

   907 {

   908   typedef multi_index_container<

   909     Value,IndexSpecifierList,Allocator>         multi_index_type;

   910   typedef typename ::boost::multi_index::index<

   911     multi_index_type,Tag>::type                 index;

   913 #if !defined(BOOST_MSVC)||!(BOOST_MSVC<1310) /* ain't work in MSVC++ 6.0/7.0 */

   914   BOOST_STATIC_ASSERT((

   915     mpl::contains<

   916       BOOST_DEDUCED_TYPENAME multi_index_type::iterator_type_list,

   917       IteratorType>::value||

   918     mpl::contains<

   919       BOOST_DEDUCED_TYPENAME multi_index_type::const_iterator_type_list,

   920       IteratorType>::value));

   921 #endif

   923   BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(it);

   925 #if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)

   926   typedef detail::converter<

   927     multi_index_type,

   928     BOOST_DEDUCED_TYPENAME IteratorType::container_type> converter;

   929   BOOST_MULTI_INDEX_CHECK_IS_OWNER(it,converter::index(m));

   930 #endif

   932   return detail::converter<multi_index_type,index>::const_iterator(

   933     m,static_cast<typename multi_index_type::node_type*>(it.get_node()));

   934 }

   936 /* Comparison. Simple forward to first index. */

   938 template<

   939   typename Value1,typename IndexSpecifierList1,typename Allocator1,

   940   typename Value2,typename IndexSpecifierList2,typename Allocator2

   941 >

   942 bool operator==(

   943   const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x,

   944   const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y)

   945 {

   946   return get<0>(x)==get<0>(y);

   947 }

   949 template<

   950   typename Value1,typename IndexSpecifierList1,typename Allocator1,

   951   typename Value2,typename IndexSpecifierList2,typename Allocator2

   952 >

   953 bool operator<(

   954   const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x,

   955   const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y)

   956 {

   957   return get<0>(x)<get<0>(y);

   958 }

   960 template<

   961   typename Value1,typename IndexSpecifierList1,typename Allocator1,

   962   typename Value2,typename IndexSpecifierList2,typename Allocator2

   963 >

   964 bool operator!=(

   965   const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x,

   966   const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y)

   967 {

   968   return get<0>(x)!=get<0>(y);

   969 }

   971 template<

   972   typename Value1,typename IndexSpecifierList1,typename Allocator1,

   973   typename Value2,typename IndexSpecifierList2,typename Allocator2

   974 >

   975 bool operator>(

   976   const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x,

   977   const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y)

   978 {

   979   return get<0>(x)>get<0>(y);

   980 }

   982 template<

   983   typename Value1,typename IndexSpecifierList1,typename Allocator1,

   984   typename Value2,typename IndexSpecifierList2,typename Allocator2

   985 >

   986 bool operator>=(

   987   const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x,

   988   const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y)

   989 {

   990   return get<0>(x)>=get<0>(y);

   991 }

   993 template<

   994   typename Value1,typename IndexSpecifierList1,typename Allocator1,

   995   typename Value2,typename IndexSpecifierList2,typename Allocator2

   996 >

   997 bool operator<=(

   998   const multi_index_container<Value1,IndexSpecifierList1,Allocator1>& x,

   999   const multi_index_container<Value2,IndexSpecifierList2,Allocator2>& y)

  1000 {

  1001   return get<0>(x)<=get<0>(y);

  1002 }

  1004 /*  specialized algorithms */

  1006 template<typename Value,typename IndexSpecifierList,typename Allocator>

  1007 void swap(

  1008   multi_index_container<Value,IndexSpecifierList,Allocator>& x,

  1009   multi_index_container<Value,IndexSpecifierList,Allocator>& y)

  1010 {

  1011   x.swap(y);

  1012 }

  1014 } /* namespace multi_index */

  1016 /* Associated global functions are promoted to namespace boost, except

  1017  * comparison operators and swap, which are meant to be Koenig looked-up.

  1018  */

  1020 using multi_index::get;

  1021 using multi_index::project;

  1023 } /* namespace boost */

  1025 #undef BOOST_MULTI_INDEX_CHECK_INVARIANT

  1027 #endif

author	William Roberts <williamr@symbian.org>
	Wed, 31 Mar 2010 12:33:34 +0100
branch	Symbian3
changeset 4	837f303aceeb
permissions	-rw-r--r--