ceph/src/boost/libs/bimap/example/tagged_simple_bimap.cpp

   1 // Boost.Bimap
   2 //
   3 // Copyright (c) 2006-2007 Matias Capeletto
   4 //
   5 // Distributed under the Boost Software License, Version 1.0.
   6 // (See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8
   9 //  VC++ 8.0 warns on usage of certain Standard Library and API functions that
  10 //  can be cause buffer overruns or other possible security issues if misused.
  11 //  See http://msdn.microsoft.com/msdnmag/issues/05/05/SafeCandC/default.aspx
  12 //  But the wording of the warning is misleading and unsettling, there are no
  13 //  portable alternative functions, and VC++ 8.0's own libraries use the
  14 //  functions in question. So turn off the warnings.
  15 #define _CRT_SECURE_NO_DEPRECATE
  16 #define _SCL_SECURE_NO_DEPRECATE
  17
  18 // Boost.Bimap Example
  19 //-----------------------------------------------------------------------------
  20
  21 #include <boost/config.hpp>
  22
  23 //[ code_tagged_simple_bimap
  24
  25 #include <iostream>
  26
  27 #include <boost/bimap.hpp>
  28
  29 struct country  {};
  30 struct place    {};
  31
  32 int main()
  33 {
  34     using namespace boost::bimaps;
  35
  36     // Soccer World cup.
  37
  38     typedef bimap
  39     <
  40         tagged< std::string, country >,
  41         tagged< int        , place   >
  42
  43     > results_bimap;
  44
  45     typedef results_bimap::value_type position;
  46
  47     results_bimap results;
  48     results.insert( position("Argentina"    ,1) );
  49     results.insert( position("Spain"        ,2) );
  50     results.insert( position("Germany"      ,3) );
  51     results.insert( position("France"       ,4) );
  52
  53     std::cout << "Countries names ordered by their final position:"
  54                 << std::endl;
  55
  56     /*<< `results.by<place>()` is equivalent to `results.right` >>*/
  57     for( results_bimap::map_by<place>::const_iterator
  58             i    = results.by<place>().begin(),
  59             iend = results.by<place>().end() ;
  60             i != iend; ++i )
  61     {
  62         /*<< `get<Tag>` works for each view of the bimap >>*/
  63         std::cout << i->get<place  >() << ") "
  64                   << i->get<country>() << std::endl;
  65     }
  66
  67     std::cout << std::endl
  68               << "Countries names ordered alfabetically along with"
  69                  "their final position:"
  70               << std::endl;
  71
  72     /*<< `results.by<country>()` is equivalent to `results.left` >>*/
  73     for( results_bimap::map_by<country>::const_iterator
  74             i    = results.by<country>().begin(),
  75             iend = results.by<country>().end() ;
  76             i != iend; ++i )
  77     {
  78         std::cout << i->get<country>() << " ends "
  79                   << i->get<place  >() << "º"
  80                   << std::endl;
  81     }
  82
  83     return 0;
  84 }
  85 //]
  86