ceph/src/boost/boost/serialization/archive_input_unordered_map.hpp

   1 #ifndef  BOOST_SERIALIZATION_ARCHIVE_INPUT_UNORDERED_MAP_HPP
   2 #define BOOST_SERIALIZATION_ARCHIVE_INPUT_UNORDERED_MAP_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // serialization/unordered_map.hpp:
  11 // serialization for stl unordered_map templates
  12
  13 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  14 // (C) Copyright 2014 Jim Bell
  15 // Use, modification and distribution is subject to the Boost Software
  16 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  17 // http://www.boost.org/LICENSE_1_0.txt)
  18
  19 //  See http://www.boost.org for updates, documentation, and revision history.
  20
  21 #include <boost/config.hpp>
  22 #include <boost/serialization/nvp.hpp>
  23 #include <boost/serialization/detail/stack_constructor.hpp>
  24 #include <boost/serialization/utility.hpp>
  25 #include <boost/move/utility_core.hpp>
  26
  27 namespace boost {
  28 namespace serialization {
  29 namespace stl {
  30
  31 // map input
  32 template<class Archive, class Container>
  33 struct archive_input_unordered_map
  34 {
  35     inline void operator()(
  36         Archive &ar,
  37         Container &s,
  38         const unsigned int v
  39     ){
  40         typedef typename Container::value_type type;
  41         detail::stack_construct<Archive, type> t(ar, v);
  42         ar >> boost::serialization::make_nvp("item", t.reference());
  43         std::pair<typename Container::const_iterator, bool> result =
  44             s.insert(boost::move(t.reference()));
  45         // note: the following presumes that the map::value_type was NOT tracked
  46         // in the archive.  This is the usual case, but here there is no way
  47         // to determine that.
  48         if(result.second){
  49             ar.reset_object_address(
  50                 & (result.first->second),
  51                 & t.reference().second
  52             );
  53         }
  54     }
  55 };
  56
  57 // multimap input
  58 template<class Archive, class Container>
  59 struct archive_input_unordered_multimap
  60 {
  61     inline void operator()(
  62         Archive &ar,
  63         Container &s,
  64         const unsigned int v
  65     ){
  66         typedef typename Container::value_type type;
  67         detail::stack_construct<Archive, type> t(ar, v);
  68         ar >> boost::serialization::make_nvp("item", t.reference());
  69         typename Container::const_iterator result =
  70             s.insert(t.reference());
  71         // note: the following presumes that the map::value_type was NOT tracked
  72         // in the archive.  This is the usual case, but here there is no way
  73         // to determine that.
  74         ar.reset_object_address(
  75             & result->second,
  76             & t.reference()
  77         );
  78     }
  79 };
  80
  81 } // stl
  82 } // namespace serialization
  83 } // namespace boost
  84
  85 #endif // BOOST_SERIALIZATION_ARCHIVE_INPUT_UNORDERED_MAP_HPP