boost/serialization/hash_collections_save_imp.hpp

   1 #ifndef BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP
   2 #define BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_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 // hash_collections_save_imp.hpp: serialization for stl collections
  11
  12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  13 // Use, modification and distribution is subject to the Boost Software
  14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  15 // http://www.boost.org/LICENSE_1_0.txt)
  16
  17 //  See http://www.boost.org for updates, documentation, and revision history.
  18
  19 // helper function templates for serialization of collections
  20
  21 #include <boost/config.hpp>
  22 #include <boost/serialization/nvp.hpp>
  23 #include <boost/serialization/serialization.hpp>
  24 #include <boost/serialization/version.hpp>
  25
  26 namespace boost{
  27 namespace serialization {
  28 namespace stl {
  29
  30 //////////////////////////////////////////////////////////////////////
  31 // implementation of serialization for STL containers
  32 //
  33
  34 template<class Archive, class Container>
  35 inline void save_hash_collection(Archive & ar, const Container &s)
  36 {
  37     // record number of elements
  38     unsigned int count = s.size();
  39     ar <<  BOOST_SERIALIZATION_NVP(count);
  40     // make sure the target type is registered so we can retrieve
  41     // the version when we load
  42     if(3 < ar.get_library_version()){
  43         const unsigned int bucket_count = s.bucket_count();
  44         ar << BOOST_SERIALIZATION_NVP(bucket_count);
  45         const unsigned int item_version = version<BOOST_DEDUCED_TYPENAME Container::value_type>::value;
  46         ar << BOOST_SERIALIZATION_NVP(item_version);
  47     }
  48     BOOST_DEDUCED_TYPENAME Container::const_iterator it = s.begin();
  49     while(count-- > 0){
  50         // note borland emits a no-op without the explicit namespace
  51         boost::serialization::save_construct_data_adl(
  52             ar,
  53             &(*it),
  54             boost::serialization::version<
  55                 BOOST_DEDUCED_TYPENAME Container::value_type
  56             >::value
  57         );
  58         ar << boost::serialization::make_nvp("item", *it++);
  59     }
  60 }
  61
  62 } // namespace stl
  63 } // namespace serialization
  64 } // namespace boost
  65
  66 #endif //BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP