Archive.h

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// Copyright András Vukics 2006–2014. Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE.txt)
#ifndef   CPPQEDCORE_UTILS_ARCHIVE_H_INCLUDED
#define   CPPQEDCORE_UTILS_ARCHIVE_H_INCLUDED

#include "core_config.h"

#ifdef    DO_NOT_USE_BOOST_SERIALIZATION

#include <cstddef> // std::size_t
#include <iosfwd>

#include <boost/mpl/bool.hpp>


namespace cpputils {




class trivial_iarchive {
public:
  typedef boost::mpl::bool_<false> is_saving; 
  typedef boost::mpl::bool_<true> is_loading;
  
  trivial_iarchive(std::istream&) {}
  
  template<class T> void register_type(){}
  template<class T> trivial_iarchive & operator>>(const T & ){
      return *this;
  }
  template<class T> trivial_iarchive & operator&(const T & t){
      return *this >> t;
  }
  void load_binary(void *, std::size_t){};
};



class trivial_oarchive {
public:
  typedef boost::mpl::bool_<true> is_saving; 
  typedef boost::mpl::bool_<false> is_loading;

  trivial_oarchive(std::ostream&) {}

  template<class T> void register_type(){}
  template<class T> trivial_oarchive & operator<<(const T & ){
      return *this;
  }
  template<class T> trivial_oarchive & operator&(const T & t){
      return *this << t;
  }
  void save_binary(void *, std::size_t){};
};


typedef trivial_iarchive iarchive; 
typedef trivial_oarchive oarchive; 

} // cpputils

#else  // DO_NOT_USE_BOOST_SERIALIZATION

#include <boost/archive/binary_oarchive.hpp>
#include <boost/archive/binary_iarchive.hpp>

namespace cpputils {

typedef boost::archive::binary_iarchive iarchive; 
typedef boost::archive::binary_oarchive oarchive; 

} // cpputils

#endif // DO_NOT_USE_BOOST_SERIALIZATION

#endif // CPPQEDCORE_UTILS_ARCHIVE_H_INCLUDED