boost/archive/basic_text_oarchive.hpp
#ifndef BOOST_ARCHIVE_BASIC_TEXT_OARCHIVE_HPP
#define BOOST_ARCHIVE_BASIC_TEXT_OARCHIVE_HPP
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// basic_text_oarchive.hpp
// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for updates, documentation, and revision history.
// archives stored as text - note these ar templated on the basic
// stream templates to accommodate wide (and other?) kind of characters
//
// note the fact that on libraries without wide characters, ostream is
// is not a specialization of basic_ostream which in fact is not defined
// in such cases. So we can't use basic_ostream<OStream::char_type> but rather
// use two template parameters
#include <cassert>
#include <boost/config.hpp>
#include <boost/pfto.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/archive/detail/common_oarchive.hpp>
#include <boost/serialization/string.hpp>
namespace boost {
namespace archive {
/////////////////////////////////////////////////////////////////////////
// class basic_text_iarchive - read serialized objects from a input text stream
template<class Archive>
class basic_text_oarchive : public detail::common_oarchive<Archive>
{
#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) \
|| BOOST_WORKAROUND(__BORLANDC__,BOOST_TESTED_AT(0x564))
public:
#elif defined(BOOST_MSVC)
// for some inexplicable reason insertion of "class" generates compile erro
// on msvc 7.1
friend detail::interface_oarchive<Archive>;
protected:
#else
friend class detail::interface_oarchive<Archive>;
protected:
#endif
enum {
none,
eol,
space
} delimiter;
void newline(){
delimiter = eol;
}
void newtoken();
// default processing - invoke serialization library
template<class T>
void save_override(const T & t, BOOST_PFTO int)
{
archive::save(* this->This(), t);
}
// start new objects on a new line
void save_override(const object_id_type & t, int){
this->This()->newline();
// and and invoke prmitive to underlying value
this->This()->save(t.t);
}
void save_override(const object_reference_type & t, int){
this->This()->newline();
// and and invoke prmitive to underlying value
this->This()->save(t.t);
}
// text file don't include the optional information
void save_override(const class_id_optional_type & /* t */, int){}
void save_override(const class_name_type & t, int){
this->This()->save(std::string(static_cast<const char *>(t)));
}
protected:
basic_text_oarchive() :
detail::common_oarchive<Archive>(),
delimiter(none)
{}
~basic_text_oarchive()
{}
};
template<class Archive>
void basic_text_oarchive<Archive>::newtoken()
{
switch(delimiter){
default:
assert(false);
break;
case eol:
this->This()->put('\n');
delimiter = space;
break;
case space:
this->This()->put(' ');
break;
case none:
delimiter = space;
break;
}
}
} // namespace archive
} // namespace boost
#endif // BOOST_ARCHIVE_BASIC_TEXT_OARCHIVE_HPP