Following code results in "unrecognized XML syntax" exception while writing
to XML file.
However if I change xml_oarchive to text_oarchive or binary_oarchive, it
works fine, so I assume it's a bug in xml_oarchive ??? Does any one know how
to fix this for xml_oarchive ???
#include <iostream>
#include <fstream>
#include
#include
#include
#include
#include
#include
#include
#include
#include <vector>
#include <map>
#include
#include
class base {
protected :
std::vector<int> vec;
protected :
friend class boost::serialization::access;
template<class Archive>
void serialize(Archive & ar, const unsigned int version)
{
ar & BOOST_SERIALIZATION_NVP(vec);
}
public :
void add(int i) { vec.push_back(i); }
int get(int idx) { return vec[idx]; }
};
class derived : public base {
friend class boost::serialization::access;
std::map hmap;
template<class Archive>
void serialize(Archive & ar, const unsigned int version)
{
ar &
BOOST_SERIALIZATION_NVP(boost::serialization::base_object<base>(*this));
ar & BOOST_SERIALIZATION_NVP(hmap);
}
public :
void add(std::string str, int i) { hmap[str] = i; base::add(i); }
int get(std::string str) { return hmap[str]; }
};
int main(int argc, char* argv[])
{
try {
derived A;
A.add("First", 12);
A.add("Second", 34);
const derived AA = A;
std::ofstream ofs("Test.xml");
assert(ofs.good());
boost::archive::xml_oarchive oa(ofs);
oa << BOOST_SERIALIZATION_NVP(AA);
ofs.close();
derived B;
std::ifstream ifs("Test.xml");
assert(ifs.good());
boost::archive::xml_iarchive ia(ifs);
ia >> BOOST_SERIALIZATION_NVP(B);
ifs.close();
}
catch (boost::archive::xml_archive_exception ex)
{
std::cerr << " X " << ex.what() << std::endl;
}
catch (boost::archive::archive_exception ex)
{
std::cerr << " A " << ex.what() << std::endl;
}
catch (std::exception ex)
{
std::cerr << " E " << ex.what() << std::endl;
}
catch (...)
{
std::cerr << "Unknown Exception " << std::endl;
}
return 0;
}
