#include <boost/archive/text_iarchive.hpp>
#include <boost/archive/text_oarchive.hpp>
#include <boost/serialization/serialization.hpp>
#include <boost/serialization/vector.hpp>
#include <vector>
#include <sstream>

class A
{
public:
    A(int i) {}

private:
    A() {}
    friend class boost::serialization::access;
    template<class Archive>
    void serialize(Archive& ar, const unsigned int version)
    {
    }
};

class B
{
public:
    B() {}

private:
    std::vector<A> m_a;

    friend class boost::serialization::access;
    template<class Archive>
    void serialize(Archive& ar, const unsigned int version)
    {
        ar & BOOST_SERIALIZATION_NVP(m_a);
    }
};


int main(int argc, char* argv[])
{
    std::ostringstream os;
    boost::archive::text_oarchive oa(os);
    {
        B b;
        oa & b;
    }

    {
        std::stringstream myIstream;
        myIstream.write(os.str().c_str(), os.str().length());
        boost::archive::text_iarchive ia(myIstream);

        B b;
        ia >> b;
    }

    return 0;
}