libxml-cxx/examples/contain_serialization.cxx

/*! @file

    @id $Id: inherit_serialization.cxx 25 2009-04-23 15:10:21Z  $
*/
//       1         2         3         4         5         6         7         8
// 45678901234567890123456789012345678901234567890123456789012345678901234567890

#include <xml-cxx/xml.hxx>
#include <iostream>
#include <sstream>

class A: public xml::Serialize {
  public:
    int a;
    std::string txt;
  protected:
    void initXmlMembers() {
      className("a")
        .persist(a, "a")
        .persist(txt, "txt");
    }
};

class B: public xml::Serialize {
  public:
    int i;
    std::string txt;
    A a;
  protected:
    void initXmlMembers() {
      className("b")
        .persist(i, "i")
        .persist(txt, "txt")
        .persist(a, "a");
    }
};

int main(int, char**) {
  { // Serialization as a member
    std::stringstream ss("<b>\n"
                         "\t<i>1234</i>\n"
                         "\t<txt>Dies ist Class B</txt>\n"
                         "\t<a>\n"
                         "\t\t<a>5678</a>\n"
                         "\t\t<txt>Dies ist Class A</txt>\n"
                         "\t</a>"
                         "</b>");
    B b;
    b.loadXml(ss);
    if (b.i==1234) b.i=4321;
    if (b.a.a==5678) b.a.a=8765;
    std::cout<<"Text B: "<<b.txt<<std::endl;
    std::cout<<"Text A: "<<b.a.txt<<std::endl;
    b.saveXml(std::cout)<<std::endl;
  }
  return 0;
}