/////////////////////////////////////////////////////////////////////////
//  SeriaVer1.cpp - demonstrate reading and writing with CArchive      //
//                                                                     //
//  Changyong Shi, CSE791 - Advanced Windows Programming, Summer 2001  //
/////////////////////////////////////////////////////////////////////////

#include <iostream>
#include <afx.h>

using namespace std;
class CMyclass:public CObject{ 
  
  DECLARE_SERIAL (CMyclass)
  
  protected:
    int m_a;
	int m_b;
  public:
	  CMyclass(){} 
	  CMyclass (int a, int b) {m_a = a; m_b = b;}
	  int sum (){return (m_a + m_b);}
	  void Serialize (CArchive& ar);
	 
};



IMPLEMENT_SERIAL(CMyclass,CObject,1)

void CMyclass::Serialize(CArchive &ar){
	CObject::Serialize (ar);
    if (ar.IsStoring())
         ar<<m_a<<m_b;
	if (ar.IsLoading())
		ar>>m_a>>m_b;
}
void main(){
     CMyclass* pMyclass = new CMyclass(2, 3); 
	 CFile theFile(_T("archFile.txt"), CFile::modeReadWrite|CFile::modeCreate|
		           CFile::modeNoTruncate);
     CArchive ar1(&theFile, CArchive::store);

	 cout<<endl<<endl;
	 cout<<"Writing the sum into archive: "; 
	 cout<<pMyclass->sum()<<endl<<endl;
	 ar1<<pMyclass;
     ar1.Close();
	 theFile.Close();

     CMyclass *pMyclass2;
     CFile theFile2(_T("archFile.txt"), CFile::modeRead);
     CArchive ar2(&theFile2, CArchive::load);
     
	 ar2>> pMyclass2;
	 cout<<"Reading the sum from archive: ";
	 cout<< pMyclass2->sum()<<endl;
   
     
     ar2.Close();
     theFile2.Close();
     
     delete pMyclass;
	 delete pMyclass2;

}