persistentobject.h

著名的uncle Bob的Agile software development的代码

#ifndef STAIRWAYTOHEAVENPERSISTENTOBJECT_H
#define STAIRWAYTOHEAVENPERSISTENTOBJECT_H

#include <iostream>

class PersistentObject
{
 public:
  virtual ~PersistentObject();
  virtual void write(ostream&) const;

 protected:
  virtual void writeFields(ostream&) const = 0;

 private:
  virtual void writeHeader(ostream&) const = 0;
  virtual void writeFooter(ostream&) const = 0;
};

#endif