object.h

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#ifndef _OBJECT_H
#define _OBJECT_H

#include <iostream>

using std::ostream;
using std::string;

namespace container {

class Object {
public:

   class Info;

   const static Info * const TYPE_INFO;

protected:

   Object();
   Object(const Object& orig);

public:

   virtual ~Object();


   /*********************  Object Methods (public) *********************/

   virtual ostream& renderState(ostream& os) const;

   virtual const Info* typeInfo() const;

   virtual Object* clone(bool deepCopy = false) const = 0;

protected:

   /*********************  Object Methods (protected) *********************/

   static const Info* typeInfoFactory(const string& typeName);

public:

   /*********************  Object Friends *********************/

   friend ostream & operator <<(ostream& os, const Object& object);

   friend ostream & operator <<(ostream& os, const Object* object);

};

/********************* Nested class Object::Info *********************/

class Object::Info: public Object {
public:

   const static Info * const TYPE_INFO;

   const string typeName;

private:

   Info(const string& type_Name);

   Info();

   Info(const Info& orig);

public:

   virtual ~Info();

   /*********************  Object Methods (public) *********************/

   virtual ostream & renderState(ostream& os) const;

   virtual const Info* typeInfo() const;

private:
   virtual Object* clone(bool deepCopy = false) const;

public:

   /*********************  Object::Info Friends *********************/

   friend const Info* Object::typeInfoFactory(const string& typeName);
};

} // namespace container
#endif/* _OBJECT_H */

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