SmartString.hpp

// ISU laboratory session #9, exercise #2.

#include <iostream>
#include <string>

using namespace std;

class SmartString 
{
  friend ostream& operator<<(ostream& os, const SmartString& ss);
  
  public:
    SmartString(string* str);
    ~SmartString();
    
    string* get();  
    string* operator->();  
    string& operator*();
    
    SmartString(const SmartString& other);  
    SmartString& operator=(const SmartString& other);
  private:
    string* str_;
    unsigned int* counter_;
};