manager.h

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#ifndef MANAGER_H
#define MANAGER_H

#include <stdexcept>
#include <string>
#include <iostream>

template <class T>
class Manager {
  protected: 
    T _t;

  public: 
    Manager() : _t(0), _isOwner(false) {}
    Manager<T>(const T t) : _t(t), _isOwner(true) {}
    operator T() const {return _t;}

  protected:
    bool isOwner() const {return _isOwner;}
    void release() {_isOwner = false;}

  private:
    bool _isOwner;
};

#endif

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