#ifndef __EXAMPLE_H
#define __EXAMPLE_H

#include <string>

class Example {
 private:
  char *strPtr;      // This pointer field causes us to be careful about copying...

 public:
  Example(const Example &other);  // This is a "copy constructor".
                                  // It prevents compiler synthesis of a copy constructor.
  Example(const char *strVal);   
  ~Example();  // this is the destructor

  // This is an overloaded assignment operator.
  // Notice it returns a reference.
  Example &operator=(const Example &other);

  // We overload the "+" operator to mean concatenation
  Example operator+(const Example &other) const;

  // Generally useful, but here for debug printing
  std::string toString() const;

 private:
  void _copyFrom(const Example &other);   // private helper function

 private:
  // Artificial fields used so we can track copies
  unsigned int uid;
  static unsigned int globalUid;
};

#endif // __EXAMPLE_H