text: #ifndef EUPHONY_BASE64EXCEPTION_H
  #define EUPHONY_BASE64EXCEPTION_H
  
  #include <exception>
  #include <sstream>
  
  namespace Euphony {
  
      class Base64Exception : public std::exception {
      public:
          Base64Exception();
          Base64Exception(int line, const std::string & file );
  
          ~Base64Exception() throw();
  
          const char *what() const throw();
          const std::string & MSG() const;
  
          int LINE() const;
          const std::string & FILE() const;
  
      private:
          std::string msg, file;
          int line;
      };
  }
  #endif //EUPHONY_BASE64EXCEPTION_H
  