namespace MYNAMESPACE{
    enum class MyReturnCode {
        Success = 1,
        MyRetCode01,
        MyRetCode02
    };
    class MyException {
        public:
            MyException(
                MYNAMESPACE::MyReturnCode _code,
                std::string _message);

            MYNAMESPACE::MyReturnCode code;
            std::string message;
    };
    class MyClass {
        public:
            MyClass();
            ~MyClass();
            void initialize();
            std::string function01();
            std::string function02();
            int attribute01;
            float attribute02;
        private:
            std::string function03();
            int attribute03;
            float attribute04;
    };
}