{

protected:

#ifdef WIN32

::HMODULE lib_handle;

#elif POSIX

void *lib_handle;

#else

#error "Undefine platform"

#endif

public:

Module();

Module(const std::string &libPath);

Module(const Module &obj);

Module(Module &&obj);

~Module() = default;

bool is_open() const;

bool open(const std::string &libPath);

void close();

bool find(const std::string &symbolName, void *(**addr)(void *) ) const;

bool find(const char *symbolName, void *(**addr)(void *) ) const;

bool operator ==(const Module &obj) const;

bool operator !=(const Module &obj) const;

Module &operator =(const Module &obj);

Module &operator =(Module &&obj);