{

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;

inline bool is_open() const

{

return nullptr != lib_handle;

}

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;

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

{

return lib_handle == obj.lib_handle;

}

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

{

return lib_handle != obj.lib_handle;

}

Module &operator =(const Module &obj);

Module &operator =(Module &&obj);