AutoIt :How to use AutoIt selenium java

1) install autoit.
2) open finder tool -- finding controls.
3) open scite --(like IDE)
4) write code---controlfous,controlsettext,controlclick
5) save it
6) compile and generate exe.
7) // below line execute the AutoIT script .
     Runtime.getRuntime().exec("E:\\AutoIT\\FileUpload.exe");