[Solved] Can someone please explain technically the functionality of the below code [closed]
Why did they pass the src object to FileInputStream? Because FileInputStream will need a File to instantiate. src is an instance of File. Why did they pass FileInputStream object to xssfworkbook? Because XSSFWorkbook needs a FileInputStream to instantiate. fis is a FileInputStream. Why they did’nt pass any objects for xssfsheet? Because the sheet can be … Read more