How to Write data into .xlsx excel file format file by using Apache POI file

public void WriteExcel(String FilePath,String SheetName,int row,int col,String data) throws IOException,FileNotFoundException
    { 
       
            FileInputStream fsIP= new FileInputStream(new File(FilePath)); //Read the spreadsheet that needs to be updated
            XSSFWorkbook wb = new XSSFWorkbook(fsIP); //Access the workbook
            XSSFSheet worksheet = wb.getSheet(SheetName); //Access the worksheet, so that we can update / modify it.
//            int rowcount=worksheet.getLastRowNum();//return row count
                    
//            HSSFRow row1 = worksheet.createRow(row);
            XSSFRow row1 = worksheet.getRow(row);
            XSSFCell cell = row1.createCell((short) col); //Create a new cell in current row
            cell.setCellValue(data);  //Set value to new value
            fsIP.close(); //Close the InputStream
       
            FileOutputStream output_file =new FileOutputStream(new File(FilePath));  //Open FileOutputStream to write updates
            wb.write(output_file); //write changes
            output_file.close();  //close the stream  
    }