Java write excel file

 package com.bmc.artestdata.qa;  
 import java.io.File;  
 import java.io.IOException;  
 import java.util.ArrayList;  
 import java.util.Collections;  
 import java.util.Random;  
 import jxl.Workbook;  
 import jxl.read.biff.BiffException;  
 import jxl.write.Label;  
 import jxl.write.WritableCell;  
 import jxl.write.WritableSheet;  
 import jxl.write.WritableWorkbook;  
 import jxl.write.WriteException;  
 public class CreateCompaniesInXL {  
      public static void main(String[] args) {  
           // TODO Auto-generated method stub  
           CreateCompanies create = new CreateCompanies();  
           create.create();  
      }  
 }  
 class CreateCompanies {  
      int totalCompanies = 200;  
      public void create() {  
           try {  
                // create a workbook  
                WritableWorkbook workbook = Workbook.createWorkbook(new File(  
                          "C:/Java_Source_Code/Company.xls"));  
                // create a worksheet  
                WritableSheet sheet = workbook.createSheet("Company", 0);  
                int i;  
                ArrayList<Integer> list;  
                Integer random;  
                for (i = 0; i <= totalCompanies; i++)  
                {  
                     list = new ArrayList<Integer>();  
                     list.add(i);  
                     Collections.shuffle(list);  
                     for (int j = 0; j < list.size(); j++) {  
                          random = list.get(j);  
                          // write cell within sheet  
                          sheet.addCell(new Label(0, i, "Automation.Company_" + 0  
                                    + random));  
                     }  
                }  
                workbook.write();  
                workbook.close();  
                // in.close();  
           } catch (IOException | WriteException e) {  
                // TODO Auto-generated catch block  
                e.printStackTrace();  
           }  
      }  
 }