How can get java console output to view in jsp

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Java

JSP

am using forloop for getnumbersheets in excel file in javaclass.how can i display sheetnames in jsp with radiobutton for all sheets

What I have tried:

package com;

import java.io.FileInputStream;

import java.io.IOException;
import java.util.ArrayList;

import org.apache.poi.xssf.usermodel.XSSFWorkbook;

public class ExcelDataParser
{
private ArrayList<string>arr;

public ArrayList<string> getArr() {
return arr;
}

public void setArr(ArrayList<string> arr) {
this.arr = arr;
}
//public static void getSheetNames()
public static void main(String args[]) throws IOException
{
ArrayList<string> arr=new ArrayList<string>();

try {
String str="C:\\Downloads\\Associate_Details.xlsx";

FileInputStream fileInputStream = null;

fileInputStream = new FileInputStream(str);
XSSFWorkbook workbook = new XSSFWorkbook(fileInputStream);
String work;
for (int i = 0; i < workbook.getNumberOfSheets(); i++)
{

work=workbook.getSheetName(i);
arr.add(work);
}
System.out.println(arr);
workbook.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}}

}