ผมอยากจะเอาข้อมูลใน Stack ออกมาแสดงผลทาง gui ของ java ลักษณะดังภาพครับ ผมต้องทำอย่างไรครับ?

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Hw4_Stack 
{
    private int maxSize;
    private String[] stackArray;
    private int top;
    public String s;
    public long j;
    public boolean done=true;
    public Hw4_Stack(int s) 
    {
        maxSize = s;
        stackArray = new String[maxSize];
        top = -1;
        JTextArea label = new JTextArea();
        JFrame window = new JFrame("Homework #4 : Stack Simulation Program");
        Container c = window.getContentPane();
        c.setLayout(new FlowLayout());
        label.setText(""); 
        c.add(label);
        if(stackArray[1]=="")
        {
            for (int i = 0 ;i < stackArray.length;i++)
            {
                label.append(stackArray+"\n");
            }
        }
        window.setSize(300, 350);
        window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        window.setVisible(true);
        c.setBackground(Color.WHITE);
        
    }
    public static void main(String[] args) 
    {
        Hw4_Stack object = new Hw4_Stack(10);
        object.mainMenu();
        System.exit(0);
    }
    public void mainMenu() 
    {
        int choice;
        do
        {
            String nameofmenu=" MainMenu \n ===============\n 1.Push Data\n 2.Pop Data\n 3.Show Size \n 4.Exit\n";
            choice = Integer.parseInt( JOptionPane.showInputDialog(nameofmenu));
            if (choice >= 1 && choice <= 5)
            {
                if (choice == 1)
                {
                    push(s);
                }
                else if (choice == 2)
                {
    
                }
                else if (choice == 3)
                {

                }
                else if (choice == 4)
                {

                }
                else if (choice == 5)
                {
                    done = false;
                }
            }
        }
        while(done);
    }
    public void push(String s)
    {
        s = JOptionPane.showInputDialog("Enter Data :");
        JOptionPane.showMessageDialog(null, "Add data to Stack finish", "Message", JOptionPane.INFORMATION_MESSAGE);
        if(isFull())
        {
             stackArray[++top] = s;
        }
        else JOptionPane.showMessageDialog(null, "Stack Is Full!!", "Message", JOptionPane.INFORMATION_MESSAGE);
    }
    public String pop()
    {
        return stackArray[top--];
    }
    public boolean isFull()
    {
        boolean f = true;
        if(top == maxSize - 1)
        {
            f = false;
        }
        return f;
    }
    public boolean isEmpty() 
    {
        return (top == -1);
    }
}