Moving Star Java Method #2

package com.java.main;

import java.awt.EventQueue;
import javax.swing.JFrame;

@SuppressWarnings("serial")
public class Main extends JFrame
{
    public Main()
    {
        add(new Board());

        setTitle("Star");

        setResizable(false);
        pack();
        setLocationRelativeTo(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }

    public static void main(String[] args)
    {
        EventQueue.invokeLater(new Runnable()
        {

            @Override
            public void run()
            {
                JFrame ex = new Main();
                ex.setVisible(true);
            }
        });
    }
}
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// In this example, the timer will regularly call the run() method of the ScheduleTask class.

package com.java.main;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.Toolkit;
import java.util.Timer;
import java.util.TimerTask;
import javax.swing.ImageIcon;
import javax.swing.JPanel;


@SuppressWarnings("serial")
public class Board extends JPanel
{
    private final int B_WIDTH = 350;
    private final int B_HEIGHT = 350;
    private final int INITIAL_X = -40;
    private final int INITIAL_Y = -40;
    private final int INITIAL_DELAY = 100;
    private final int PERIOD_INTERVAL = 25;

    private Image star;
    private Timer timer;
    private int x, y;

    public Board()
    {

        loadImage();
        initBoard();
    }

    private void loadImage()
    {
        ImageIcon ii = new ImageIcon("star.png");
        star = ii.getImage();
    }

    private void initBoard()
    {
        setBackground(Color.BLACK);
        setPreferredSize(new Dimension(B_WIDTH, B_HEIGHT));

        setDoubleBuffered(true);

        x = INITIAL_X;
        y = INITIAL_Y;

        // Here we create a timer and schedule a task with a specific interval. There is an initial delay.
        timer = new Timer();
        timer.scheduleAtFixedRate(new ScheduleTask(),
                INITIAL_DELAY, PERIOD_INTERVAL);
    }


    @Override
    public void paintComponent(Graphics g)
    {
        super.paintComponent(g);

        drawStar(g);
    }

    private void drawStar(Graphics g)
    {
        Graphics2D g2d = (Graphics2D)g;
        g2d.drawImage(star, x, y, this);
        Toolkit.getDefaultToolkit().sync();
        g.dispose();
    }


    private class ScheduleTask extends TimerTask {

    	// Each 10ms the timer will call this run() method.
        @Override
        public void run()
        {
            x += 1;
            y += 1;

            if (y > B_HEIGHT)
            {
                y = INITIAL_Y;
                x = INITIAL_X;
            }

            repaint();
        }
    }
}