Travei

import javax.swing.JFrame;

public class BounceThread {
	public static void main(String[] args) {
		JFrame frame = new BounceThreadFrame();
		frame.setVisible(true);
	}

}

public class BounceThreadFrame extends JFrame {
	public BounceThreadFrame() {
		setSize(800, 600);
		setTitle("Bounce");

		addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				System.exit(0);
			}
		});

		Container contentPane = getContentPane();
		canvas = new JPanel();
		contentPane.add(canvas, "Center");
		JPanel p = new JPanel();
		addButton(p, "Start", new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				Ball b = new Ball(canvas);
				b.start();
			}
		});

		addButton(p, "Close", new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				canvas.setVisible(false);
				
				System.exit(0);
			}
		});
		
		contentPane.add(p, "South");
		
	}
	public void addButton(Container c, String title, ActionListener a) {
		JButton b = new JButton(title);
		c.add(b);
		b.addActionListener(a);
	}
	private JPanel canvas;
}

import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;

import javax.swing.JPanel;

public class Ball extends Thread {
	public Ball(JPanel b) {
		box = b;
	}

	public void draw() {
		Graphics g = box.getGraphics();
		g.fillOval(x, y, XSIZE, YSIZE);
		g.dispose();
	}

	public void move() {
		if (!box.isVisible())
			return;
		Graphics g = box.getGraphics();
		g.setXORMode(box.getBackground());
		g.fillOval(x, y, XSIZE, YSIZE);
		x += dx;
		y += dy;

		Dimension d = box.getSize();
		if (x < 0) {
			x = 0;
			dx = -dx;
		}
		if (x + XSIZE >= d.width) {
			x = d.width - XSIZE;
			dx = -dx;
		}
		if (y < 0) {
			y = 0;
			dy = -dy;
		}
		if (y + YSIZE >= d.height) {
			y = d.height - YSIZE;
			dy = -dy;
		}

		g.fillOval(x, y, XSIZE, YSIZE);
		g.dispose();
	}

	public void run() {
		try {
			MouseHandler handler = new MouseHandler();
			box.addMouseMotionListener(handler);
			draw();
			for (int i = 1; i <= 1000; i++) {
				move();
				sleep(5);
				objX[i] = x;
				objY[i] = y;
				
			}
			for (int a = 0; a < objX.length; a++)
				System.out.println("["+coordX[a]+","+coordY[a]+"]"+" - "+"["+objX[a] + ", " + objY[a]+"]");
		} catch (InterruptedException e) {
		}
	}

	private class MouseHandler implements MouseMotionListener {

		public void mouseMoved(MouseEvent e) {
			saveCoord(e.getX(), e.getY());
		}

		public void mouseDragged(MouseEvent e) {
		}
		

	}
	public void saveCoord(int x, int y) {
		coordX[m] = x;
		coordY[m] = y;
		m++;
	}

	private int[] coordX = new int[1000000];

	private int[] coordY = new int[1000000];

	private int m = 0;
	
	private JPanel box;

	private static final int XSIZE = 50;

	private static final int YSIZE = 50;

	private int x = 0;

	private int y = 0;

	private int dx = 1;

	private int dy = 1;

	private int[] objX = new int[1001];

	private int[] objY = new int[1001];

}