Java AWT BasicStroke create dashed line

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.geom.Line2D;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class Main extends JPanel {
  @Override/*from   ww w .  j  ava  2  s  . c  om*/
  public void paintComponent(Graphics g) {
    super.paintComponent(g);
    Graphics2D g2d = (Graphics2D) g; // cast g to Graphics2D

    // draw 2D line using stroke
    float[] dashes = { 10 }; // specify dash pattern
    g2d.setPaint(Color.YELLOW);
    g2d.setStroke(new BasicStroke(4, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 10, dashes, 0));
    g2d.draw(new Line2D.Double(320, 30, 395, 150));
  }

  public static void main(String[] args) {
    JFrame frame = new JFrame("Drawing 2D shapes");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Main Main = new Main();
    frame.add(Main);
    frame.setSize(425, 200);
    frame.setVisible(true);
  }
}