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BasicStrokes.java

import java.awt.BasicStroke;
import java.awt.Graphics;
import java.awt.Graphics2D;

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


public class BasicStrokes extends JPanel {

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

Graphics2D g2d = (Graphics2D) g;

float[] dash1 = { 2f, 0f, 2f };
float[] dash2 = { 1f, 1f, 1f };
float[] dash3 = { 4f, 0f, 2f };
float[] dash4 = { 4f, 4f, 1f };

g2d.drawLine(20, 40, 250, 40);

BasicStroke bs1 = new BasicStroke(1, BasicStroke.CAP_BUTT,
BasicStroke.JOIN_ROUND, 1.0f, dash1, 2f );

BasicStroke bs2 = new BasicStroke(1, BasicStroke.CAP_BUTT,
BasicStroke.JOIN_ROUND, 1.0f, dash2, 2f );

BasicStroke bs3 = new BasicStroke(1, BasicStroke.CAP_BUTT,
BasicStroke.JOIN_ROUND, 1.0f, dash3, 2f );

BasicStroke bs4 = new BasicStroke(1, BasicStroke.CAP_BUTT,
BasicStroke.JOIN_ROUND, 1.0f, dash4, 2f );

g2d.setStroke(bs1);
g2d.drawLine(20, 80, 250, 80);

g2d.setStroke(bs2);
g2d.drawLine(20, 120, 250, 120);

g2d.setStroke(bs3);
g2d.drawLine(20, 160, 250, 160);

g2d.setStroke(bs4);
g2d.drawLine(20, 200, 250, 200);

}


public static void main(String[] args) {

JFrame frame = new JFrame("BasicStroke");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(new BasicStroke());
frame.setSize(280, 270);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}