Generate QRCode using java

import java.io.*;
import java.util.Date;
import net.glxn.qrgen.image.ImageType;

public class QRCode {
    public static void main(String[] args) {
        ByteArrayOutputStream out = net.glxn.qrgen.QRCode.from("Aravind Sankaran").to(ImageType.PNG).stream();
 Date d=new Date();
 String filename="c:\\"+d.getTime()+".png";
        try {           
            FileOutputStream fout = new FileOutputStream(new File(filename));
            fout.write(out.toByteArray());
            fout.flush();
            fout.close();
        } catch (FileNotFoundException e) {
                       e.printStackTrace();
        } catch (IOException e) {
                       e.printStackTrace();
        }
    }
}

jar file:
qrgen-1.0.jar
zxing-core-1.7.jar
zxing-j2se-1.7.jar