Java: Drawing

// Draw Class
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class Draw extends JPanel{
    public void paintComponent(Graphics g){
        super.paintComponent(g);

        //Set background of screen to black
        this.setBackground(Color.black);

        //Create white rectangle
        g.setColor(Color.white);
        g.fillRect(0, 0, 200, 100);

        g.setColor(new Color(75,50,65));
        g.fillRect(200, 0, 200, 100);

        g.setColor(Color.green);
        g.drawString("testing one two. in yo secta.", 0, 120);
    }
}


//Main Class
import javax.swing.*;

class Java{
    public static void main(String args[]){
        JFrame f = new JFrame("Title");
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        Draw draw = new Draw();
        f.add(draw);
        f.setSize(500,500);
        f.setVisible(true);
    }
}