Thread: won't load png

The following code does not load the png image can someone tell me what im doing wrong the syntax is correct but i get a uncaught fetching error. It cant find the png image. Any suggestions would be appreciated. thanks ahead of time.



import java.awt.*;
import java.util.*;
import javax.swing.*;
import java.net.*;
import java.awt.geom.*;

public class DrawImage extends JFrame
{
private Image image;

public static void main(String[] args)
{
new DrawImage();
}

public DrawImage()
{
super("DrawImage");
setSize(600,600);
setVisible(true);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Toolkit tk = Toolkit.getDefaultToolkit();
image=tk.getImage(getURL("castle.png"));
}

private URL getURL(String filename)
{
URL url=null;
try
{
url=this.getClass().getResource(filename);
}
catch(Exception e)
{

}
return url;
}
public void paint(Graphics g)
{
Graphics2D g2d = (Graphics2D)g;

g2d.setColor(Color.BLACK);
g2d.fillRect(0,0,getSize().width,getSize().height) ;

g2d.drawImage(image,0,40,this);
}
}

tried it stil doesnt draw the image

thanks thought

it cant find the url that is what im trying to say

uncaught fetching image also