import javax.swing.*;
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

/**
* @author Bart Cremers
* @since Feb 23, 2006
*/
public class JImageFrame extends JFrame {

   public JImageFrame(Image image) {
       setContentPane(new ImagePanel(image));
   }

   public static void main(String[] args) throws IOException {
       String pic = "somePic.jpg";
       BufferedImage img = ImageIO.read(new File(pic));
       JFrame f = new JImageFrame(img);
       f.pack();
       f.setLocationRelativeTo(null);
       f.setDefaultCloseOperation(EXIT_ON_CLOSE);
       f.setVisible(true);
   }

   private class ImagePanel extends JPanel {
       private Image image;

       public ImagePanel(Image image) {
           this.image = image;
       }

       protected void paintComponent(Graphics g) {
           g.drawImage(image, 0, 0, getWidth(), getHeight(), this);
       }
   }
}