package graphtest;
import javax.swing.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import javax.imageio.ImageIO;
public class Panel extends JPanel
{ String s = "/home/chief/NetBeansProjects/graphtest/netbeans.png";
  @Override // переозначення методу малювання
  public void paintComponent  (Graphics g) 
  { super.paintComponent(g); 
    Graphics2D g2 = (Graphics2D) g;
    try { BufferedImage img = ImageIO.read(new File(s));
          File file = new File("newname.png");
          if (!file.exists()) { file.createNewFile(); }
          ImageIO.write(img, "png", file);
          g2.drawImage(img, 10, 10, 300, 300, this); 
        }
    catch (IOException e) {}
  }
}