import java.awt.BorderLayout;
import java.io.File;
import javax.swing.Icon;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
public class Main {
public static void main(String[] argv) throws Exception {
JFileChooser chooser = new JFileChooser();
File file = new File("filename.txt");
Icon icon = chooser.getIcon(file);
JLabel label = new JLabel("" + file);
label.setIcon(icon);
JFrame frame = new JFrame();
frame.getContentPane().add(label, BorderLayout.CENTER);
frame.pack();
frame.setVisible(true);
}
}