画像を表示した画面のハードコピー

import java.awt.BorderLayout;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.print.Book;
import java.awt.print.PageFormat;
import java.awt.print.Printable;
import java.awt.print.PrinterJob;
import java.awt.print.PrinterException;
import java.io.File;
import java.io.IOException;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JPanel;

public class ImagePrintTest extends JComponent implements Printable {
    private Image image;

    public ImagePrintTest (String filename) {
        JFrame frame = new JFrame("ImagePrintTest");
        frame.setBounds(100, 100, 400, 400);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        image = new ImageIcon(filename).getImage();
        frame.getContentPane().add(this, BorderLayout.CENTER);

        JButton button = new JButton("Print...");
        button.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                printImage();
            }
        });
        JPanel panel = new JPanel();
        panel.add(button);
        frame.getContentPane().add(panel, BorderLayout.SOUTH);

        frame.setVisible(true);
    }

    private void printImage() {
        PrinterJob job = PrinterJob.getPrinterJob();
        Book book = new Book();
        book.append(this, job.defaultPage());
        job.setPageable(book);
        if (job.printDialog()) {
            try {
                job.print();
            } catch (PrinterException ex) {
                ex.printStackTrace();
            }
        }
    }

    public int print(Graphics g, PageFormat format, int index) throws PrinterException {
        if (index > 1) {
            return Printable.NO_SUCH_PAGE;
        }

        paintComponent(g);
        return Printable.PAGE_EXISTS;
    }

    public void paintComponent(Graphics g) {
        g.drawImage(image, 0, 0, this);
    }

    public static void main(String[] args) {
        new ImagePrintTest(args[0]);
    }
}