Prendre un screenshot en java

import java.awt.AWTException;
import java.awt.Graphics2D;
import java.awt.MouseInfo;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
 
import javax.imageio.ImageIO;
 
/**
 * Take a screenshot and paint the mouse cursor on it.
 */
public class Screenbot {
	private static Robot robot;
	private static Rectangle screenDimensions;
	private static BufferedImage mouseCursor;
 
	public static void main (String[] args) {
		// Initialize the mouse cursor
		try {
		mouseCursor = ImageIO.read(Screenbot.class.getResource("ressources/cursor.png"));
		} catch (IOException e) {
			System.err.println(e.getMessage());
		}
		// Retrieve the default toolkit to have screen dimensions
		Toolkit tk = Toolkit.getDefaultToolkit();
		// Get screen dimensions
		// For multiples screens set-up it will only retrieve
		// dimensions of the first screen.
		screenDimensions = new Rectangle(tk.getScreenSize());
		try {
			robot = new Robot();
		} catch (AWTException e) {
			System.err.println(e.getMessage());
			return;
		}
		// Retrieve the mouse cursor position
		Point mouseLocation = MouseInfo.getPointerInfo().getLocation();
		BufferedImage screenshot = robot.createScreenCapture(screenDimensions);
		// Paint a cursor on the screenshot
		Graphics2D g2D = (Graphics2D) screenshot.getGraphics();
		g2D.drawImage(mouseCursor, mouseLocation.x, mouseLocation.y, null);
		g2D.dispose();
		// Save the screenshot with the mouse cursor
		try {
			ImageIO.write(screenshot, "PNG", new File("screencapture.png"));
		} catch (IOException e) {
		System.err.println(e.getMessage());
		}
 
	}
}

import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.swt.graphics.ImageLoader;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Display;
 
 
public class Screenbot {
 
	public static void main(String[] args) {
		Display display = Display.getDefault();
		// Get the mouse cursor
		Image mouseCursor = new Image(display, Screenbot.class.getResourceAsStream("ressources/cursor.png"));
		// retrieve the screen dimensions
		Rectangle screenBounds = display.getBounds();
		// take the screenshot and paint it in the image
		GC graphicControl = new GC(Display.getDefault());
		final Image screenshot = new Image(display, screenBounds);
		graphicControl.copyArea(screenshot, screenBounds.x, screenBounds.y);
		graphicControl.dispose();
		// Get the graphic control of the taken screenshot
		graphicControl = new GC(screenshot);
		// Retrieve the mouse Location
		Point mouseLocation = Display.getDefault().getCursorLocation();
		// paint the cursor on the screenshot
		graphicControl.drawImage(mouseCursor, mouseLocation.x, mouseLocation.y);
		graphicControl.dispose();
		// Save the screenshot
		ImageLoader imageLoader = new ImageLoader(); 
		imageLoader.data = new ImageData[] { screenshot.getImageData() }; 
		imageLoader.save("screencapture.png", SWT.IMAGE_PNG);
 
	}
 
}