Java screenshot robot

ScreenshotTest.java

import org.junit.Test;

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

import static java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment;

public class ScreenshotTest {

    @Test
    public void screenshottingRobotExperiment() throws AWTException, IOException {
        GraphicsEnvironment ge = getLocalGraphicsEnvironment();
        for (GraphicsDevice screen : ge.getScreenDevices()) {
            GraphicsConfiguration configuration = screen.getDefaultConfiguration();
            Rectangle bounds = configuration.getBounds();
            Rectangle screenRectangle = new Rectangle((int) bounds.getWidth(), (int) bounds.getHeight());

            Robot robot = new Robot(screen);
            BufferedImage screenCapture = robot.createScreenCapture(screenRectangle);
            ImageIO.write(screenCapture, "png", new File("c:/output/" + screen.getIDstring() + ".png"));
        }
    }

}