import java.awt.AWTException;
import java.awt.Desktop;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.event.KeyEvent;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URISyntaxException;
import java.net.URL;

import javax.imageio.ImageIO;

public class CutPicture {
  public static void main(String[] args) throws MalformedURLException,
  IOException, URISyntaxException, AWTException {
    // 此方法仅适用于JdK1.6及以上版本
    Desktop.getDesktop().browse(new URL("http://open-open.com/").toURI());
    Robot robot = new Robot();
    robot.delay(10000);
    Dimension d = new Dimension(Toolkit.getDefaultToolkit().getScreenSize());
    int width = (int) d.getWidth();
    int height = (int) d.getHeight();
    // 最大化浏览器
    robot.keyRelease(KeyEvent.VK_F11);
    robot.delay(2000);
    Image image = robot.createScreenCapture(new Rectangle(0, 0, width,height));
    BufferedImage bi = new BufferedImage(width, height,
    BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.createGraphics();
    g.drawImage(image, 0, 0, width, height, null);
    // 保存图片
    ImageIO.write(bi, "jpg", new File("c:/open.jpg"));
    bi.close();
  }
}