Selenium +Java -获取图片验证码

package JoyReachAds;
import java.io.File;
import java.awt.image.BufferedImage;
import java.io.IOException;
 
import javax.imageio.ImageIO;
 
import org.apache.commons.io.FileUtils;
import org.openqa.selenium.By;
import org.openqa.selenium.OutputType;
import org.openqa.selenium.TakesScreenshot;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
 
public class joyreachads {
 
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub
		WebDriver driver= new ChromeDriver();
		//open the browser
		driver.get("related url");
		WebElement ele = driver.findElement(By.xpath("//*[@id=\"loginActionForm\"]/ul/li[3]/img"));
		File screenshot = ((TakesScreenshot)driver).getScreenshotAs(OutputType.FILE);
		// Get entire page screenshot
		BufferedImage fullImg=ImageIO.read(screenshot);
		// Get the location of element on the page
		org.openqa.selenium.Point point= ele.getLocation();
		// Get width and height of the element
		int eleWidth= ele.getSize().getWidth();
		int eleHeight= ele.getSize().getHeight();
		// Crop the entire page screenshot to get only element screenshot
		BufferedImage eleScreenshot= fullImg.getSubimage(point.getX(), point.getY(), eleWidth, eleHeight);
		ImageIO.write(eleScreenshot, "png", screenshot);
		// Copy the element screenshot to disk
		File screenshotLocation= new File("C:/Users/Guuidea001/Desktop/Testpics/test.png");
		FileUtils.copyFile(screenshot, screenshotLocation);	
	}
}