/**
 * 获取屏幕指定点的颜色值
 * @param x 横坐标
 * @param y 纵坐标
 * @return 颜色值
 * @throws AWTException
 */
public static Color getPointColor(int x, int y) throws AWTException {
    Robot robot = new Robot();
    Color color = robot.getPixelColor(x, y);
    return color;
}