java 通过网络地址获取图片宽高

/**     *      * @param imgUrl 图片地址     * @return      */     public static BufferedImage getBufferedImage(String imgUrl) {         URL url = null;         InputStream is = null;         BufferedImage img = null;         try {             url = new URL(imgUrl);             is = url.openStream();             img = ImageIO.read(is);         } catch (MalformedURLException e) {         } catch (IOException e) {         } finally {             try {             if(is != null){            is.close();             }            } catch (IOException e) {            }         }         return img;     }          public static void main(String[] args) {BufferedImage image = getBufferedImage("http://192.168.1.99:8080/walks/img/1HU9BE56G000.jpg");System.out.println(image.getWidth()+"-------"+image.getHeight());}