qq头像下载器

http://ptlogin2.qq.com/getface?keytpye=0&uin=123456789&imgtype=3&r=0.4319840538403905

public class QQlogo {
    private static FileOutputStream out;

    public static void main(String[] args) {
        try {
            String qq;

            for (int i = 200000; i <= 200100; i++) {
                qq = i + "";
                String url = "http://ptlogin2.qq.com/getface?keytpye=0&uin="
                        + qq + "&imgtype=3&r=0.4319840538403905";
                Document doc;
                doc = Jsoup
                        .connect(url)
                        .ignoreContentType(true)
                        .userAgent(
                                "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.2.15)")
                        .timeout(1000).get();
                String html = doc.text();
                System.out.println(html);
                String string = html.substring(html.indexOf("":"") + 3,
                        html.length() - 4);
                string = string.replace("\", "");
                System.out.println(string);
                downloadImg(qq, string);
            }

        } catch (Exception e) {
            e.printStackTrace();
        }

    }

    private static void downloadImg(String qq, String imgUrl)
            throws MalformedURLException, IOException, FileNotFoundException {
        URL url = new URL(imgUrl);
        URLConnection uc = url.openConnection();
        InputStream is = uc.getInputStream();
        File file = new File("C:\dminter\me\Me\JavaUtils\imgs" + "/" + qq
                + ".png");
        out = new FileOutputStream(file);
        int i = 0;
        while ((i = is.read()) != -1) {
            out.write(i);
        }
        is.close();
    }
}