/** * 判断用户是否关注了公众号 * @param openid * @return */public static boolean judgeIsFollow(String openid){    int subscribe = 0;//        String url = "https://api.weixin.qq.com/cgi-bin/user/info?access_token="+token+"&openid="+openid+"&lang=zh_CN";    try {  //        String token = getTicket();        String token = "";        if (StringUtil.isEmpty(token)) {            token = getAccess_token();        }        String url = String.format(Constant.GzGzhUrl, token, openid);        URL urlGet = new URL(url);          HttpURLConnection http = (HttpURLConnection) urlGet.openConnection();          http.setRequestMethod("GET"); // 必须是get方式请求          http.setRequestProperty("Content-Type","application/x-www-form-urlencoded");          http.setDoOutput(true);          http.setDoInput(true);          http.connect();          InputStream is = http.getInputStream();          int size = is.available();          byte[] jsonBytes = new byte[size];          is.read(jsonBytes);          String message = new String(jsonBytes, "UTF-8");          JSONObject demoJson = JSONObject.fromObject(message);          subscribe = demoJson.getInt("subscribe");        is.close();      } catch (Exception e) {          e.printStackTrace();      }    return 1==subscribe?true:false;}