request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
get_access_token_url=get_access_token_url.replace("APPID", "web092a6d891af");
get_access_token_url=get_access_token_url.replace("SECRET", "a3a41f47a008aad7f18a1dcecf2");
get_access_token_url=get_access_token_url.replace("CODE", code);
String json= HttpUtil.getUrl(get_access_token_url);
JSONObject jsonObject=JSONObject.fromObject(json);
String access_token=jsonObject.getString("access_token");
String openid=jsonObject.getString("openid");
get_userinfo=get_userinfo.replace("ACCESS_TOKEN", access_token);
get_userinfo=get_userinfo.replace("OPENID", openid);
String userInfoJson= HttpUtil.getUrl(get_userinfo);
JSONObject userInfoJO=JSONObject.fromObject(userInfoJson);