Wechat picture identification

for (String url : worksRelease.getWorksImg()) {
            try {
                // Picture verification 
                WxCheckDomain wxCheckDomain = weixinService.mediaCheckAsync(UrlToMultipartFile.urlToMultipartFile(url));
                if (wxCheckDomain.getErrCode()!=0) {
                    throw new EnException(ResultCode.PARAM_ERROR.getCode(), " The content contains illegal content ");
                }
            } catch (Exception e) {
            throw new EduServiceException(e.getMessage());
        } }

 

 /**
     *  Verify picture 
     *
     * @param multipartFile
     */
    public WxCheckDomain mediaCheckAsync(MultipartFile multipartFile) {
        WxCheckDomain wxCheckDomain = new WxCheckDomain();
        try {
            String accToken = getWxxcxAccToken();
            Integer code = reCheckPic(multipartFile, accToken);
            System.err.println(code);
            if (code != 0) {
                wxCheckDomain.setErrCode(code);
                throw new EmptyException(" The content contains illegal content ");
            }
            wxCheckDomain.setErrCode(code);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return wxCheckDomain;
    }

 /**
     *  Get wechat applet accToken
     *
     * @return
     */
    public String getWxxcxAccToken() {
        String accToken = "";
        try {
            //redis obtain token
            if (redisClient.get(artwork_WXXCX_ACCTOKEN) == null) {
                Call<Map<String, Object>> call = wxxcxEndPoint.cBToken("client_credential", wxxcxConfig.getAppId(), wxxcxConfig.getSecret());
                Map<String, Object> map = call.execute().body();
                accToken = (String) map.get("access_token");
                redisClient.set(artwork_WXXCX_ACCTOKEN, accToken);
                redisClient.expire(artwork_WXXCX_ACCTOKEN, 7200);
                System.err.println(accToken);
            } else {
                accToken = redisClient.get(artwork_WXXCX_ACCTOKEN);
                System.err.println(accToken);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return accToken;
    }