accessResultDataImpl.setData(value.getBytes(Constants.UTF_8));
        accessResultDataImpl.setEncoding(Constants.UTF_8);
        accessResultDataImpl.setTransformerName("xpathTransformer");

        final Object obj = xpathTransformer.getData(accessResultDataImpl);
        assertEquals(value, obj);
    }

    public void test_getData_wrongName() throws Exception {

        accessResultDataImpl.setData(value.getBytes(Constants.UTF_8));
        accessResultDataImpl.setEncoding(Constants.UTF_8);
        accessResultDataImpl.setTransformerName("xmlTransformer");

        final Object obj = xmlTransformer.getData(accessResultDataImpl);
        assertEquals(value, obj);
    }

    public void test_getData_wrongName() throws Exception {

        accessResultDataImpl.setData(value.getBytes());
        accessResultDataImpl.setEncoding(Constants.UTF_8);
        accessResultDataImpl.setTransformerName("htmlTransformer");

        final Object obj = htmlTransformer.getData(accessResultDataImpl);
        assertEquals(value, obj);
    }

    public void test_getData_wrongName() throws Exception {

                return returnedResultData;
            }

            // Create default ResultData
            ResultData resultData = new ResultData();
            resultData.setTransformerName(getName());
            return resultData;
        }

        @Override
        public Object getData(AccessResultData<?> accessResultData) {

            lastResponseData = responseData;

            if (responseData == null) {
                return null;
            }

            ResultData resultData = new ResultData();
            resultData.setTransformerName(name);
            // Store some dummy data
            resultData.setData("test data".getBytes());

            return resultData;
        }

        @Override

            final ResultData resultData = new ResultData();
            resultData.setData(new byte[0]);
            resultData.setEncoding(Constants.UTF_8);
            resultData.setTransformerName(Constants.NO_TRANSFORMER);
            processResult(urlQueue, responseData, resultData);
        } else if (isSuccessful(responseData)) {
            if (transformer == null) {

     * @throws CrawlerSystemException if file storage fails
     */
    @Override
    public void storeData(final ResponseData responseData, final ResultData resultData) {
        resultData.setTransformerName(getName());

        initBaseDir();

        final String url = responseData.getUrl();
        final String path = getFilePath(url);

        synchronized (this) {

            }
            buf.append(getAdditionalData(responseData, doc));
            buf.append(getResultDataFooter());

            final ResultData resultData = new ResultData();
            resultData.setTransformerName(getName());

            final String data = buf.toString().trim();
            try {
                resultData.setData(data.getBytes(charsetName));
            } catch (final UnsupportedEncodingException e) {

            throw new CrawlingAccessException("No response body.");
        }

        final ResultData resultData = new ResultData();
        resultData.setTransformerName(getName());
        try {
            resultData.setRawData(generateData(responseData));
            resultData.setSerializer(dataSerializer::fromObjectToBinary);
        } catch (final Exception e) {

        }

        // encoding
        updateCharset(responseData);

        final ResultData resultData = new ResultData();
        resultData.setTransformerName(getName());

        try {
            // data
            storeData(responseData, resultData);

            if (isHtml(responseData) && !responseData.isNoFollow()) {
                // urls