out.flush();

            Extractor extractor = StringUtil.isBlank(mimeType) ? null : extractorFactory.getExtractor(mimeType);
            if (extractor == null) {
                final String detectedMimeType = getMimeType(out);
                extractor = extractorFactory.getExtractor(detectedMimeType);
                if (extractor == null) {
                    if (logger.isDebugEnabled()) {

     * @throws ExtractException if an error occurs while reading the file
     */
    protected String getOutputContent(final File outputFile, final String outExt) {
        final Extractor extractor = getExtractor(outExt);
        if (extractor != null) {
            final Map<String, String> params = new HashMap<>();
            params.put(ExtractData.RESOURCE_NAME_KEY, outputFile.getName());

            final String mimeType = mimeTypeHelper.getContentType(null, filename);
            if (mimeType != null) {
                final Extractor extractor = extractorFactory.getExtractor(mimeType);
                if (extractor != null) {
                    try (final InputStream in = bodyPart.getInputStream()) {
                        final Map<String, String> map = new HashMap<>();

     */
    protected DataSerializer dataSerializer;

    /**
     * Get the extractor.
     * @param responseData The response data.
     * @return The extractor.
     */
    protected abstract Extractor getExtractor(ResponseData responseData);

    @Override
    public ResultData transform(final ResponseData responseData) {
        if (responseData == null || !responseData.hasResponseBody()) {

        final String mimeType = mimeTypeHelper.getContentType(null, filename);
        if (mimeType != null) {
            final Extractor extractor = extractorFactory.getExtractor(mimeType);
            if (extractor != null) {
                try (COSInputStream is = embeddedFile.createInputStream()) {
                    final Map<String, String> map = new HashMap<>();