public void store(final DictionaryFile<? extends DictionaryItem> dictFile, final File file) {
        getDictionaryFile(dictFile.getId()).ifPresent(currentFile -> {
            if (currentFile.getTimestamp().getTime() > dictFile.getTimestamp().getTime()) {
                throw new DictionaryException(dictFile.getPath() + " was updated.");
            }

            // TODO use stream

                }
                if (responseData.getLastModified() == null) {
                    return true;
                }
                if (responseData.getLastModified().getTime() <= lastModified.getTime() && httpStatusCode == HTTP_STATUS_OK) {

                    log(logHelper, LogType.NOT_MODIFIED, crawlerContext, urlQueue);

            // MSAL4J handles token refresh internally through silent authentication
            // Check if token is still valid by comparing absolute timestamps
            final long tokenExpiryTime = authResult.expiresOnDate().getTime(); // milliseconds since epoch
            final long currentTime = ComponentUtil.getSystemHelper().getCurrentTimeAsLong(); // milliseconds since epoch
            if (tokenExpiryTime < currentTime) {

        }
        final ResponseData responseData = fsClient.doHead("file:" + path);
        assertNotNull(responseData.getLastModified());
        assertTrue(responseData.getLastModified().getTime() < new Date().getTime());
        assertNull(responseData.getResponseBody());
    }

    public void test_doHead_dir() throws Exception {
        final File file = ResourceUtil.getResourceAsFile("test");

            final ResponseData responseData = ftpClient.doHead("ftp://localhost:" + FTP_PORT + "/text1.txt");
            assertNotNull(responseData.getLastModified());
            assertTrue(responseData.getLastModified().getTime() < new Date().getTime());
            assertNull(responseData.getResponseBody());
        } finally {
            if (server != null) {
                server.stop();
            }
        }
    }

            return null;
        }

        try {
            if (PDF_DATE.equals(format)) {
                final Calendar cal = DateConverter.toCalendar(value);
                return cal != null ? cal.getTime() : null;
            }

            final long time = Joda.forPattern(format).parseMillis(value);
            return new Date(time);
        } catch (final Exception e) {
            return null;
        }

        if (file.isFile()) {
            responseData.setHttpStatusCode(Constants.OK_STATUS_CODE);
            responseData.setCharSet(Constants.UTF_8);
            responseData.setLastModified(file.getTimestamp().getTime());

            // check file size
            responseData.setContentLength(file.getSize());
            checkMaxContentLength(responseData);

            if (file.getUser() != null) {

         */
        @Override
        public String getAsString(final Object value) {
            if (value instanceof Date) {
                return DEFAULT_DATE_PRINTER.print(((Date) value).getTime());
            }
            return null;
        }

        /**
         * Converts a string representation of a date to a Timestamp object.
         *