/** FULLWIDTH CENT SIGN */
    public static final char FULLWIDTH_CENT_SIGN = '\uFFE0';

    /** POUND SIGN */
    public static final char POUND_SIGN = '\u00A3';

    /** FULLWIDTH POUND SIGN */
    public static final char FULLWIDTH_POUND_SIGN = '\uFFE1';

    /** NOT SIGN */
    public static final char NOT_SIGN = '\u00AC';

    /** FULLWIDTH NOT SIGN */

     * @return The value of found property. (NotNull: if not found, exception)
     * @throws ConfigPropertyNotFoundException When the property is not found.
     */
    String get(String propertyKey);

    /**
     * Is the property true?
     * @param propertyKey The key of the property which is boolean type. (NotNull)
     * @return The determination, true or false. (if not found, exception)

errors.design_editor_disabled=This feature is disabled.
errors.not_found_on_file_system=Not Found: {0}
errors.could_not_open_on_system=Could not open {0}. <br/>Please check if the file is associated with an application.
errors.result_size_exceeded=No more results could be displayed.
errors.target_file_does_not_exist={0} file does not exist.
errors.failed_to_delete_file=Failed to delete {0} file.
errors.docid_not_found=Not found Doc ID:{0}

public class ContentNotFoundException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    public ContentNotFoundException(final String parentUrl, final String url) {
        super("Not Found: " + url + " Parent: " + parentUrl, false, false);
    }

        assertUrlLink("ftp:/home/taro/%E3%81%82.txt", //
                "file://home/taro/%E3%81%82.txt");

        assertUrlLink(null, "#not-found-docId");
        assertUrlLink("", "#not-found-docId");
        assertUrlLink(" ", "#not-found-docId");
    }

    private void assertUrlLink(String url, String expected) {
        Map<String, Object> doc = new HashMap<>();
        doc.put("doc_id", "docId");

        try {
            final StreamResponse response = viewHelper.asContentResponse(doc);
            if (response.getHttpStatus().orElse(200) == 404) {
                logger.debug("Not found: {}", targetUrl);
                saveError(messages -> messages.addErrorsNotFoundOnFileSystem(GLOBAL, targetUrl));
                return redirect(ErrorAction.class);
            }
            return response;

            if (totalCount != 0) {
                logger.info("Created {} thumbnail files.", totalCount);
            } else {
                logger.info("No new thumbnails found.");
            }
            exitCode = 0;
        } catch (final ContainerNotAvailableException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("ThumbnailGenerator is stopped.", e);

            dataStore = dataStoreFactory.getDataStore(dataConfig.getHandlerName());
            if (dataStore == null) {
                logger.error("DataStore({}) is not found.", dataConfig.getHandlerName());
            } else {
                try {
                    dataStore.store(dataConfig, indexUpdateCallback, initParamMap);
                } catch (final Throwable e) {

        if (docList.isEmpty()) {
            return null;
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Found documents: {}", docList);
        }
        final Set<RequestData> urlSet = new HashSet<>(docList.size());
        for (final Map<String, Object> doc : docList) {

                case NtStatus.NT_STATUS_NO_SUCH_FILE:
                case NtStatus.NT_STATUS_OBJECT_NAME_INVALID:
                case NtStatus.NT_STATUS_OBJECT_NAME_NOT_FOUND:
                case NtStatus.NT_STATUS_OBJECT_PATH_NOT_FOUND:
                    break;
                default:
                    throw se;
            }
        }