logger.debug("Backup download requested: id={}", id);
        }

        if (stream(fessConfig.getIndexBackupAllTargets()).get(stream -> stream.anyMatch(s -> s.equals(id)))) {
            if ("system.properties".equals(id)) {
                return asStream(id).contentTypeOctetStream().stream(out -> {
                    try (final ByteArrayOutputStream baos = new ByteArrayOutputStream()) {

        verifyTokenKeep(() -> downloadpage(form.dictId));
        return protwordsService.getProtwordsFile(form.dictId)
                .map(file -> asStream(new File(file.getPath()).getName()).contentTypeOctetStream().stream(out -> {
                    file.writeOut(out);
                }))
                .orElseGet(() -> {

        validateApi(body, messages -> {});
        return stemmerOverrideService.getStemmerOverrideFile(body.dictId)
                .map(file -> asStream(new File(file.getPath()).getName()).contentTypeOctetStream().stream(out -> {
                    file.writeOut(out);
                }))
                .orElseGet(() -> {
                    throwValidationErrorApi(messages -> messages.addErrorsFailedToDownloadProtwordsFile(GLOBAL));

     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public ActionResponse download(final DownloadForm form) {
        validate(form, messages -> {}, () -> downloadpage(form.dictId));
        verifyTokenKeep(() -> downloadpage(form.dictId));
        return stopwordsService.getStopwordsFile(form.dictId)

     * @return stream response containing the CSV file data
     */
    // GET /api/admin/badword/download
    @Execute
    public StreamResponse get$download(final DownloadBody body) {
        validateApi(body, messages -> {});
        return asStream("badword.csv").contentTypeOctetStream().stream(out -> {

     *
     * @param body download parameters
     * @return stream response containing the CSV file
     */
    @Execute
    public StreamResponse get$download(final DownloadBody body) {
        validateApi(body, messages -> {});
        return asStream("elevate.csv").contentTypeOctetStream().stream(out -> {

     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public ActionResponse download(final DownloadForm form) {
        verifyToken(this::asDownloadHtml);

        return asStream("badword.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-badword-", ".csv").toPath();
            try {

            return null;
        }
        validate(form, messages -> {}, this::asListHtml);
        verifyTokenKeep(this::asListHtml);
        return asStream(file.getName()).contentTypeOctetStream().stream(out -> {
            try (FileInputStream fis = new FileInputStream(file)) {
                out.write(fis);
            }
        });
    }

    /**
     * Delete a design file.

        verifyTokenKeep(() -> downloadpage(form.dictId));
        return kuromojiService.getKuromojiFile(form.dictId)
                .map(file -> asStream(new File(file.getPath()).getName()).contentTypeOctetStream().stream(out -> {
                    file.writeOut(out);
                }))
                .orElseGet(() -> {

                    op -> op.exclude(Stream.concat(Stream.of(Constants.COMMON_CONVERSION_RULE), Stream.of(Constants.PERMISSIONS))
                            .toArray(n -> new String[n])));
            final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();
            entity.setPermissions(split(form.permissions, "\n").get(