});
        });
    }

    /**
     * Download a char mapping file.
     * @param form The download form.
     * @return The action response.
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public ActionResponse download(final DownloadForm form) {
        validate(form, messages -> {}, () -> downloadpage(form.dictId));

     * Uploads stopwords dictionary file.
     *
     * @param dictId the dictionary ID
     * @param form the upload form containing the dictionary file
     * @return JSON response with result status
     */
    // PUT /api/admin/dict/stopwords/upload/{dictId}
    @Execute
    public JsonResponse<ApiResult> put$upload(final String dictId, final UploadForm form) {
        form.dictId = dictId;
        validateApi(form, messages -> {});

    }

    // Test reload with InputStream
    @Test
    public void test_reload_withComments() {
        String content = "# This is a comment\n" + "word1\n" + "\n" + // empty line
                "word2\n" + "# Another comment\n" + "word3\n";

        InputStream is = new ByteArrayInputStream(content.getBytes(StandardCharsets.UTF_8));
        stopwordsFile.reload(null, is);

            });
        });
    }

    /**
     * Handles the upload of synonym dictionary files.
     *
     * @param form the upload form containing the file to upload
     * @return HTML response after processing the upload
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse upload(final UploadForm form) {
        validate(form, messages -> {}, () -> uploadpage(form.dictId));

    }

    // -----------------------------------------------------
    //                                              Download
    //                                               -------
    /**
     * Shows the download page for exporting elevate words.
     *
     * @return HTML response for the download page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse downloadpage() {

                        </ol>
                    </div>
                </div>
            </div>
        </div>
        <section class="content">
            <la:form action="/admin/dict/synonym/upload" enctype="multipart/form-data">
                <la:hidden property="dictId"/>
                <div class="row">
                    <div class="col-md-12">
                        <div class="card card-outline card-success">

                        </ol>
                    </div>
                </div>
            </div>
        </div>
        <section class="content">
            <la:form action="/admin/dict/protwords/upload" enctype="multipart/form-data">
                <la:hidden property="dictId"/>
                <div class="row">
                    <div class="col-md-12">
                        <div class="card card-outline card-success">

                                        <la:link href="../downloadpage/${f:u(dictId)}"
                                                 styleClass="btn btn-primary btn-xs">
                                            <i class="fa fa-download" aria-hidden="true"></i>
                                            <la:message key="labels.dict_protwords_link_download"/>
                                        </la:link>

     *
     * @param dictId the dictionary ID
     * @param form the upload form containing the dictionary file
     * @return JSON response with result status
     */
    // PUT /api/admin/dict/stemmerOverride/upload/{dictId}
    @Execute
    public JsonResponse<ApiResult> put$upload(final String dictId, final UploadForm form) {
        form.dictId = dictId;
        validateApi(form, messages -> {});

        try (MappingUpdater updater = new MappingUpdater(item)) {
            reload(updater);
        }
    }

    /**
     * Reloads the character mapping items from the dictionary file.
     *
     * @param updater the mapping updater to use for writing changes, or null for read-only reload
     */
    protected void reload(final MappingUpdater updater) {