}

        // Verify that the scroll method exists with correct signature
        try {
            SearchEngineUtil.class.getMethod("scroll", String.class, java.util.function.Function.class);
        } catch (NoSuchMethodException e) {
            fail("scroll method should exist with correct signature");
        }
    }

    @Test

            if (logger.isDebugEnabled()) {
                logger.debug("Failed to process a scroll request.", e);
            }
            writeJsonResponse(HttpServletResponse.SC_BAD_REQUEST, e);
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Failed to process a scroll request.", e);
            }

    /**
     * Get the value for the key 'api.search.scroll'. <br>
     * The value is, e.g. false <br>
     * comment: Whether to enable scroll for API search.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getApiSearchScroll();

    /**
     * Is the property for the key 'api.search.scroll' true? <br>
     * The value is, e.g. false <br>

        final String index = "fess_basic_config";
        final ZipEntry entry = new ZipEntry(id + "/fess_basic_config.bulk");
        try {
            zos.putNextEntry(entry);
            SearchEngineUtil.scroll(index, hit -> {
                final String data = "{\"index\":{\"_index\":\"" + index + "\",\"_id\":\"" + StringEscapeUtils.escapeJson(hit.getId())
                        + "\"}}\n" + hit.getSourceAsString() + "\n";

}

/* ============================================
   Chat messages area
   ============================================ */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    scroll-behavior: smooth;
    min-height: 200px;
}

.chat-messages:not(:has(.chat-message)) .empty-state {
    display: flex;
}

.chat-messages:has(.chat-message) .empty-state {
    display: none;
}

     * Update UI state
     */
    function updateUI() {
        elements.sendBtn.prop('disabled', state.isProcessing);
        elements.chatInput.prop('disabled', state.isProcessing);
    }

    /**
     * Scroll chat to bottom
     */
    function scrollToBottom() {
        elements.chatMessages.scrollTop(elements.chatMessages[0].scrollHeight);
    }

    /**
     * Render Markdown text to sanitized HTML.