// Test task creation with null document map
        String path = "/path/to/document.pdf";

        Tuple3<String, String, String> task = thumbnailGenerator.createTask(path, null);
        assertNull(task);
    }

    public void test_createTask_withEmptyDocMap() {
        // Test task creation with empty document map
        String path = "/path/to/document.pdf";

=xt.getOrCreateInstance(n);if(i)return t.stopPropagation(),o.show(),void o._selectMenuItem(t);o._isShown()&&(t.stopPropagation(),o.hide(),n.focus())}}F.on(document,wt,Et,xt.dataApiKeydownHandler),F.on(document,wt,Tt,xt.dataApiKeydownHandler),F.on(document,yt,xt.clearMenus),F.on(document,"keyup.bs.dropdown.data-api",xt.clearMenus),F.on(document,yt,Et,(function(t){t.preventDefault(),xt.getOrCreateInstance(this).toggle()})),b(xt);const Mt="show",jt="mousedown.bs.backdrop",Ft={className:"modal-backd...

        return null; // ignore
    }

    /**
     * Retrieves a specific document by ID.
     *
     * @param id the document ID to retrieve
     * @return JSON response containing the document
     */
    // GET /api/admin/searchlist/doc/{doc_id}
    @Execute
    public JsonResponse<ApiResult> get$doc(final String id) {

        }

    }

    /**
     * Calculates the document expiration date based on crawling configuration.
     * If the config has a timeToLive value, calculates expiration from current time.
     * Otherwise, returns the stored document expiration time.
     *
     * @param config the crawling configuration containing time-to-live settings
     * @return the document expiration date, or null if no expiration is set
     */

        };
    }

    /**
     * Parses a search hit from OpenSearch and converts it to a document map.
     *
     * @param fessConfig the Fess configuration
     * @param hlPrefix the highlight prefix for field names
     * @param searchHit the search hit to parse
     * @return the parsed document as a map
     */

    //                                                                      ==============
    /**
     * Handles document redirection requests.
     * Validates the document ID, logs click events if enabled, and redirects
     * to the target URL or serves file content directly if configured.
     *
     * @param form the go form containing document ID and tracking parameters
     * @return action response for redirection or content streaming

     * Represents a field facet with its name and value counts.
     * Each field facet contains multiple values with their respective document counts.
     */
    public static class Field {
        /**
         * Map containing field values and their document counts.
         * Keys are field values as strings, values are document counts.
         */
        protected Map<String, Long> valueCountMap = new LinkedHashMap<>();

        /**

import jakarta.annotation.PostConstruct;

/**
 * Helper class for document processing and manipulation in the Fess search system.
 * This class provides utilities for processing document content, titles, and digests,
 * handling text normalization, content extraction, and similar document hash encoding/decoding.
 * It also manages document processing requests and integrates with the crawler system.
 *
 */

    }

    /**
     * Deletes document-related suggest words.
     *
     * @return JSON response indicating success or failure
     */
    // DELETE /api/admin/suggest/document
    @Execute
    public JsonResponse<ApiResult> delete$document() {
        if (!suggestHelper.deleteDocumentWords()) {

        fileTypeHelper.add("application/pdf", "document");
        fileTypeHelper.add("application/msword", "document");
        fileTypeHelper.add("text/plain", "text");

        String[] types = fileTypeHelper.getTypes();
        assertEquals(2, types.length);

        Arrays.sort(types);
        assertEquals("document", types[0]);
        assertEquals("text", types[1]);
    }