}
        return 0L;
    }

    /**
     * Updates a specific field of a document in the search index.
     *
     * @param searchEngineClient the search engine client to use for the update
     * @param id the document ID to update
     * @param field the field name to update
     * @param value the new value for the field
     * @return true if the update was successful, false otherwise
     */

    /**
     * Retrieves a paginated list of character mapping items from the specified dictionary.
     * <p>
     * This method fetches character mapping items with pagination support and updates
     * the pager with the current page information including total count and page ranges.
     * </p>
     *
     * @param dictId the dictionary ID to retrieve character mappings from

    public void deleteByJobStatus(final List<String> jobStatusList) {
        jobLogBhv.queryDelete(cb -> {
            cb.query().setJobStatus_InScope(jobStatusList);
        });
    }

    /**
     * Updates the status of expired jobs that haven't finished.
     * Jobs that have been running longer than the expired job interval
     * without an end time are marked as failed.
     */
    public void updateStatus() {

    @Resource
    protected FessConfig fessConfig;

    /**
     * Retrieves a paginated list of file configurations based on the provided pager criteria.
     * This method applies search conditions from the pager and updates the pager with
     * pagination information including page numbers and result counts.
     *
     * @param fileConfigPager the pager containing search criteria and pagination settings

     */
    public OptionalEntity<BoostDocumentRule> getBoostDocumentRule(final String id) {
        return boostDocumentRuleBhv.selectByPK(id);
    }

    /**
     * Stores (inserts or updates) a boost document rule.
     * @param boostDocumentRule The boost document rule to store.
     */
    public void store(final BoostDocumentRule boostDocumentRule) {

        Thread.sleep(50); // Ensure sufficient time difference
        registration.updateHeartbeat();

        // After update, should not be expired with long timeout
        assertFalse(registration.isExpired(60000));

        // Verify heartbeat was actually updated
        assertTrue(registration.getLastHeartbeat() > initialTime);
    }

    @Test
    void testExpiration() throws InterruptedException {

        }).createPageNumberList());

        return scheduledJobList;
    }

    /**
     * Gets a list of scheduled jobs that have been updated after a specific time.
     * @param updateTime The update time.
     * @return A list of scheduled jobs.
     */
    public List<ScheduledJob> getScheduledJobListAfter(final long updateTime) {
        return scheduledJobBhv.selectPage(cb -> {

    @DisplayName("getMechs returns configured mechs and setMechs updates them")
    void testGetSetMechs() {
        SpnegoContext ctx = newContext();
        assertArrayEquals(this.mechs, ctx.getMechs());
        ASN1ObjectIdentifier[] updated = new ASN1ObjectIdentifier[] { new ASN1ObjectIdentifier("1.2.840.113554.1.2.2") };
        ctx.setMechs(updated);
        assertArrayEquals(updated, ctx.getMechs());
    }

    @Test

        supportedLanguages = fessConfig.getSupportedLanguagesAsArray();
        maxTextLength = fessConfig.getIndexerLanguageDetectLengthAsInteger();
    }

    /**
     * Updates a document with language information.
     *
     * @param doc The document to update.
     */
    public void updateDocument(final Map<String, Object> doc) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

- **Build Tool**: Maven 3.x
- **Test Coverage**: JaCoCo plugin enabled

## Code Style

- Uses external Eclipse formatter configuration from CodeLibs
- Apache License 2.0 headers on all source files (updated to 2025)
- Comprehensive Javadoc documentation required
- Code coverage reporting with JaCoCo

## Test Coverage

The project includes comprehensive unit tests for all core components: