* @return the batch limit for the command, or null if not set
     */
    protected Integer doGetBatchLimit(final String cmd) {
        return null;
    }

    /**
     * Initializes the resolver order for name resolution.
     *
     * @param ro comma-separated list of resolver types (LMHOSTS, WINS, BCAST, DNS)
     */
    protected void initResolverOrder(final String ro) {

    /** Factory for creating ingesters to process documents */
    private IngestFactory ingestFactory = null;

    /**
     * Initializes the callback implementation after dependency injection.
     * Sets up configuration values and initializes the ingest factory if available.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {

        response = new Trans2SetFileInformationResponse(config);
    }

    @Test
    @DisplayName("Test constructor initializes object correctly")
    void testConstructor() {
        // Test that the constructor properly initializes the object
        assertNotNull(response);
        // The command is not set in the constructor, defaults to 0
        assertEquals(0, response.getCommand());

 * This class manages field configurations for various query operations including
 * response fields, search fields, facet fields, sort fields, and highlighting.
 * It initializes field mappings from the FessConfig and provides methods to
 * query field properties and capabilities.
 */
public class QueryFieldConfig {

    /**
     * Default constructor.
     */

    /** The interval for storing search logs. */
    protected long searchStoreInterval = 1; // min

    /**
     * Initializes the SuggestHelper.
     * This method sets up the suggester, configures field names, and initializes
     * the connection to the search engine.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {

    /**
     * Default constructor for RankFusionProcessor.
     * Initializes the processor with default values. The actual initialization
     * is performed by the init() method which is called after construction.
     */
    public RankFusionProcessor() {
        // Default constructor - initialization is done in init() method
    }

    /**
     * Initializes the rank fusion processor after construction.

    /** Cache for storing statistics objects keyed by crawler object identifiers. */
    protected LoadingCache<String, StatsObject> statsCache;

    /**
     * Initializes the crawler statistics helper.
     * Sets up the statistics logger and creates the cache for storing
     * statistics objects with the configured size and expiration settings.
     */
    @PostConstruct

     */
    protected final List<DataCrawlingThread> dataCrawlingThreadList = Collections.synchronizedList(new ArrayList<>());

    /**
     * Creates a new instance of DataIndexHelper.
     * This constructor initializes the helper for managing data crawling operations,
     * including thread pool management and session-based crawling coordination.
     */
    public DataIndexHelper() {

    @BeforeEach
    public void setUp() {
        serverData = new ServerData();
    }

    /**
     * Test default constructor initializes all fields with default values
     */
    @Test
    @DisplayName("Test default constructor initializes fields with default values")
    public void testDefaultConstructor() {
        // Then - verify all fields have default values

        if (clazz != null) {
            return clazz;
        }
        return forName(className);
    }

    /**
     * Creates and initializes a new instance of the class using its default constructor.
     *
     * @param <T>
     *            The class represented by the {@link Class} object
     * @param clazz