*   <li>Column names as metadata</li>
 *   <li>Configurable encoding and row limits</li>
 * </ul>
 */
public class CsvExtractor extends AbstractExtractor {
    /** Logger instance for this class. */
    private static final Logger logger = LogManager.getLogger(CsvExtractor.class);

    /** Default encoding for CSV files. */
    protected String encoding = Constants.UTF_8;

    /** Maximum number of rows to extract. */

 * </p>
 *
 * <p>
 * It depends on CrawlerContainer to get ExtractorFactory.
 * </p>
 */
public class TextTransformer extends AbstractTransformer {
    private static final Logger logger = LogManager.getLogger(TextTransformer.class);

    /**
     * The crawler container.
     */
    @Resource
    protected CrawlerContainer crawlerContainer;

    /**
     * The name of the charset.

import jakarta.annotation.Resource;

/**
 * API action for admin request header management.
 *
 */
public class ApiAdminReqheaderAction extends FessApiAdminAction {

    /** The logger for this class. */
    private static final Logger logger = LogManager.getLogger(ApiAdminReqheaderAction.class);

    // ===================================================================================

import jakarta.annotation.Resource;

/**
 * API action for admin web authentication management.
 *
 */
public class ApiAdminWebauthAction extends FessApiAdminAction {

    /** The logger for this class. */
    private static final Logger logger = LogManager.getLogger(ApiAdminWebauthAction.class);

    // ===================================================================================

import org.mockito.junit.jupiter.MockitoExtension;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Base test class providing common test infrastructure and utilities.
 * All test classes should extend this to ensure consistent test setup.
 */
@ExtendWith(MockitoExtension.class)
public abstract class BaseTest {

    protected final Logger logger = LoggerFactory.getLogger(getClass());

    @BeforeEach

 *
 */
public class HcConnectionMonitorTarget implements TimeoutTarget {
    private static final Logger logger = LogManager.getLogger(HcConnectionMonitorTarget.class);

    private final HttpClientConnectionManager clientConnectionManager;

    /**
     * The timeout duration (in milliseconds) for idle connections.
     */
    private final long idleConnectionTimeout;

    /**
     * Constructs a new HcConnectionMonitorTarget.

 * hot threads, which helps identify performance bottlenecks and resource
 * usage issues in the search engine cluster.
 */
public class HotThreadMonitorTarget extends MonitorTarget {
    private static final Logger logger = LogManager.getLogger(HotThreadMonitorTarget.class);

    /**
     * Default constructor for HotThreadMonitorTarget.
     */
    public HotThreadMonitorTarget() {
        super();
    }

    @Override

     */
    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    /**
     * Returns the logger instance for this class.
     *
     * @return the logger instance
     */
    @Override
    public Logger getLogger() {
        return logger;
    }

    /**
     * Stores parsed data from response into result data.

 * at runtime. When a MIME type is not found in the mapping, a default value
 * is returned.
 */
public class FileTypeHelper {
    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(FileTypeHelper.class);

    /** Default file type value returned when MIME type is not found in mappings */
    protected String defaultValue = "others";

     */
    public AdminSereqAction() {
        super();
    }

    /** Role name for admin search request operations */
    public static final String ROLE = "admin-sereq";

    private static final Logger logger = LogManager.getLogger(AdminSereqAction.class);

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);