* 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

 * that provides additional functionality for Windows NT-specific operations.
 */
public abstract class SmbComNtTransactionResponse extends SmbComTransactionResponse {

    private static final Logger log = LoggerFactory.getLogger(SmbComNtTransactionResponse.class);

    /**
     * Constructs an NT transaction response.
     * @param config the configuration context for this response
     */

 *   <li>Logs a warning if an exception occurs during connection monitoring.</li>
 * </ul>
 *
 */
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.
     */

            if (fessConfig.isCrawlerDocumentFileIgnoreEmptyContent() && StringUtil.isBlank(content)) {
                return null;
            }
            if (getLogger().isDebugEnabled()) {
                getLogger().debug("ExtractData: {}", extractData);
            }
            // meta
            extractData.getKeySet().stream().filter(k -> extractData.getValues(k) != null).forEach(key -> {

public class PingSearchEngineJob {

    /**
     * Default constructor.
     */
    public PingSearchEngineJob() {
        // Default constructor
    }

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

    /**
     * Executes the ping job.
     *
     * @return the execution result
     */
    public String execute() {

/**
 * Test implementation of system properties that loads from classpath
 */
public class TestSystemProperties extends DynamicProperties {

    private static final Logger logger = LoggerFactory.getLogger(TestSystemProperties.class);

    public TestSystemProperties() {
        // Create a temporary file to satisfy DynamicProperties constructor
        super(createTempFile());
        loadTestProperties();
    }

 * This job processes documents and updates their label fields based on URL pattern matching.
 */
public class UpdateLabelJob {

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

    /**
     * Query builder for filtering documents to be processed.
     */
    protected QueryBuilder queryBuilder = null;

    /**
     * Default constructor for UpdateLabelJob.

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

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

    /** Factory for creating and managing ingesters */
    private IngestFactory ingestFactory = null;

    /**
     * Initializes the processor after dependency injection.

 * based on crawling configuration parameters.
 */
public class FessUrlQueueService extends OpenSearchUrlQueueService {

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

    /** Configuration value for sequential URL processing order */
    protected static final String ORDER_SEQUENTIAL = "sequential";

/**
 * Utilities for performing thread interruption in tests
 *
 * @author Kevin Bourrillion
 * @author Chris Povirk
 */
@NullUnmarked
final class InterruptionUtil {
  private static final Logger logger = Logger.getLogger(InterruptionUtil.class.getName());

  /** Runnable which will interrupt the target thread repeatedly when run. */
  private static final class Interruptenator implements Runnable {
    private final long everyMillis;