* alternative or supplementary search terms to improve search results.
 */
public class RelatedQueryHelper extends AbstractConfigHelper {
    private static final Logger logger = LogManager.getLogger(RelatedQueryHelper.class);

    /**
     * Map storing related queries organized by virtual host key and search term.

 * data stores, including bulk operations, document transformation, and error handling.
 */
public class IndexUpdateCallbackImpl implements IndexUpdateCallback {
    private static final Logger logger = LogManager.getLogger(IndexUpdateCallbackImpl.class);

    /**
     * Default constructor for index update callback implementation.
     * Creates a new instance with default values.
     */

 */
public class SuggestHelper {
    /**
     * Constructs a new suggest helper.
     */
    public SuggestHelper() {
        // do nothing
    }

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

    /** The separator for text content. */
    protected static final String TEXT_SEP = " ";

    /** The suggester instance for handling suggest operations. */

    logger.log("[$timeMs ms] $message")
  }

  open class Factory
    @JvmOverloads
    constructor(
      private val logger: HttpLoggingInterceptor.Logger = HttpLoggingInterceptor.Logger.DEFAULT,
    ) : EventListener.Factory {
      override fun create(call: Call): EventListener = LoggingEventListener(logger)
    }

  companion object

 */
@GwtCompatible
@NullMarked
public abstract class SloppyTearDown implements TearDown {
  private static final Logger logger = Logger.getLogger(SloppyTearDown.class.getName());

  @Override
  public final void tearDown() {
    try {
      sloppyTearDown();
    } catch (Throwable t) {
      logger.log(Level.INFO, "exception thrown during tearDown: " + t.getMessage(), t);
    }
  }

import java.util.Properties;

import org.codelibs.core.misc.DynamicProperties;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 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() {

 */
public class BoostQueryCommand extends QueryCommand {
    /**
     * Default constructor for BoostQueryCommand.
     */
    public BoostQueryCommand() {
        super();
    }

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

    @Override
    protected String getQueryClassName() {
        return BoostQuery.class.getSimpleName();
    }

    @Override

 */
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() {

     */
    public CorsHandlerFactory() {
        // Default constructor
    }

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

    /**
     * Map of origin patterns to their corresponding CORS handlers.
     */
    protected Map<String, CorsHandler> handerMap = new HashMap<>();

    /**
     * Adds a CORS handler for the specified origin.
     *

 * It implements rank fusion techniques to combine results from different search engines
 * and provides a unified search interface.
 */
public class RankFusionProcessor implements AutoCloseable {

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

    /** Array of rank fusion searchers available for processing search requests */
    protected RankFusionSearcher[] searchers = new RankFusionSearcher[1];