* thrown by {@linkplain MoreExecutors#directExecutor direct execution}) will be caught and logged.
 *
 * @author Nishant Thakkar
 * @author Sven Mawson
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class ExecutionList {
  /** Logger to log exceptions caught when running runnables. */
  private static final LazyLogger log = new LazyLogger(ExecutionList.class);

  /**

                return null;
            }
            logger.warn("timeToLive is deprecated. Please use time_to_live.");
        }
        try {
            return Integer.parseInt(value);
        } catch (final NumberFormatException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Invalid format: {}", value, e);
            }
        }
        return null;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.helper.SearchLogHelper;
import org.codelibs.fess.util.ComponentUtil;

/**
 * Job for aggregating and storing search logs.
 * This job processes search logs and stores them in the search log repository.
 */
public class AggregateLogJob {

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

    /**

                if (logger.isDebugEnabled()) {
                    logger.debug("Using exclude pattern: {}", pattern);
                }
            }
            if (paramMap.get(URL_EXCLUDE_PATTERN) instanceof final Pattern pattern) {
                if (pattern.matcher(url).matches()) {
                    if (logger.isDebugEnabled()) {

import org.slf4j.Logger;

@Named
@Singleton
@Deprecated(since = "4.0.0")
public class ToolchainManagerFactory {

    private final Lookup lookup;
    private final Logger logger;

    @Inject
    ToolchainManagerFactory(Lookup lookup) {
        this(lookup, null);
    }

    protected ToolchainManagerFactory(Lookup lookup, Logger logger) {
        this.lookup = lookup;

    public AdminKeymatchAction() {
        super();
    }

    /** The role name for key match administration. */
    public static final String ROLE = "admin-keymatch";

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

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

 * 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.
     */

 * Job class for updating label information in the search index.
 * 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;

    /**

            if (logger.isDebugEnabled()) {
                logger.debug("Silent token acquisition successful");
            }
            return result;
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Silent token acquisition failed: {}", e.getMessage());
            }
            return null;

     * That may introduce an extra class for each lambda (currently a dozen).
     */
    Logger local = logger;
    if (local != null) {
      return local;
    }
    synchronized (lock) {
      local = logger;
      if (local != null) {
        return local;
      }
      return logger = Logger.getLogger(loggerName);
    }
  }