mimeType = "application/octet-stream";
        } else {
            logger.debug("Unknown response: response={}", response);
            return;
        }
        adjustActionResponseHeaders(mimeType, (k, v) -> {
            if (logger.isDebugEnabled()) {
                logger.debug("Apply header: key={}, value={}, mimeType={}", k, v, mimeType);
            }
            response.header(k, v);

 * It maintains a list of DuplicateHost rules and applies them to URLs.
 *
 */
public class DuplicateHostHelper {
    private static final Logger logger = LogManager.getLogger(DuplicateHostHelper.class);

    /** List of duplicate host rules for URL conversion */
    protected List<DuplicateHost> duplicateHostList;

    /**

import org.opensearch.script.Script;

import jakarta.annotation.PostConstruct;

/**
 * Helper class for language detection.
 */
public class LanguageHelper {
    private static final Logger logger = LogManager.getLogger(LanguageHelper.class);

    /** An array of language fields. */
    protected String[] langFields;

    /** An array of supported languages. */
    protected String[] supportedLanguages;

 * that are validated against the admin role configuration.</p>
 */
public abstract class FessApiAdminAction extends FessApiAction {

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

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

    /**

import org.codelibs.core.exception.ParserConfigurationRuntimeException;
import org.codelibs.core.log.Logger;

/**
 * Utility class for {@link DocumentBuilderFactory}.
 *
 * @author higa
 */
public abstract class DocumentBuilderFactoryUtil {

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

    /**
     * Do not instantiate.
     */

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.lastaflute.core.direction.CurtainFinallyHook;
import org.lastaflute.core.direction.FwAssistantDirector;

/**
 * The hook for curtain finally.
 *
 * @author jflute
 */
public class FessCurtainFinallyHook implements CurtainFinallyHook {

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

    @Override

 *
 * Ingesters are automatically sorted by priority, with lower numbers having higher priority.
 */
public class IngestFactory {
    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(IngestFactory.class);

    /** Array of registered ingesters, sorted by priority */
    private Ingester[] ingesters = {};

    /**
     * Default constructor.
     */
    public IngestFactory() {

    }

    /**
     * Prints thread dump information to the logger at INFO level.
     */
    public static void printThreadDump() {
        processThreadDump(logger::info);
    }

    /**
     * Prints thread dump information to the logger at WARN level.
     */
    public static void printThreadDumpAsWarn() {
        processThreadDump(logger::warn);
    }

    /**

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("Exception in an internal extractor.", e);
                        }
                    }
                }
            }
        } catch (final MessagingException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Exception in parsing BodyPart.", e);
            }
        }