public class ActivityHelper {

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

    /**
     * The logger.
     */
    protected Logger logger = null;

    /**
     * The logger name.
     */
    protected String loggerName = "fess.log.audit";

    /**
     * The permission separator.
     */
    protected String permissionSeparator = "|";

 * <ul>
 *   <li>Retry up to 5 times</li>
 *   <li>Wait 500ms between retries</li>
 * </ul>
 *
 */
public class FaultTolerantClient implements CrawlerClient {

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

    /** The underlying crawler client */
    protected CrawlerClient client;

    /** Maximum number of retry attempts */

    public void delete(final String badWord) {
        if (logger.isDebugEnabled()) {
            logger.debug("Deleting bad word: index={}, word={}", arraySettings.arraySettingsIndexName, badWord);
        }
        arraySettings.delete(BAD_WORD_SETTINGS_KEY, badWord);
    }

    /**
     * Delete all bad words.
     */
    public void deleteAll() {
        if (logger.isInfoEnabled()) {

import java.util.logging.Logger;
import org.jspecify.annotations.NullMarked;

/**
 * A {@code TearDownStack} contains a stack of {@link TearDown} instances.
 *
 * <p>This class is thread-safe.
 *
 * @author Kevin Bourrillion
 * @since 10.0
 */
@GwtCompatible
@NullMarked
public class TearDownStack implements TearDownAccepter {
  private static final Logger logger = Logger.getLogger(TearDownStack.class.getName());

import java.util.logging.Logger;
import org.jspecify.annotations.NullMarked;

/**
 * A {@code TearDownStack} contains a stack of {@link TearDown} instances.
 *
 * <p>This class is thread-safe.
 *
 * @author Kevin Bourrillion
 * @since 10.0
 */
@GwtCompatible
@NullMarked
public class TearDownStack implements TearDownAccepter {
  private static final Logger logger = Logger.getLogger(TearDownStack.class.getName());

 *
 * <p>This class is package-private and intended for internal use by SuggestIndexer.
 */
public class IndexingOperations {

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

    private final Client client;
    private final SuggestSettings settings;
    private final SuggestWriter suggestWriter;

    /**
     * Constructor.
     *

      currentThread = Thread.currentThread()
      logger.addHandler(loggerHandler)
    }

    override fun secureConnectEnd(
      call: Call,
      handshake: Handshake?,
    ) {
      logger.removeHandler(loggerHandler)
    }

    override fun callEnd(call: Call) {
      // Cleanup log handler if failed.
      logger.removeHandler(loggerHandler)
    }

 * </ul>
 *
 * <p>Logging:</p>
 * <ul>
 *   <li>Uses {@code Logger} to log debug information when adding, deleting, or deleting all elevate words.</li>
 * </ul>
 */
public class ElevateWordSettings {
    private static final Logger logger = LogManager.getLogger(ElevateWordSettings.class);

    /** Key for elevate word settings. */

 */
package org.codelibs.core.lang;

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

/**
 * Utility class for Thread class
 *
 * @author shinsuke
 *
 */
public abstract class ThreadUtil {

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

    /**
     * Do not instantiate.
     */
    protected ThreadUtil() {
    }

    /**

 */
package org.codelibs.core.concurrent;

import java.util.concurrent.ForkJoinPool;

import org.codelibs.core.log.Logger;

/**
 * Utility for common pool operations.
 */
public abstract class CommonPoolUtil {
    private static final Logger logger = Logger.getLogger(CommonPoolUtil.class);

    protected CommonPoolUtil() {
        // nothing
    }

    /**