* @since 2.0.9, renamed from <code>DefaultJavaToolchainFactory</code> in 3.2.4
 */
@Named("jdk")
@Singleton
public class JavaToolchainFactory implements ToolchainFactory {
    private final Logger logger = LoggerFactory.getLogger(getClass());

    public ToolchainPrivate createToolchain(ToolchainModel model) throws MisconfiguredToolchainException {
        if (model == null) {
            return null;
        }

import logging

    }
    return returnValue;
  }

  // This is the old implementation of ExecutionList using a LinkedList.
  private static final class OldExecutionList {
    static final Logger log = Logger.getLogger(OldExecutionList.class.getName());
    final Queue<OldExecutionList.RunnableExecutorPair> runnables = Lists.newLinkedList();
    boolean executed = false;

    public void add(Runnable runnable, Executor executor) {

    }
    return returnValue;
  }

  // This is the old implementation of ExecutionList using a LinkedList.
  private static final class OldExecutionList {
    static final Logger log = Logger.getLogger(OldExecutionList.class.getName());
    final Queue<OldExecutionList.RunnableExecutorPair> runnables = Lists.newLinkedList();
    boolean executed = false;

    public void add(Runnable runnable, Executor executor) {

        try (MockedStatic<LoggerFactory> mockedLoggerFactory = Mockito.mockStatic(LoggerFactory.class)) {
            mockedLoggerFactory
                    .when(() -> LoggerFactory.getLogger(DefaultClassRealmManager.class))
                    .thenReturn(logger);

            classRealmManager = newDefaultClassRealmManager(container);

import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;

/**
 * @author shinsuke
 *
 */
public class CrawlerStatsHelper {
    private static final Logger logger = LogManager.getLogger(CrawlerStatsHelper.class);

    private static final String BEGIN_KEY = "begin";

    protected Logger statsLogger = null;

    protected String loggerName = "fess.log.crawler.stats";

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.LinkedList;

public class DefaultGenerationListener implements GenerationListener {
    private static final Logger LOGGER = LoggerFactory.getLogger(DefaultGenerationListener.class);
    private final LinkedList<String> contextStack = new LinkedList<String>();

    @Override
    public void warning(String message) {

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);

    public static void sleep(final long millis) {
        if (millis < 1L) {
            return;
        }
        try {
            Thread.sleep(millis);

import org.codelibs.fess.dict.DictionaryFile;
import org.codelibs.fess.dict.DictionaryItem;

public class CharMappingCreator extends DictionaryCreator {
    private static final Logger logger = LogManager.getLogger(CharMappingCreator.class);

    public CharMappingCreator() {
        super("mapping.*\\.txt");
    }

    @PostConstruct
    public void register() {
        if (logger.isInfoEnabled()) {

import org.codelibs.fess.dict.DictionaryFile;
import org.codelibs.fess.dict.DictionaryItem;

public class SynonymCreator extends DictionaryCreator {
    private static final Logger logger = LogManager.getLogger(SynonymCreator.class);

    public SynonymCreator() {
        super("synonym.*\\.txt");
    }

    @PostConstruct
    public void register() {
        if (logger.isInfoEnabled()) {