if (indexName == null) {
            final String name = ComponentUtil.getFessConfig().getIndexUserIndex();
            indexName = super.asEsIndex().replaceFirst(Pattern.quote("fess_user"), name);
        }
        return indexName;
    }

    @Override
    protected <RESULT extends Group> RESULT createEntity(final Map<String, Object> source, final Class<? extends RESULT> entityType) {
        try {

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/** A regex pattern implementation which is backed by the {@link Pattern}. */
@GwtIncompatible
final class JdkPattern extends CommonPattern implements Serializable {
  private final Pattern pattern;

  JdkPattern(Pattern pattern) {
    this.pattern = Preconditions.checkNotNull(pattern);
  }

  @Override
  public CommonMatcher matcher(CharSequence t) {

     * @throws InterruptedRuntimeException
     *             if any thread has interrupted the current thread.
     */
    public static void sleep(final long millis) {
        if (millis < 1L) {
            return;
        }
        try {
            Thread.sleep(millis);
        } catch (final InterruptedException e) {
            throw new InterruptedRuntimeException(e);
        }
    }

    /**

/**
 * ResolutionGroup
 */
@Deprecated
public class ResolutionGroup {

    private final Set<Artifact> artifacts;

    private final List<ArtifactRepository> resolutionRepositories;

    private final Artifact pomArtifact;

    private final Artifact relocatedArtifact;

    private final Map<String, Artifact> managedVersions;

    public ResolutionGroup(

    return new Builder<>(expectedKeys);
  }

  /**
   * A builder for creating immutable multimap instances, especially {@code public static final}
   * multimaps ("constant multimaps"). Example:
   *
   * {@snippet :
   * static final Multimap<String, Integer> STRING_TO_INTEGER_MULTIMAP =
   *     new ImmutableMultimap.Builder<String, Integer>()
   *         .put("one", 1)

  Iterator<C> createColumnKeyIterator() {
    return new ColumnKeyIterator();
  }

  private final class ColumnKeyIterator extends AbstractIterator<C> {
    // Use the same map type to support TreeMaps with comparators that aren't
    // consistent with equals().
    final Map<C, V> seen = factory.get();
    final Iterator<Map<C, V>> mapIterator = backingMap.values().iterator();

    public static final String USER_DICT_PATH = "fess.user.dict.path";

    /** The text separator. */
    public static final String TEXT_SEPARATOR = " ";

    /** The default role for guest users. */
    public static final String DEFAULT_ROLE = "_guest_";

    /** The default document type. */
    public static final String DEFAULT_TYPE = "_doc";

    }
    return super.pendingToString();
  }

  @WeakOuter
  private final class TrustedFutureInterruptibleTask extends InterruptibleTask<V> {
    private final Callable<V> callable;

    TrustedFutureInterruptibleTask(Callable<V> callable) {
      this.callable = checkNotNull(callable);
    }

    @Override
    final boolean isDone() {
      return TrustedListenableFutureTask.this.isDone();
    }

    return MinimalCollection.of();
  }

  protected final E e0() {
    return samples.e0();
  }

  protected final E e1() {
    return samples.e1();
  }

  protected final E e2() {
    return samples.e2();
  }

  protected final E e3() {
    return samples.e3();
  }

  protected final E e4() {
    return samples.e4();
  }

     * @param first
     *            The first value
     * @param second
     *            The second value
     * @return A pair of two values
     */
    public static <T1, T2> Pair<T1, T2> pair(final T1 first, final T2 second) {
        return new Pair<>(first, second);
    }

    /**
     * Constructs an instance.
     */
    public Pair() {
    }

    /**
     * Constructs an instance.
     *