* @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(

    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.
     *

     */
    public static final int KERB_CHECKSUM_HMAC_MD5 = 0xFFFFFF76;
    /**
     * Kerberos checksum type for HMAC-SHA1-96 with AES-128.
     */
    public static final int HMAC_SHA1_96_AES128 = 0x0000000F;
    /**
     * Kerberos checksum type for HMAC-SHA1-96 with AES-256.
     */
    public static final int HMAC_SHA1_96_AES256 = 0x00000010;

    /**

public class FieldConfigsTest extends UnitFessTestCase {
    @Test
    public void test_empty() {
        final FieldConfigs fieldConfigs = new FieldConfigs(Collections.emptyMap());
        assertTrue(fieldConfigs.getConfig("test").isEmpty());
    }

    @Test
    public void test_values() {
        final Map<String, String> params = Maps.of("foo", "bar");
        FieldConfigs fieldConfigs = new FieldConfigs(params);

   * accessed by instances of {@link ServiceListener}.
   */
  private static final class ServiceManagerState {
    final Monitor monitor = new Monitor();

    @GuardedBy("monitor")
    final SetMultimap<State, Service> servicesByState =
        MultimapBuilder.enumKeys(State.class).linkedHashSetValues().build();

    @GuardedBy("monitor")
    final Multiset<State> states = servicesByState.keys();

    @GuardedBy("monitor")

    private final Logger logger = LoggerFactory.getLogger(getClass());

    private final ExecutionEventCatapult eventCatapult;

    private final DefaultLifecycles defaultLifeCycles;

    private final BuildListCalculator buildListCalculator;

    private final LifecycleDebugLogger lifecycleDebugLogger;

    private final LifecycleTaskSegmentCalculator lifecycleTaskSegmentCalculator;