* checked exceptions.
   */
  public class CheckedBarrier extends CyclicBarrier {
    public CheckedBarrier(int parties) {
      super(parties);
    }

    @Override
    public int await() {
      try {
        return super.await(2 * LONG_DELAY_MS, MILLISECONDS);
      } catch (TimeoutException e) {

   *
   * <pre>{@code
   * public static final ImmutableSortedSet<Number> LUCKY_NUMBERS =
   *     new ImmutableSortedSet.Builder<Number>(ODDS_FIRST_COMPARATOR)
   *         .addAll(SINGLE_DIGIT_PRIMES)
   *         .add(42)
   *         .build();
   * }</pre>
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build

   */
  @GwtIncompatible // TODO
  public static boolean isPrime(long n) {
    if (n < 2) {
      checkNonNegative("n", n);
      return false;
    }
    if (n < 66) {
      // Encode all primes less than 66 into mask without 0 and 1.
      long mask =
          (1L << (2 - 2))
              | (1L << (3 - 2))
              | (1L << (5 - 2))
              | (1L << (7 - 2))

 */
@ElementTypesAreNonnullByDefault
final class Fingerprint2011 extends AbstractNonStreamingHashFunction {
  static final HashFunction FINGERPRINT_2011 = new Fingerprint2011();

  // Some primes between 2^63 and 2^64 for various uses.
  private static final long K0 = 0xa5b85c5e198ed849L;
  private static final long K1 = 0x8d58ac26afe12e47L;
  private static final long K2 = 0xc47b6e9e3a970ed3L;

   * checked exceptions.
   */
  public class CheckedBarrier extends CyclicBarrier {
    public CheckedBarrier(int parties) {
      super(parties);
    }

    public int await() {
      try {
        return super.await(2 * LONG_DELAY_MS, MILLISECONDS);
      } catch (TimeoutException e) {

   *
   * <pre>{@code
   * public static final ImmutableSortedSet<Number> LUCKY_NUMBERS =
   *     new ImmutableSortedSet.Builder<Number>(ODDS_FIRST_COMPARATOR)
   *         .addAll(SINGLE_DIGIT_PRIMES)
   *         .add(42)
   *         .build();
   * }</pre>
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build

 */
@ElementTypesAreNonnullByDefault
final class FarmHashFingerprint64 extends AbstractNonStreamingHashFunction {
  static final HashFunction FARMHASH_FINGERPRINT_64 = new FarmHashFingerprint64();

  // Some primes between 2^63 and 2^64 for various uses.
  private static final long K0 = 0xc3a5c85c97cb3127L;
  private static final long K1 = 0xb492b66fbe98f273L;
  private static final long K2 = 0x9ae16a3b2f90404fL;

  @Override