public static SpecialRandom valueOf(String s) {
    return (s.length() == 0) ? new SpecialRandom() : new SpecialRandom(Long.parseLong(s));
  }

  private final boolean hasSeed;
  private final long seed;

  public SpecialRandom() {
    this.hasSeed = false;
    this.seed = 0;
  }

  public SpecialRandom(long seed) {
    super(seed);
    this.hasSeed = true;
    this.seed = seed;
  }

  @Override

 *
 * @author Kurt Alfred Kluever
 */
public class SipHashFunctionTest extends TestCase {

  // From https://131002.net/siphash/siphash24.c
  // k = 00 01 02 ...
  private static final long K0 = 0x0706050403020100L;
  private static final long K1 = 0x0f0e0d0c0b0a0908L;
  private static final HashFunction SIP_WITH_KEY = Hashing.sipHash24(K0, K1);
  private static final HashFunction SIP_WITHOUT_KEY = Hashing.sipHash24();

 *
 * @author Kurt Alfred Kluever
 */
public class SipHashFunctionTest extends TestCase {

  // From https://131002.net/siphash/siphash24.c
  // k = 00 01 02 ...
  private static final long K0 = 0x0706050403020100L;
  private static final long K1 = 0x0f0e0d0c0b0a0908L;
  private static final HashFunction SIP_WITH_KEY = Hashing.sipHash24(K0, K1);
  private static final HashFunction SIP_WITHOUT_KEY = Hashing.sipHash24();

    ArrayList<Future<Long>> futures = new ArrayList<>();
    for (int i = 0; i < nTasks; i++) {
      futures.add(
          threadPool.submit(
              new Callable<Long>() {
                @Override
                public Long call() {
                  long threadSum = 0;
                  for (int j = 0; j < getsPerTask; j++) {
                    long delta = random.nextInt(deltaRange);

  /** Invokes {@code unit.}{@link TimeUnit#sleep(long) sleep(sleepFor)} uninterruptibly. */
  @J2ktIncompatible
  @GwtIncompatible // concurrency
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  public static void sleepUninterruptibly(long sleepFor, TimeUnit unit) {
    boolean interrupted = false;
    try {
      long remainingNanos = unit.toNanos(sleepFor);
      long end = System.nanoTime() + remainingNanos;

        }
        // TODO Long, Integer, String supported only.

        // setup condition
        cb.query().addOrderBy_StartTime_Desc();
        cb.query().addOrderBy_EndTime_Desc();

        // search

    }

    public void deleteBefore(final int days) {
        final long oneday = 24 * 60 * 60 * 1000L;

        this.revision = Byte.parseByte(st.nextToken());
        String tmp = st.nextToken();
        long id = 0;
        if ( tmp.startsWith("0x") )
            id = Long.parseLong(tmp.substring(2), 16);
        else
            id = Long.parseLong(tmp);

        this.identifier_authority = new byte[6];
        for ( int i = 5; id > 0; i-- ) {

  }

  private void setSuccessor(int entry, int succ) {
    long succMask = (~0L) >>> 32;
    setLink(entry, (link(entry) & ~succMask) | ((succ + 1) & succMask));
  }

  private void setPredecessor(int entry, int pred) {
    long predMask = ~0L << 32;
    setLink(entry, (link(entry) & ~predMask) | ((long) (pred + 1) << 32));
  }

  private void setSucceeds(int pred, int succ) {

        return this;
    }

    public void setCreatedTime_Equal(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

    public void setCreatedTime_Equal(Long createdTime, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setCreatedTime_Term(createdTime, opLambda);
    }

    public void setCreatedTime_Term(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

public class PurgeThumbnailJob {
    private static final Logger logger = LogManager.getLogger(PurgeThumbnailJob.class);

    private long expiry = 30 * 24 * 60 * 60 * 1000L;

    public String execute() {
        try {
            final long count = ComponentUtil.getThumbnailManager().purge(getExpiry());
            return "Deleted " + count + " thumbnail files.";
        } catch (final Exception e) {