private ScheduledFuture<?> cleanupTask;
    private volatile boolean shutdownInProgress = false;

    // Configuration
    private long maxResourceAge = TimeUnit.HOURS.toMillis(1); // 1 hour default
    private long cleanupInterval = TimeUnit.MINUTES.toMillis(5); // 5 minutes default
    private boolean leakDetectionEnabled = true;
    private boolean autoCleanupEnabled = true;

    /**

            getExpiredTimeMethod.setAccessible(true);

            long result1 = (Long) getExpiredTimeMethod.invoke(crawlingInfoHelper, 1);
            long result7 = (Long) getExpiredTimeMethod.invoke(crawlingInfoHelper, 7);
            long result0 = (Long) getExpiredTimeMethod.invoke(crawlingInfoHelper, 0);

            // Verify that results are reasonable relative to each other

    private final long sourceOffset;
    private final long targetOffset;
    private final int length;

    /**
     * Constructs a server copy chunk descriptor
     * @param soff the source file offset
     * @param toff the target file offset
     * @param len the length of data to copy
     */
    public SrvCopychunk(final long soff, final long toff, final int len) {
        this.sourceOffset = soff;

        // Arrange: Build sequence with invalid version and otherwise valid tags
        ASN1EncodableVector v = new ASN1EncodableVector();
        v.add(new DERTaggedObject(true, 0, new ASN1Integer(badPvno))); // wrong pvno
        v.add(new DERTaggedObject(true, 1, new ASN1Integer(Integer.parseInt(KerberosConstants.KERBEROS_AP_REQ))));
        v.add(new DERTaggedObject(true, 2, new DERBitString(new byte[] { 0x00 })));

    public Long getCreatedTime() {
        checkSpecifiedProperty("createdTime");
        return createdTime;
    }

    public void setCreatedTime(Long value) {
        registerModifiedProperty("createdTime");
        this.createdTime = value;
    }

    public Long getExpiredTime() {
        checkSpecifiedProperty("expiredTime");

        assertEquals(WitnessRegistration.WITNESS_REGISTER_IP_NOTIFICATION, registration.getFlags());
    }

    @Test
    void testSequenceNumbers() {
        long seq1 = registration.getNextSequenceNumber();
        long seq2 = registration.getNextSequenceNumber();
        long seq3 = registration.getNextSequenceNumber();

        assertEquals(1, seq1);
        assertEquals(2, seq2);
        assertEquals(3, seq3);

    private static class TestSystemHelper extends SystemHelper {
        long processingTime = 0;
        long currentTime = System.currentTimeMillis();

        @Override
        public boolean calibrateCpuLoad() {
            // Do nothing
            return true;
        }

        @Override
        public long getCurrentTimeAsLong() {
            long time = currentTime;
            currentTime += processingTime;

  public void putLast(E e) throws InterruptedException {
    delegate().putLast(e);
  }

  @Override
  public boolean offerFirst(E e, long timeout, TimeUnit unit) throws InterruptedException {
    return delegate().offerFirst(e, timeout, unit);
  }

  @Override
  public boolean offerLast(E e, long timeout, TimeUnit unit) throws InterruptedException {
    return delegate().offerLast(e, timeout, unit);
  }

  @Override

   *
   * <p>Instead of throwing {@link ArithmeticException}, this method silently saturates to either
   * {@link Long#MAX_VALUE} or {@link Long#MIN_VALUE}. This behavior can be useful when decomposing
   * a duration in order to call a legacy API which requires a {@code long, TimeUnit} pair.
   */
  // We use this method only for cases in which we need to decompose to primitives.

    }

    /**
     * Returns a new array with the specified long value appended to the end of the long array.
     *
     * @param array
     *            the array. Must not be {@literal null}
     * @param value
     *            the value to add
     * @return a new array with the value appended
     */
    public static long[] add(final long[] array, final long value) {
        assertArgumentNotNull("array", array);