*/
    public long getExpiry() {
        return expiry;
    }

    /**
     * Sets the expiration time for thumbnails.
     *
     * @param expiry the expiration time in milliseconds (must be positive)
     * @return this PurgeThumbnailJob instance for method chaining
     */
    public PurgeThumbnailJob expiry(final long expiry) {
        if (expiry > 0) {

     * Used for cleaning up old log entries.
     *
     * @param days the number of days to look back from the current time
     */
    public void deleteBefore(final int days) {
        final long oneday = 24 * 60 * 60 * 1000L;
        final long targetTime = ComponentUtil.getSystemHelper().getCurrentTimeAsLong() - days * oneday;
        jobLogBhv.queryDelete(cb -> {
            cb.query().setEndTime_LessThan(targetTime);
        });
    }

     *
     * @param src the source byte array
     * @param si the starting index in the source array
     * @return the decoded long value
     */
    public static long dec_uint64be(final byte[] src, final int si) {
        long l = dec_uint32be(src, si) & 0xFFFFFFFFL;
        l <<= 32L;
        l |= dec_uint32be(src, si + 4) & 0xFFFFFFFFL;
        return l;
    }

    /**

     */
    private static LoadingCache<String, Long> resourceHashCache =
            CacheBuilder.newBuilder().maximumSize(1000).expireAfterWrite(10, TimeUnit.MINUTES).build(new CacheLoader<String, Long>() {
                @Override
                public Long load(final String key) throws Exception {
                    try {

     * @return the maximum cache age in milliseconds
     */
    public long getMaxCacheAge() {
        return maxCacheAge;
    }

    /**
     * Sets the maximum age for cached directory data
     * @param maxCacheAge the maximum cache age in milliseconds
     */
    public void setMaxCacheAge(long maxCacheAge) {
        this.maxCacheAge = maxCacheAge;
    }

    /**

        return val;
    }

    /**
     * Encodes a long integer (4 bytes) in NDR format.
     *
     * @param l the long integer value to encode
     */
    public void enc_ndr_long(final int l) {
        align(4);
        Encdec.enc_uint32le(l, buf, index);
        advance(4);
    }

    /**
     * Decodes a long integer (4 bytes) from NDR format.
     *

  private static final class UnsafeAtomicHelper extends AtomicHelper {
    static final Unsafe UNSAFE;
    static final long LISTENERS_OFFSET;
    static final long WAITERS_OFFSET;
    static final long VALUE_OFFSET;
    static final long WAITER_THREAD_OFFSET;
    static final long WAITER_NEXT_OFFSET;

    static {
      Unsafe unsafe = null;
      try {
        unsafe = Unsafe.getUnsafe();

        @Override
        public Long getCreateTime() {
            return System.currentTimeMillis();
        }

        @Override
        public Integer getExecutionTime() {
            return 100;
        }

        @Override
        public Long getContentLength() {
            return 1000L;
        }

        @Override
        public Long getLastModified() {

   * To differentiate the two cases we ping the server when a stream times out. If the overall
   * connection is fine the ping will receive a pong; otherwise it won't.
   *
   * The deadline to respond to this ping attempts to limit the cost of being wrong. If it is too
   * long, streams created while we await the pong will reuse broken connections and inevitably
   * fail. If it is too short, slow connections will be marked as failed and extra TCP and TLS

    /**
     * Default constructor.
     */
    public IntervalControlHelper() {
        // Default constructor
    }

    /** Wait time in milliseconds when crawler is not running */
    protected long crawlerWaitMillis = 10000;

    /** List of interval rules for controlling crawler timing */
    protected List<IntervalRule> ruleList = new ArrayList<>();

    /**