@Resource
    protected OpenSearchDataService dataService;

    protected Map<String, QueueHolder> sessionCache = new ConcurrentHashMap<>();

    protected int pollingFetchSize = 1000;

    protected int maxCrawlingQueueSize = 100;

    public OpenSearchUrlQueueService(final OpenSearchCrawlerConfig crawlerConfig) {
        index = crawlerConfig.getQueueIndex();
        setNumberOfShards(crawlerConfig.getQueueShards());

      if (deltaSeconds == Long.MIN_VALUE) {
        expiresAt = Long.MIN_VALUE
      } else if (deltaSeconds != -1L) {
        val deltaMilliseconds =
          if (deltaSeconds <= Long.MAX_VALUE / 1000) {
            deltaSeconds * 1000
          } else {
            Long.MAX_VALUE
          }
        expiresAt = currentTimeMillis + deltaMilliseconds
        if (expiresAt < currentTimeMillis || expiresAt > MAX_DATE) {

            Pattern.compile("[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,6}", Pattern.CASE_INSENSITIVE);

    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 {

            Thread.yield();
            counter = nextValue;
            return counter;
          }
        };

    final int numThreads = 10;
    final int iterations = 1000;
    Thread[] threads = new Thread[numThreads];
    for (int i = 0; i < numThreads; i++) {
      threads[i] =
          new Thread() {
            @Override
            public void run() {

            Thread.yield();
            counter = nextValue;
            return counter;
          }
        };

    final int numThreads = 10;
    final int iterations = 1000;
    Thread[] threads = new Thread[numThreads];
    for (int i = 0; i < numThreads; i++) {
      threads[i] =
          new Thread() {
            @Override
            public void run() {

        if( CACHE_POLICY == 0 ) {
            return;
        }
        long expiration = -1;
        if( CACHE_POLICY != FOREVER ) {
            expiration = System.currentTimeMillis() + CACHE_POLICY * 1000;
        }
        cacheAddress( hostName, addr, expiration );
    }
    static void cacheAddress( Name hostName, NbtAddress addr, long expiration ) {
        if( CACHE_POLICY == 0 ) {
            return;

            rn = resp.numReferrals;
        }

        DfsReferral dr = new DfsReferral();

        String[] arr = new String[4];
        long expiration = System.currentTimeMillis() + Dfs.TTL * 1000;

        int di = 0;
        for ( ;; ) {
                        /* NTLM HTTP Authentication must be re-negotiated
                         * with challenge from 'server' to access DFS vol. */

              currentFuture.get().addListener(listener, executor);
              return null;
            }
          });
    }
    assertEquals(allTasks.size() + 1, barrier.getParties());
    for (int i = 0; i < 1000; i++) {
      Collections.shuffle(allTasks);
      final AbstractFuture<String> future = new AbstractFuture<String>() {};
      currentFuture.set(future);
      for (Callable<?> task : allTasks) {

		wantValid:    true,
		wantInverted: []sparseEntry{{0, 5000}},
	}, {
		in: []sparseEntry{{1, 0}}, size: 0,
		wantValid: false,
	}, {
		in: []sparseEntry{{-1, 0}}, size: 100,
		wantValid: false,
	}, {
		in: []sparseEntry{{0, -1}}, size: 100,
		wantValid: false,
	}, {
		in: []sparseEntry{{0, 0}}, size: -100,
		wantValid: false,
	}, {

    private final int maxAnalyzedContentLength;

    public DefaultContentsParser() {
        maxAnalyzedContentLength = Integer.getInteger("fess.suggest.max.analyzed.content.length", 1000);
    }

    @Override
    public SuggestItem parseSearchWords(final String[] words, final String[][] readings, final String[] fields, final String[] tags,