* we're copying into a `contents` array whose type allows it to contain nulls. Still, it's
       * worth noting that we promise not to put nulls into the array in the first `size` elements.
       * We uphold that promise here because our callers promise that `elements` will not contain
       * nulls in its first `n` elements.
       */
      System.arraycopy(elements, 0, contents, size, n);
      size += n;

    Cell[] as;
    long b, v;
    int[] hc;
    Cell a;
    int n;
    if ((as = cells) != null || !casBase(b = base, b + x)) {
      boolean uncontended = true;
      if ((hc = threadHashCode.get()) == null
          || as == null
          || (n = as.length) < 1
          || (a = as[(n - 1) & hc[0]]) == null
          || !(uncontended = a.cas(v = a.value, v + x))) retryUpdate(x, hc, uncontended);
    }
  }

     * @param webConfigIdList List of web configuration IDs to crawl, null for all
     * @param fileConfigIdList List of file configuration IDs to crawl, null for all
     */
    public void crawl(final String sessionId, final List<String> webConfigIdList, final List<String> fileConfigIdList) {
        final boolean runAll = webConfigIdList == null && fileConfigIdList == null;
        final List<WebConfig> webConfigList;

        void createResponse_nullContext_throws() {
            // Arrange
            Smb2LogoffRequest req = newRequest();

            // Act/Assert
            assertThrows(NullPointerException.class, () -> req.createResponse(null, req));
        }

        @Test
        @DisplayName("createResponse tolerates null request parameter")

     */
    protected StatementUtil() {
    }

    /**
     * Executes the SQL.
     *
     * @param statement
     *            {@link Statement}. Must not be {@literal null}.
     * @param sql
     *            SQL string. Must not be {@literal null} or empty.
     * @return The result of the execution.
     * @see Statement#execute(String)
     */
    public static boolean execute(final Statement statement, final String sql) {

    }

    /**
     * Get the data.
     * @return data
     */
    public byte[] getData() {
        if (data == null) {
            if (serializer == null || rawData == null) {
                throw new CrawlerSystemException("serializer or rawData is null");
            }
            data = serializer.apply(rawData);
        }
        return data;
    }

    /**
     * Set the data.

        if (urlQueue != null && urlQueue.getEncoding() != null) {
            urlEncoding = urlQueue.getEncoding();
        } else {
            urlEncoding = responseData.getCharSet();
        }

        // cid
        final String configId = crawlingConfig.getConfigId();
        if (configId != null) {

        asDocMeta().version(version);
    }

    public Date getExpires() {
        if (getExpiredTime() == null) {
            return null;
        }
        return new Date(getExpiredTime());
    }

    public void setExpires(final Date date) {
        setExpiredTime(date != null ? date.getTime() : null);
    }

    @Override
    public String toString() {

     * @param userAgent The user agent string to look up in the directives
     * @return The Directive object matching the user agent, or null if no matching directive is found or if userAgent is null
     */
    public Directive getDirective(final String userAgent) {
        if (userAgent == null) {
            return null;
        }
        for (final Directive directive : directiveMap.values()) {

        if (logger.isDebugEnabled()) {
            logger.debug("Accessing {}", url);
        }

        // start
        AccessTimeoutTarget accessTimeoutTarget = null;
        TimeoutTask accessTimeoutTask = null;
        if (accessTimeout != null) {
            accessTimeoutTarget = new AccessTimeoutTarget(Thread.currentThread());