* @return true if the crawling should continue, false otherwise.
     */
    protected boolean isContinue(final int tcCount) {
        if (!crawlerContainer.available()) {
            // system shutdown
            return false;
        }

        boolean isContinue = false;
        if (tcCount < crawlerContext.maxThreadCheckCount) {

        systemHelper.setSystemCpuCheckInterval(100L);
        final boolean result = systemHelper.calibrateCpuLoad(1L);
        assertTrue(result || !result); // Can be either depending on CPU load
    }

    public void test_calibrateCpuLoad_zeroTimeout() {
        final boolean result = systemHelper.calibrateCpuLoad(0L);
        assertTrue(result);
    }

  /** If true we should convert space to the {@code +} character. */
  private final boolean plusForSpace;

  /**
   * An array of flags where for any {@code char c} if {@code safeOctets[c]} is true then {@code c}
   * should remain unmodified in the output. If {@code c >= safeOctets.length} then it should be
   * escaped.
   */
  private final boolean[] safeOctets;

  /**

        return new TextNormalizeContext(reader);
    }

    private static boolean isLastSpaceChar(final StringBuilder buf) {
        if (buf.length() == 0) {
            return false;
        }
        return buf.charAt(buf.length() - 1) == ' ';
    }

    private static boolean removeLastDuplication(final StringBuilder buf, final int size, final boolean isSpace,
            final Set<String> termCache) {

    testThreshold(10, 100, false, false);
    testThreshold(100, 100, false, false);
    testThreshold(1000, 100, false, false);
  }

  private void testThreshold(
      int fileThreshold, int dataSize, boolean singleByte, boolean resetOnFinalize)
      throws IOException {
    byte[] data = newPreFilledByteArray(dataSize);
    FileBackedOutputStream out = new FileBackedOutputStream(fileThreshold, resetOnFinalize);

                return Byte.valueOf(new SimpleDateFormat(pattern).format(o));
            }
            return (byte) ((java.util.Date) o).getTime();
        } else if (o instanceof Boolean) {
            return ((Boolean) o) ? (byte) 1 : (byte) 0;
        } else {
            return toByte(o.toString());
        }
    }

    private static Byte toByte(final String s) {
        if (StringUtil.isEmpty(s)) {

            String id, String url, String layoutId, boolean uniqueVersion) throws UnknownRepositoryLayoutException {
        return injectSession(factory.createDeploymentArtifactRepository(id, url, layoutId, uniqueVersion), false);
    }

    @Override
    public ArtifactRepository createDeploymentArtifactRepository(
            String id, String url, ArtifactRepositoryLayout repositoryLayout, boolean uniqueVersion) {
        return injectSession(

    }

    private static final Logger log = LoggerFactory.getLogger(NtlmHttpFilter.class);

    private String defaultDomain;
    private String domainController;
    private boolean loadBalance;
    private boolean enableBasic;
    private boolean insecureBasic;
    private String realm;

    private CIFSContext transportContext;
    private Address[] dcList = null;
    private long dcListExpiration;

     * Indexes suggest data from documents.
     *
     * @param success A callback for successful indexing.
     * @param error   A callback for indexing errors.
     */
    public void indexFromDocuments(final Consumer<Boolean> success, final Consumer<Throwable> error) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final long interval = fessConfig.getSuggestUpdateRequestIntervalAsInteger().longValue();

      fail("Not true that " + actual + " contains all of " + asList(expected));
    }
  }

  @CanIgnoreReturnValue
  public static <E extends @Nullable Object> boolean addAll(
      Collection<E> addTo, Iterable<? extends E> elementsToAdd) {
    boolean modified = false;
    for (E e : elementsToAdd) {
      modified |= addTo.add(e);
    }
    return modified;
  }