assertEquals(DirectoryCacheScope.IMMEDIATE_CHILDREN, entry.getScope());
        assertFalse(entry.isComplete());
        assertFalse(entry.hasChanges());
        assertTrue(entry.getChildren().isEmpty());
    }

    @Test
    public void testUpdateChild() {
        String childName = "file1.txt";
        long size = 1024L;
        long lastModified = System.currentTimeMillis();

        if (pluginGroups != null) {
            for (int i = 0; i < pluginGroups.size(); i++) {
                String pluginGroup = pluginGroups.get(i).trim();

                if (pluginGroup.isEmpty()) {
                    addViolation(
                            problems, Severity.ERROR, "pluginGroups.pluginGroup[" + i + "]", null, "must not be empty");
                } else if (!ID_REGEX.matcher(pluginGroup).matches()) {

  }

  @Override
  public boolean isEmpty() {
    return false;
  }

  @Override
  @SuppressWarnings("unchecked") // TODO(cpovirk): Use a shared unsafeCompare method.
  public ContiguousSet<C> intersection(ContiguousSet<C> other) {
    checkNotNull(other);
    checkArgument(this.domain.equals(other.domain));
    if (other.isEmpty()) {
      return other;
    } else {

  // original character value.
  @VisibleForTesting
  static char[][] createReplacementArray(Map<Character, String> map) {
    checkNotNull(map); // GWT specific check (do not optimize)
    if (map.isEmpty()) {
      return EMPTY_REPLACEMENT_ARRAY;
    }
    char max = max(map.keySet());
    char[][] replacements = new char[max + 1][];
    for (Character c : map.keySet()) {
      replacements[c] = map.get(c).toCharArray();

                // if we're building an argument, keep doing so.
                // if this is the case of "-Dfoo=bar", then we need to adjust the buffer.
                if (!currentArg.isEmpty()) {
                    currentArg.setLength(currentArg.length() - 1);
                }

                cleaned.add(currentArg.toString());

                currentArg = null;
                continue;

        apilink.setAttribute("style", classDoc.getStyle());
    }

    private void addSubtypeLinks(ClassDoc classDoc, Element parent, Document document) {
        if (!classDoc.getSubClasses().isEmpty()) {
            Element list = document.createElement("segmentedlist");
            parent.appendChild(list);
            Element segtitle = document.createElement("segtitle");
            list.appendChild(segtitle);

                fileAuthenticationService.getFileAuthenticationList(fileAuthenticationPager)); // page navi
        RenderDataUtil.register(data, "displayCreateLink", !crawlingConfigHelper.getAllFileConfigList(false, false, false, null).isEmpty());
        // restore from pager
        copyBeanToBean(fileAuthenticationPager, form, op -> op.include("id"));
    }

    // ===================================================================================

        RenderDataUtil.register(data, "displayCreateLink", !crawlingConfigHelper.getAllWebConfigList(false, false, false, null).isEmpty());

        // restore from pager
        copyBeanToBean(reqHeaderPager, form, op -> op.include("id"));
    }

    // ===================================================================================

        return parent.hashCode();
    }

    @Override
    public int indexOf(final Object o) {
        return parent.indexOf(o);
    }

    @Override
    public boolean isEmpty() {
        return parent.isEmpty();
    }

    @Override
    public Iterator<Map<String, Object>> iterator() {
        return parent.iterator();
    }

    @Override
    public int lastIndexOf(final Object o) {

        } catch (IOException | DomTripException e) {
            context.failure("Failed to discover POM files: " + e.getMessage());
            return 1;
        }

        if (pomMap.isEmpty()) {
            context.warning("No POM files found in " + startingDirectory);
            return 0;
        }

        context.info("Found " + pomMap.size() + " POM file(s)");