private enum DfsState {
        VISITING,
        VISITED
    }

    final Map<String, Vertex> vertices = new LinkedHashMap<>();

    public Vertex getVertex(String id) {
        return vertices.get(id);
    }

    public Collection<Vertex> getVertices() {
        return vertices.values();
    }

    Vertex addVertex(String label) {
        return vertices.computeIfAbsent(label, Vertex::new);
    }

        boolean active = ensureAtLeastOneNonNull(os);

        String actualOsName = context.getSystemProperties()
                .getOrDefault("os.name", Os.OS_NAME)
                .toLowerCase(Locale.ENGLISH);
        String actualOsArch = context.getSystemProperties()
                .getOrDefault("os.arch", Os.OS_ARCH)
                .toLowerCase(Locale.ENGLISH);
        String actualOsVersion = context.getSystemProperties()

     * @return the query map
     */
    public Map<String, String> getQueryMap() {
        return queryMap;
    }

    /**
     * Adds a query to the query map with the specified display key.
     *
     * @param key the display key for the query
     * @param query the query string to add
     */
    public void addQuery(final String key, final String query) {
        queryMap.put(key, query);
    }

    TreeMultimap<@Nullable String, @Nullable Integer> multimap = createPopulate();
    assertThat(multimap.entries())
        .containsExactly(
            Maps.<@Nullable String, Integer>immutableEntry(null, 7),
            Maps.<@Nullable String, Integer>immutableEntry(null, 3),
            Maps.<@Nullable String, Integer>immutableEntry(null, 1),
            Maps.<String, @Nullable Integer>immutableEntry("tree", null),

    /** createdBy */
    protected String createdBy;

    /** createdTime */
    protected Long createdTime;

    /** duplicateHostName */
    protected String duplicateHostName;

    /** regularName */
    protected String regularName;

    /** sortOrder */
    protected Integer sortOrder;

    /** updatedBy */
    protected String updatedBy;

    /** updatedTime */

   */
  public MediaType withParameters(String attribute, Iterable<String> values) {
    checkNotNull(attribute);
    checkNotNull(values);
    String normalizedAttribute = normalizeToken(attribute);
    ImmutableListMultimap.Builder<String, String> updatedParameters =
        ImmutableListMultimap.builder();
    for (Entry<String, String> entry : parameters.entries()) {
      String key = entry.getKey();

 * <li>{@link #indexFromSearchWord(String, String[], String[], String[], int, String[])} - Index from search word.
 * <li>{@link #addBadWord(String, boolean)} - Add a bad word and optionally apply it.
 * <li>{@link #deleteBadWord(String)} - Delete a bad word.
 * <li>{@link #addElevateWord(ElevateWord, boolean)} - Add an elevate word and optionally apply it.

        document.accept(visitor);

        final Map<String, List<String>> frontMatter = visitor.getData();
        for (final Map.Entry<String, List<String>> entry : frontMatter.entrySet()) {
            final String key = "frontmatter." + entry.getKey();
            final List<String> values = entry.getValue();
            if (values != null && !values.isEmpty()) {

    protected final String _tablePropertyName = "ElevateWordToLabel";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override
    public String getTableDispName() {
        return _tableDispName;
    }

    @Override
    public String getTablePropertyName() {
        return _tablePropertyName;
    }

    @Override

    public String toString() {
        return "Group [name=" + name + "]";
    }

    public Map<String, String> getAttributes() {
        return attributes;
    }

    public void setAttributes(final Map<String, String> attributes) {
        this.attributes = attributes;
    }

    @Override
    public Map<String, Object> toSource() {
        final Map<String, Object> sourceMap = new HashMap<>();
        if (name != null) {