*
 * {@snippet :
 *        h
 *      / | \
 *     /  e  \
 *    d       g
 *   /|\      |
 *  / | \     f
 * a  b  c
 * }
 *
 * <p>can be iterated over in preorder (hdabcegf), postorder (abcdefgh), or breadth-first order
 * (hdegabcf).
 *
 * <p>Null nodes are strictly forbidden.
 *
 * <p>Because this is an abstract class, not an interface, you can't use a lambda expression to
 * implement it:
 *

   * @since 24.1
   */
  public final Iterable<N> depthFirstPostOrder(Iterable<? extends N> startNodes) {
    ImmutableSet<N> validated = validate(startNodes);
    return () -> newTraversal().postOrder(validated.iterator());
  }

  abstract Traversal<N> newTraversal();

  @SuppressWarnings("CheckReturnValue")
  private ImmutableSet<N> validate(Iterable<? extends N> startNodes) {

        TermQueryBuilder builder = regTermQ("sortOrder", sortOrder);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setSortOrder_NotEqual(Integer sortOrder) {
        setSortOrder_NotTerm(sortOrder, null);
    }

    public void setSortOrder_NotTerm(Integer sortOrder) {
        setSortOrder_NotTerm(sortOrder, null);

        this.permissions = value;
    }

    public Integer getSortOrder() {
        checkSpecifiedProperty("sortOrder");
        return sortOrder;
    }

    public void setSortOrder(Integer value) {
        registerModifiedProperty("sortOrder");
        this.sortOrder = value;
    }

    public String getUpdatedBy() {
        checkSpecifiedProperty("updatedBy");

        this.scriptType = value;
    }

    public Integer getSortOrder() {
        checkSpecifiedProperty("sortOrder");
        return sortOrder;
    }

    public void setSortOrder(Integer value) {
        registerModifiedProperty("sortOrder");
        this.sortOrder = value;
    }

    public String getTarget() {
        checkSpecifiedProperty("target");

    }

    public void setSortOrder_Equal(Integer sortOrder) {
        setSortOrder_Term(sortOrder, null);
    }

    public void setSortOrder_Equal(Integer sortOrder, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setSortOrder_Term(sortOrder, opLambda);
    }

    public void setSortOrder_Term(Integer sortOrder) {
        setSortOrder_Term(sortOrder, null);
    }

        TermQueryBuilder builder = regTermQ("sortOrder", sortOrder);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setSortOrder_NotEqual(Integer sortOrder) {
        setSortOrder_NotTerm(sortOrder, null);
    }

    public void setSortOrder_NotTerm(Integer sortOrder) {
        setSortOrder_NotTerm(sortOrder, null);

        this.createdTime = value;
    }

    public Integer getSortOrder() {
        checkSpecifiedProperty("sortOrder");
        return sortOrder;
    }

    public void setSortOrder(Integer value) {
        registerModifiedProperty("sortOrder");
        this.sortOrder = value;
    }

    public String getUpdatedBy() {
        checkSpecifiedProperty("updatedBy");

    }

    public void setResolved(boolean resolved) {
        this.resolved = resolved;
    }

    public int getPomOrder() {
        return pomOrder;
    }

    public void setPomOrder(int pomOrder) {
        this.pomOrder = pomOrder;
    }

    public String getArtifactUri() {
        return artifactUri;
    }

    public void setArtifactUri(String artifactUri) {

                                    <label for="sortOrder" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.sortOrder"/></label>
                                    <div class="form-inline col-sm-9">
                                        <la:errors property="sortOrder"/>
                                        <input type="number" name="sortOrder" id="sortOrder"