private TestUtils() {
        // Utility class
    }

    /**
     * Creates a mock UpgradeContext with default settings.
     *
     * @return a mock UpgradeContext
     */
    public static UpgradeContext createMockContext() {
        return createMockContext(Paths.get("/project"));
    }

    /**
     * Creates a mock UpgradeContext with the specified working directory.
     *

  // TODO(user): cache all field accesses in local vars

  /** Creates an empty {@code CompactHashSet} instance. */
  public static <E extends @Nullable Object> CompactHashSet<E> create() {
    return new CompactHashSet<>();
  }

  /**
   * Creates a <i>mutable</i> {@code CompactHashSet} instance containing the elements of the given
   * collection in unspecified order.
   *

    }
  }

  /**
   * Returns a builder that creates immutable sorted maps whose keys are ordered by their natural
   * ordering. The sorted maps use {@link Ordering#natural()} as the comparator.
   */
  public static <K extends Comparable<?>, V> Builder<K, V> naturalOrder() {
    return new Builder<>(Ordering.natural());
  }

  /**
   * Returns a builder that creates immutable sorted maps with an explicit comparator. If the

     * now-deprecated {@link #transitiveClosure(Graph)} method.
     */
    ADD_SELF_LOOPS_ALWAYS,
    /**
     * Add a self-loop to each node that is incident to a cycle of length one or greater in the
     * original graph.
     */
    ADD_SELF_LOOPS_FOR_CYCLES
  }

  /**
   * Returns the set of nodes that are reachable from {@code node}. Specifically, it returns all

    private static final long serialVersionUID = -2154525994315946504L;

    /**
     * Creates a {@link ClIllegalStateException}.
     */
    public ClIllegalStateException() {
        super();
    }

    /**
     * Creates a {@link ClIllegalStateException}.
     *
     * @param message
     *            Message
     */

     */
    protected SchemaFactoryUtil() {
    }

    /**
     * Creates a {@link SchemaFactory} for W3C XML Schema.
     *
     * @return a {@link SchemaFactory} for W3C XML Schema
     */
    public static SchemaFactory newW3cXmlSchemaFactory() {
        return newW3cXmlSchemaFactory(false);
    }

    /**
     * Creates a {@link SchemaFactory} for W3C XML Schema.
     *
     * @param external

     */
    public LlmMessage() {
    }

    /**
     * Creates a new message with the specified role and content.
     *
     * @param role the message role
     * @param content the message content
     */
    public LlmMessage(final String role, final String content) {
        this.role = role;
        this.content = content;
    }

    /**
     * Creates a system message with the specified content.
     *

  ElementOrder<N> incidentEdgeOrder = ElementOrder.unordered();

  @Nullable Integer expectedNodeCount = null;

  /**
   * Creates a new instance with the specified edge directionality.
   *
   * @param directed if true, creates an instance for graphs whose edges are each directed; if
   *     false, creates an instance for graphs whose edges are each undirected.
   */
  AbstractGraphBuilder(boolean directed) {
    this.directed = directed;

## Number validations: greater than and less than or equal { #number-validations-greater-than-and-less-than-or-equal }

The same applies for:

* `gt`: `g`reater `t`han
* `le`: `l`ess than or `e`qual

{* ../../docs_src/path_params_numeric_validations/tutorial005_an_py310.py hl[10] *}

## Number validations: floats, greater than and less than { #number-validations-floats-greater-than-and-less-than }

   * variance</a> of the values. If this dataset is a sample drawn from a population, this is an
   * unbiased estimator of the population variance of the population. The count must be greater than
   * one.
   *
   * <p>This is not guaranteed to return zero when the dataset consists of the same value multiple
   * times, due to numerical errors. However, it is guaranteed never to return a negative result.