47197, 38597, 38745, 3354, 20339, 24198, 20358, 44163, 4129, 33509, 36259, 24107, 2751,
            2482, 36913, 162, 31168, 3142, 31105, 1115, 54665, 20029, 20381, 12520, 4124, 35686,
            31179, 21028, 24038, 2313, 20852, 44552, 2598, 3785, 3136, 35757, 2979, 2581, 2478,
            33719, 31461, 2311, 25805, 19988, 21491, 35222, 21704, 35785, 20146, 20853, 50696,

   * startNodes}.
   *
   * @throws IllegalArgumentException if any of {@code startNodes} is not an element of the graph
   * @see #breadthFirst(Object)
   * @since 24.1
   */
  public final Iterable<N> breadthFirst(Iterable<? extends N> startNodes) {
    ImmutableSet<N> validated = validate(startNodes);
    return new Iterable<N>() {
      @Override

            47197, 38597, 38745, 3354, 20339, 24198, 20358, 44163, 4129, 33509, 36259, 24107, 2751,
            2482, 36913, 162, 31168, 3142, 31105, 1115, 54665, 20029, 20381, 12520, 4124, 35686,
            31179, 21028, 24038, 2313, 20852, 44552, 2598, 3785, 3136, 35757, 2979, 2581, 2478,
            33719, 31461, 2311, 25805, 19988, 21491, 35222, 21704, 35785, 20146, 20853, 50696,

   * label. See <a href="http://www.ietf.org/rfc/rfc2181.txt">RFC 2181</a> part 11.
   */
  private static final int MAX_LENGTH = 253;

  /**
   * Maximum size of a single part of a domain name. See <a
   * href="http://www.ietf.org/rfc/rfc2181.txt">RFC 2181</a> part 11.
   */
  private static final int MAX_DOMAIN_PART_LENGTH = 63;

    private String builderId = "singlethreaded";

    private Map<String, List<ToolchainModel>> toolchains;

    /**
     * Suppress SNAPSHOT updates.
     *
     * @issue MNG-2681
     */
    private boolean noSnapshotUpdates = false;

    private boolean useLegacyLocalRepositoryManager = false;

    private Map<String, Object> data;

    public DefaultMavenExecutionRequest() {}

   * <p>When the new X-Download-Options header is present with the value {@code noopen}, the user is
   * prevented from opening a file download directly; instead, they must first save the file
   * locally.
   *
   * @since 24.1
   */
  public static final String X_DOWNLOAD_OPTIONS = "X-Download-Options";
  /** The HTTP {@code X-XSS-Protection} header field name. */
  public static final String X_XSS_PROTECTION = "X-XSS-Protection";
  /**

  public static final MediaType WEBM_AUDIO = createConstant(AUDIO_TYPE, "webm");

  /**
   * L16 audio, as defined by <a href="https://tools.ietf.org/html/rfc2586">RFC 2586</a>.
   *
   * @since 24.1
   */
  public static final MediaType L16_AUDIO = createConstant(AUDIO_TYPE, "l16");

  /**
   * L24 audio, as defined by <a href="https://tools.ietf.org/html/rfc3190">RFC 3190</a>.
   *
   * @since 20.0