internal const val B0_FLAG_FIN = 128

  /** Byte 0 reserved flag 1. Must be 0 unless negotiated otherwise. */
  internal const val B0_FLAG_RSV1 = 64

  /** Byte 0 reserved flag 2. Must be 0 unless negotiated otherwise. */
  internal const val B0_FLAG_RSV2 = 32

  /** Byte 0 reserved flag 3. Must be 0 unless negotiated otherwise. */
  internal const val B0_FLAG_RSV3 = 16

  /** Byte 0 mask for the frame opcode. */

      for any such Derivative Works as a whole, provided Your use,
      reproduction, and distribution of the Work otherwise complies with
      the conditions stated in this License.

   5. Submission of Contributions. Unless You explicitly state otherwise,
      any Contribution intentionally submitted for inclusion in the Work
      by You to the Licensor shall be under the terms and conditions of

      for any such Derivative Works as a whole, provided Your use,
      reproduction, and distribution of the Work otherwise complies with
      the conditions stated in this License.

   5. Submission of Contributions. Unless You explicitly state otherwise,
      any Contribution intentionally submitted for inclusion in the Work
      by You to the Licensor shall be under the terms and conditions of

    return new Present<>(checkNotNull(reference));
  }

  /**
   * If {@code nullableReference} is non-null, returns an {@code Optional} instance containing that
   * reference; otherwise returns {@link Optional#absent}.
   *
   * <p><b>Comparison to {@code java.util.Optional}:</b> this method is equivalent to Java 8's
   * {@code Optional.ofNullable}.
   */

     *
     * @return true if a stub model should be allowed, false otherwise
     */
    boolean isAllowStubModel();

    /**
     * Determines whether the project builder should recursively build parent/child projects.
     * When true, the builder will process parent POMs and child modules as needed.
     *
     * @return true if the build should be recursive, false otherwise
     */
    boolean isRecursive();

    /**

     * @return {@code true} if the current Maven runtime matches the specified version range, {@code false} otherwise.
     * @throws IllegalArgumentException If the specified version range is {@code null}, empty or otherwise not a valid
     *             version specification.
     */
    boolean isMavenVersion(String versionRange);

    addNodes(graph);

    assertThat(graph.nodeOrder()).isEqualTo(insertion());
    assertThat(graph.nodes()).containsExactly(3, 1, 4).inOrder();
  }

  // The default ordering is INSERTION unless otherwise specified.
  @Test
  public void nodeOrder_default() {
    MutableGraph<Integer> graph = GraphBuilder.directed().build();

    addNodes(graph);

    assertThat(graph.nodeOrder()).isEqualTo(insertion());

         * @return {@code true} if the artifact was resolved, {@code false} otherwise.
         */
        boolean isResolved();

        /**
         * Indicates whether the requested artifact is not present in any of the specified repositories.
         *
         * @return {@code true} if the artifact is not present in any repository, {@code false} otherwise.
         */
        boolean isMissing();
    }

		return errTransitionDateNotMidnight
	}

	*tDate = TransitionDate{trnDate}
	return nil
}

// MarshalXML encodes expiration date if it is non-zero and encodes
// empty string otherwise
func (tDate TransitionDate) MarshalXML(e *xml.Encoder, startElement xml.StartElement) error {
	if tDate.IsZero() {
		return nil
	}
	return e.EncodeElement(tDate.Format(time.RFC3339), startElement)
}

     * @return <code>true</code> when it is possible to resume the build, <code>false</code> otherwise.
     */
    boolean canResume();

    /**
     * Indicate that the build can or cannot be resumed by a second invocation of Maven.
     * @param canResume <code>true</code> when it is possible to resume the build, <code>false</code> otherwise.
     * @see BuildResumptionDataRepository
     * @see #canResume()
     */