Method absent

guava/src/com/google/common/base/Optional.java:96–98

Returns an {@code Optional} instance with no contained reference. <p><b>Comparison to {@code java.util.Optional}:</b> this method is equivalent to Java 8's {@code Optional.empty}.

()

   * {@code Optional.empty}.
   */
  public static <T> Optional<T> absent() {
    return Absent.withType();
  }

  /**
   * Returns an {@code Optional} instance containing the given non-null reference. To have {@code