List<List<Integer>> actual = cartesianProduct(list(1, 1), list(2, 3));
    assertThat(actual.lastIndexOf(list(1, 2))).isEqualTo(2);
    assertThat(actual.lastIndexOf(list(1, 3))).isEqualTo(3);
    assertThat(actual.lastIndexOf(list(1, 1))).isEqualTo(-1);

    assertThat(actual.lastIndexOf(list(1))).isEqualTo(-1);
    assertThat(actual.lastIndexOf(list(1, 1, 1))).isEqualTo(-1);
  }

  public void testCartesianProduct_unrelatedTypes() {

      return forwardList.contains(object);
    }

    @Override
    public int indexOf(@Nullable Object object) {
      int index = forwardList.lastIndexOf(object);
      return (index >= 0) ? reverseIndex(index) : -1;
    }

    @Override
    public int lastIndexOf(@Nullable Object object) {
      int index = forwardList.indexOf(object);
      return (index >= 0) ? reverseIndex(index) : -1;
    }

    @Override

    /**
     *
     */
    public ArtifactMetadata(String name) {
        if (name == null) {
            return;
        }
        int ind1 = name.indexOf(':');
        int ind2 = name.lastIndexOf(':');

        if (ind1 == -1 || ind2 == -1) {
            return;
        }

        this.groupId = name.substring(0, ind1);
        if (ind1 == ind2) {
            this.artifactId = name.substring(ind1 + 1);

        final String enc = responseData.getCharSet();

        if (name == null || enc == null) {
            return null;
        }

        name = name.replaceAll("/+$", "");
        final int idx = name.lastIndexOf('/');
        if (idx >= 0) {
            name = name.substring(idx + 1);
        }
        try {
            return URLDecoder.decode(name, enc);
        } catch (final UnsupportedEncodingException e) {

            return parent.remove(index);
        }

        public int indexOf(final Object o) {
            return parent.indexOf(o);
        }

        public int lastIndexOf(final Object o) {
            return parent.lastIndexOf(o);
        }

        public ListIterator<E> listIterator() {
            return parent.listIterator();
        }

   *     such index exists.
   */
  public static int lastIndexOf(long[] array, long target) {
    return lastIndexOf(array, target, 0, array.length);
  }

  // TODO(kevinb): consider making this public
  private static int lastIndexOf(long[] array, long target, int start, int end) {
    for (int i = end - 1; i >= start; i--) {
      if (array[i] == target) {

            return parent.remove(index);
        }

        public int indexOf(final Object o) {
            return parent.indexOf(o);
        }

        public int lastIndexOf(final Object o) {
            return parent.lastIndexOf(o);
        }

        public ListIterator<E> listIterator() {
            return parent.listIterator();
        }

    private static boolean pathNamesPossiblyEqual(final String path1, final String path2) {
        int p1, p2, l1, l2;

        // if unsure return this method returns true

        p1 = path1.lastIndexOf('/');
        p2 = path2.lastIndexOf('/');
        l1 = path1.length() - p1;
        l2 = path2.length() - p2;

        // anything with dots voids comparison

    }

    // Check that asterisk did not match across domain name labels.
    val suffixStartIndexInHostname = hostname.length - suffix.length
    if (suffixStartIndexInHostname > 0 &&
      hostname.lastIndexOf('.', suffixStartIndexInHostname - 1) != -1
    ) {
      return false // Asterisk is matching across domain name labels -- not permitted.
    }

    // Hostname matches pattern.
    return true
  }

     */
    public static String substringFromLast(final String str, final String separator) {
        if (isEmpty(str) || isEmpty(separator)) {
            return str;
        }
        final int pos = str.lastIndexOf(separator);
        if (pos == -1) {
            return str;
        }
        return str.substring(0, pos);
    }

    /**