*
   * @throws ClassCastException if the cause cannot be cast to the expected type. The {@code
   *     ClassCastException}'s cause is {@code throwable}.
   * @since 22.0
   */
  @GwtIncompatible // Class.cast(Object)
  public static <X extends Throwable> @Nullable X getCauseAs(
      Throwable throwable, Class<X> expectedCauseType) {
    try {
      return expectedCauseType.cast(throwable.getCause());
    } catch (ClassCastException e) {

			isDelMarker:     true,
			hasManyVersions: true,
			expectedAction:  NoneAction,
		},
		// Should delete all versions of this object since the latest version has past the expiry days criteria
		{

constraints.Min.message = {item} {value} से अधिक या बराबर होना चाहिए।
constraints.NotNull.message = {item} आवश्यक है।
constraints.Null.message = {item} शून्य होना चाहिए।
constraints.Past.message = {item} अतीत का मान होना चाहिए।
constraints.Pattern.message = {item} "{regexp}" से मेल नहीं खाता।
constraints.Size.message = {item} का आकार {min} और {max} के बीच होना चाहिए।

constraints.Min.message = {item} musi być większe lub równe {value}.
constraints.NotNull.message = {item} jest niewypełnione.
constraints.Null.message = {item} musi być null.
constraints.Past.message = {item} musi być wartością przeszłą.
constraints.Pattern.message = {item} nie pasuje do "{regexp}".
constraints.Size.message = Rozmiar {item} musi być w zakresie od {min} do {max} znaków.

constraints.Min.message = {item}, {value} değerine eşit veya büyük olmalıdır.
constraints.NotNull.message = {item} gereklidir.
constraints.Null.message = {item} boş olmalıdır.
constraints.Past.message = {item} geçmiş bir değer olmalıdır.
constraints.Pattern.message = {item}, "{regexp}" ile eşleşmiyor.
constraints.Size.message = {item} boyutu {min} ile {max} arasında olmalıdır.

constraints.Min.message = {item} debe ser mayor o igual que {value}.
constraints.NotNull.message = {item} es obligatorio.
constraints.Null.message = {item} debe ser nulo.
constraints.Past.message = {item} debe ser una fecha pasada.
constraints.Pattern.message = {item} no coincide con "{regexp}".
constraints.Size.message = El tamaño de {item} debe estar entre {min} y {max} caracteres.

constraints.Min.message = {item} moet groter of gelijk zijn aan {value}.
constraints.NotNull.message = {item} is niet ingevuld.
constraints.Null.message = {item} moet null zijn.
constraints.Past.message = {item} moet een waarde uit het verleden zijn.
constraints.Pattern.message = {item} komt niet overeen met "{regexp}".
constraints.Size.message = De grootte van {item} moet tussen {min} en {max} tekens liggen.

constraints.Min.message = {item} должно быть больше или равно {value}.
constraints.NotNull.message = {item} обязательно.
constraints.Null.message = {item} должно быть null.
constraints.Past.message = {item} должно быть прошлым значением.
constraints.Pattern.message = {item} не соответствует "{regexp}".
constraints.Size.message = Размер {item} должен быть от {min} до {max}.

constraints.Min.message = {item} deve ser maior ou igual a {value}.
constraints.NotNull.message = {item} é obrigatório.
constraints.Null.message = {item} deve ser nulo.
constraints.Past.message = {item} deve ser uma data passada.
constraints.Pattern.message = {item} não corresponde a "{regexp}".
constraints.Size.message = O tamanho de {item} deve estar entre {min} e {max} caracteres.

	i := 0
	for {
		partKey := fmt.Sprintf("%s-metacache-part-%d", ReservedMetadataPrefixLower, i)
		v, ok := fi.Metadata[partKey]
		if !ok {
			o.debugln("no match in metadata, waiting")
			return -1, io.ErrUnexpectedEOF
		}
		err := json.Unmarshal([]byte(v), &tmp)
		if !ok {
			bugLogIf(context.Background(), err)
			return -1, err
		}
		if tmp.First == "" && tmp.Last == "" && tmp.EOS {
			return 0, errFileNotFound
		}