return new PowerSet<E>(set);
  }

  private static final class SubSet<E> extends AbstractSet<E> {
    private final ImmutableMap<E, Integer> inputSet;
    private final int mask;

    SubSet(ImmutableMap<E, Integer> inputSet, int mask) {
      this.inputSet = inputSet;
      this.mask = mask;
    }

    @Override
    public Iterator<E> iterator() {

        sb.append(":{useTimeZoneHandling=").append(isUseTimeZoneHandling());
        sb.append(", acceptCookieTimeZone=").append(isAcceptCookieTimeZone());
        sb.append("}@").append(Integer.toHexString(hashCode()));
        return sb.toString();
    }

                                "title": "Location",
                                "type": "array",
                                "items": {
                                    "anyOf": [{"type": "string"}, {"type": "integer"}]
                                },
                            },
                            "msg": {"title": "Message", "type": "string"},
                            "type": {"title": "Error Type", "type": "string"},

| iat        | _integer_      | The token issue time.                                                                                                                                                                   |

            when(mock.length()).thenReturn(-10L);
            assertEquals(-10L, mock.length());
        }
    }

    @ParameterizedTest(name = "getType returns {0}")
    @ValueSource(ints = { 0, 1, -5, Integer.MAX_VALUE })
    @DisplayName("Parameterized type values")
    void typeParameterized(int type) {
        FileEntry mock = mock(FileEntry.class);
        when(mock.getType()).thenReturn(type);

     * This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     * This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     * This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     * This field is required to prevent concurrent modification conflicts
     * by ensuring the group hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     * This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;