} else if (format.contains("date_optional_time")) {
            final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
            sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
            return sdf.format(date);
        } else {
            return Long.toString(date.getTime());
        }
    }

    protected String toRangeLocalDateTimeString(LocalDateTime date, String format) {

        } else if (format.contains("date_optional_time")) {
            final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
            sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
            return sdf.format(date);
        } else {
            return Long.toString(date.getTime());
        }
    }

    protected String toRangeLocalDateTimeString(LocalDateTime date, String format) {

            return new Date(time);
        } catch (final Exception e) {
            return null;
        }
    }

    /**
     * Formats a Date object to ISO datetime string format in UTC timezone.
     *
     * @param date the date to format
     * @return formatted date string, or empty string if date is null
     */
    public static String formatDate(final Date date) {
        if (date == null) {

            buf.append("null");
        } else if (value instanceof LocalDateTime) {
            final String format =
                    ((LocalDateTime) value).atZone(ZoneId.systemDefault()).withZoneSameInstant(ZoneId.of("UTC")).format(ISO_8601_FORMATTER);
            buf.append('"').append(StringEscapeUtils.escapeJson(format)).append('"');
        } else if (value instanceof String[]) {
            final String json = Arrays.stream((String[]) value)

        }

        /**
         * Sets the notification timestamp.
         *
         * @param timestamp the timestamp value in FILETIME format (100-nanosecond intervals since January 1, 1601 UTC)
         */
        public void setTimestamp(long timestamp) {
            this.timestamp = timestamp;
        }

        /**
         * Get the resource name associated with the notification
         *

            // NOP
        }

        /**
         * Default date time formatter for ISO 8601 format with UTC timezone.
         */
        public static final DateTimeFormatter DEFAULT_DATE_PRINTER = ISODateTimeFormat.dateTime().withZone(DateTimeZone.UTC);

        /**
         * Converts a Date object to its string representation in ISO 8601 format.
         *

         */
        public int secs;
        /**
         * The current hundredth of a second (0-99).
         */
        public int hunds;
        /**
         * The time zone offset from UTC in minutes.
         */
        public int timezone;
        /**
         * The time interval for each tick of the clock in 0.0001 seconds.
         */
        public int tinterval;
        /**

    }

    @Test
    @DisplayName("TimeZone configuration should delegate correctly")
    void testTimeZoneConfigurationDelegation() {
        // Given
        TimeZone timeZone = TimeZone.getTimeZone("UTC");
        when(mockDelegate.getLocalTimezone()).thenReturn(timeZone);

        // When
        TimeZone resultTimeZone = delegatingConfig.getLocalTimezone();

        // Then

    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initializing {}", this.getClass().getSimpleName());
        }
        final Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        cal.set(2027, 6 - 1, 1); // EOL Date
        eolTime = cal.getTimeInMillis();
        if (isEoled()) {
            logger.error("Your system is out of support. See https://fess.codelibs.org/eol.html");