if (value == null) {
            return null;
        }

        try {
            if (PDF_DATE.equals(format)) {
                final Calendar cal = DateConverter.toCalendar(value);
                return cal != null ? cal.getTime() : null;
            }

            final long time = Joda.forPattern(format).parseMillis(value);
            return new Date(time);
        } catch (final Exception e) {

        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        final Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        cal.set(2027, 3 - 1, 1); // EOL Date
        eolTime = cal.getTimeInMillis();
        if (isEoled()) {
            logger.error("Your system is out of support. See https://fess.codelibs.org/eol.html");
        }