//        final Date date = toDate("2010/09/07 11:49:10 JST", Locale.JAPAN);
    //        final SimpleDateFormat df = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
    //        df.setTimeZone(TimeZone.getTimeZone("JST"));
    //        assertThat(df.format(date), is("2010/09/07 11:49:10"));
    //    }

    /**
     * @throws Exception
     */
    //    @Test

    public void testDefaultBuildTimestampFormatWithLocalTimeZoneMidnightRollover() {
        Calendar cal = Calendar.getInstance();
        cal.setTimeZone(TimeZone.getTimeZone("Europe/Berlin"));

        cal.set(Calendar.HOUR_OF_DAY, 1);
        cal.set(Calendar.MINUTE, 16);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.YEAR, 2014);
        cal.set(Calendar.MONTH, Calendar.JUNE);
        cal.set(Calendar.DATE, 16);

        // logic from metadata.mdo, class "Versioning"
        TimeZone timezone = TimeZone.getTimeZone("UTC");
        DateFormat fmt =
                new SimpleDateFormat(forSnapshotTimestamp ? DEFAULT_SNAPSHOT_TIMESTAMP_FORMAT : DEFAULT_DATE_FORMAT);
        fmt.setCalendar(new GregorianCalendar());
        fmt.setTimeZone(timezone);
        return fmt.format(date);
    }

    }

    public void setLastUpdatedTimestamp( java.util.Date date )
    {
        java.util.TimeZone timezone = java.util.TimeZone.getTimeZone( "UTC" );
        java.text.DateFormat fmt = new java.text.SimpleDateFormat( "yyyyMMddHHmmss" );
        fmt.setTimeZone( timezone );
        setLastUpdated( fmt.format( date ) );
    }
          ]]></code>
        </codeSegment>
      </codeSegments>
    </class>

            return Long.toString(date.getTime());
        } 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());
        }
    }

            return Long.toString(date.getTime());
        } 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());
        }
    }

            return Long.toString(date.getTime());
        } 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());
        }
    }

        if (date == null) {
            return StringUtil.EMPTY;
        }
        final SimpleDateFormat sdf = new SimpleDateFormat(Constants.ISO_DATETIME_FORMAT);
        sdf.setTimeZone(Constants.TIMEZONE_UTC);
        return sdf.format(date);
    }

    /**
     * Formats a LocalDateTime object to ISO datetime string format.
     *
     * @param date the LocalDateTime to format

        }
        if (obj instanceof String) {
            final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
            sdf.setTimeZone(TimeZone.getTimeZone("GMT"));
            try {
                return sdf.parse(obj.toString());
            } catch (final ParseException e) {
                if (logger.isDebugEnabled()) {

            val string = formatUtcTime(value)
            return writer.writeUtf8(string)
          }
        },
    )

  internal fun parseUtcTime(string: String): Long {
    val utc = TimeZone.getTimeZone("GMT")
    val dateFormat =
      SimpleDateFormat("yyMMddHHmmss'Z'").apply {
        timeZone = utc
        set2DigitYearStart(Date(-631152000000L)) // 1950-01-01T00:00:00Z.
      }

    try {