final Date date = toDate(str, format);
            if (date != null) {
                return new Timestamp(date.getTime());
            }
        }
        final Date date = toDate(str, locale);
        if (date != null) {
            return new Timestamp(date.getTime());
        }
        final Timestamp timestamp = toSqlTimestampJdbcEscape(str);

            final SimpleDateFormat format = new SimpleDateFormat(pattern, locale);
            final Date date = toDate(str, format);
            if (date != null) {
                return new Time(date.getTime());
            }
        }
        final Date date = toDate(str, locale);
        if (date != null) {
            return new Time(date.getTime());
        }
        final Time time = toSqlTimeJdbcEscape(str);

    }

    /**
     * Gets the received date from a message by parsing the received headers.
     *
     * @param message the message to get the received date from
     * @return the received date or null if not found
     * @throws MessagingException if message access fails
     */
    protected static Date getReceivedDate(final Message message) throws MessagingException {
        final Date today = new Date();

    }

    /**
     * @throws Exception
     */
    @Test
    public void testToCalendar() throws Exception {
        final Date date = new Date();
        final Calendar cal = CalendarConversionUtil.toCalendar(date);
        assertEquals(date, cal.getTime());
    }

    /**
     *
     * @throws Exception
     */
    @Test
    public void testLocalize() throws Exception {

        #; !NotInScope = map:{ $$ALL$$ = list:{ $$VersionNo$$ } }
    }
    ; Date = map:{
        # [Include]
        # Date columns may not be needed
        # to be set these condition-keys basically.
        ; NotEqual = map:{}
        ; InScope = map:{}
        ; NotInScope = map:{}

        # [Exclude]
        # Common columns of Date type may not be needed
        # to be set these condition-keys basically.

   * either the field is absent or cannot be parsed as a date.
   */
  fun getDate(name: String): Date? = get(name)?.toHttpDateOrNull()

  /**
   * Returns the last value corresponding to the specified field parsed as an HTTP date, or null if
   * either the field is absent or cannot be parsed as a date.
   */

  <function>
    <description>
      Returns Date from a given value.
    </description>
    <name>date</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.util.Date date(java.lang.Long)</function-signature>
    <example>
      ${fe:date(doc.tstamp)}
    </example>
  </function>

  <function>
    <description>
      Returns Date from a given value.
    </description>

  }

  /**
   * @param delta the offset from the current date to use. Negative values yield dates in the past;
   *     positive values yield dates in the future.
   */
  private fun formatDate(
    delta: Long,
    timeUnit: TimeUnit,
  ): String? = formatDate(Date(System.currentTimeMillis() + timeUnit.toMillis(delta)))

  private fun formatDate(date: Date): String? {

    protected String toRangeDateString(Date date, String format) {
        if (format.contains("epoch_millis")) {
            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 {

        when(logonInfo.getLogonTime()).thenReturn(new Date());
        when(logonInfo.getLogoffTime()).thenReturn(new Date());
        when(logonInfo.getKickOffTime()).thenReturn(new Date());
        when(logonInfo.getPwdLastChangeTime()).thenReturn(new Date());
        when(logonInfo.getPwdCanChangeTime()).thenReturn(new Date());
        when(logonInfo.getPwdMustChangeTime()).thenReturn(new Date());