final Date date = toDate(str, format);
            if (date != null) {
                return date;
            }
        }
        final Date date = toDate(str, locale);
        if (date != null) {
            return date;
        }
        final java.sql.Date sqlDate = toSqlDateJdbcEscape(str);
        if (sqlDate != null) {

     *
     * @param value the date string to parse
     * @return parsed Date object, or null if parsing fails
     */
    public static Date parseDate(final String value) {
        return parseDate(value, Constants.DATE_OPTIONAL_TIME);
    }

    /**
     * Parses a date string using the specified format.
     *
     * @param value the date string to parse

            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);

			}
			// validating presign date field.
			if testCase.expectedPreSignValues.Date.UTC().Format(iso8601Format) != parsedPreSign.Date.UTC().Format(iso8601Format) {
				t.Errorf("Test %d: Expected date to be %v, but got %v", i+1, testCase.expectedPreSignValues.Date.UTC().Format(iso8601Format), parsedPreSign.Date.UTC().Format(iso8601Format))
			}
		}
	}

    }

    @Test
    public void test_parseDate() {
        Date date;

        date = FessFunctions.parseDate("");
        assertNull(date);

        date = FessFunctions.parseDate("2004-04-01T12:34:56.123Z");
        assertEquals("2004-04-01T12:34:56.123Z", FessFunctions.formatDate(date));

        date = FessFunctions.parseDate("2004-04-01T12:34:56Z");

        final Date date = toDate("11:49");
        assertThat(new SimpleDateFormat("HH:mm:ss").format(date), is("11:49:00"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToDate_MediumStyle() throws Exception {
        final Date date = toDate("11:49:10");
        assertThat(new SimpleDateFormat("HH:mm:ss").format(date), is("11:49:10"));
    }

    /**

    }

    ReleasedVersion releasedVersion(String version, long date = System.currentTimeMillis()) {
        new ReleasedVersion(version, format.format(new Date(date)))
    }

    ReleasedVersion snapshot(String baseVersion, long date = System.currentTimeMillis()) {
        releasedVersion("${baseVersion}-${format.format(new Date(date))}", date)
    }

        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());

    }

    /**
     * Gets the cookie expiry date.
     *
     * @return the expiry date
     */
    public Date getExpiryDate() {
        return expiryDate;
    }

    /**
     * Sets the cookie expiry date.
     *
     * @param expiryDate the expiry date
     */
    public void setExpiryDate(final Date expiryDate) {
        this.expiryDate = expiryDate;
    }

    /**