MockResponse.Builder()
        .addHeader("Last-Modified: " + formatDate(-1, TimeUnit.HOURS))
        .addHeader("Expires: " + formatDate(1, TimeUnit.HOURS))
        .body("ABC")
        .build(),
    )
    server.enqueue(
      MockResponse.Builder()
        .addHeader("Last-Modified: " + formatDate(-5, TimeUnit.MINUTES))
        .addHeader("Expires: " + formatDate(2, TimeUnit.HOURS))
        .body("DEF")
        .build(),

          headersOf(
            "Last-Modified",
            formatDate(-1, TimeUnit.HOURS)!!,
            "Expires",
            formatDate(1, TimeUnit.HOURS)!!,
          ),
        body = "ABC.1",
      ),
    )
    server.enqueue(
      MockResponse(
        headers =
          headersOf(
            "Last-Modified",
            formatDate(-1, TimeUnit.HOURS)!!,
            "Expires",

                final Map<String, String> params = new LinkedHashMap<>();
                params.put("User Info ID", e.getId());
                params.put("Created Time", FessFunctions.formatDate(e.getCreatedAt()));
                params.put("Updated Time", FessFunctions.formatDate(e.getUpdatedAt()));
                return params;
            }).get();
        }
        if (SearchLogPager.LOG_TYPE_CLICK.equalsIgnoreCase(logType)) {

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

        date = FessFunctions.parseDate("2004-04-01T12:34:56Z");
        assertEquals("2004-04-01T12:34:56.000Z", FessFunctions.formatDate(date));

        date = FessFunctions.parseDate("2004-04-01T12:34Z");
        assertEquals("2004-04-01T12:34:00.000Z", FessFunctions.formatDate(date));

        date = FessFunctions.parseDate("2004-04-01");

                    throw new InvalidAccessTokenException("invalid_token",
                            "The token is expired(" + FessFunctions.formatDate(FessFunctions.date(expiredTime)) + ").");
                }
                stream(accessToken.getPermissions()).of(stream -> stream.forEach(permissionSet::add));

    <description>
      Returns formatted date from a given value.
    </description>
    <name>formatDate</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String formatDate(java.time.ZonedDateTime, java.lang.String)</function-signature>
    <example>
      ${fe:formatDate(d, 'yyyy')}
    </example>
  </function>

  <function>
    <description>

        }
    }

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

    public static String formatDate(final LocalDateTime date) {
        if (date == null) {

    }

    protected StringBuilder appendTimestamp(final StringBuilder buf) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        append(buf, "timestamp", () -> FessFunctions.formatDate(systemHelper.getCurrentTime()));
        return buf;
    }

    protected StringBuilder appendException(final StringBuilder buf, final Exception exception) {

                                                    <td>${f:h(logFile.name)}</td>
                                                    <td><fmt:formatDate value="${logFile.lastModified}"
                                                                        type="BOTH" dateStyle="MEDIUM"/></td>
                                                </tr>

                                                            value="${fe:date(data.startTime)}"
                                                            pattern="yyyy-MM-dd'T'HH:mm:ss"/></td>
                                                    <td><c:if test="${data.endTime!=null}">
                                                        <fmt:formatDate value="${fe:date(data.endTime)}"