}
        }
        return 0;
    }

    /**
     * Gets the current calendar instance set to the system time.
     *
     * @return the current calendar instance
     */
    protected Calendar getCurrentCal() {
        final Calendar cal = Calendar.getInstance();
        cal.setTimeInMillis(ComponentUtil.getSystemHelper().getCurrentTimeAsLong());
        return cal;
    }

    /**

     * Converts a {@link Date} to a {@link Calendar}.
     *
     * @param date
     *            {@link Date}
     * @param locale
     *            Locale
     * @return The converted {@link Calendar}
     */
    protected static Calendar toCalendar(final Date date, final Locale locale) {
        final Calendar calendar;
        if (locale == null) {
            calendar = Calendar.getInstance();
        } else {

     * Converts a {@link Date} to a {@link Calendar}.
     *
     * @param date
     *            {@link Date}
     * @param locale
     *            Locale
     * @return The converted {@link Calendar}
     */
    protected static Calendar toCalendar(final Date date, final Locale locale) {
        final Calendar calendar;
        if (locale == null) {
            calendar = Calendar.getInstance();
        } else {

    }

    /**
     * Converts to a {@link Calendar} with the local {@link TimeZone} and {@link Locale}.
     *
     * @param calendar
     *            {@link Calendar}
     * @return The converted {@link Calendar}
     */
    public static Calendar localize(final Calendar calendar) {
        assertArgumentNotNull("calendar", calendar);
        final Calendar localCalendar = Calendar.getInstance();

        final Calendar calendar = toCalendar("10/9/7");
        assertThat(new SimpleDateFormat("yyyy/MM/dd").format(calendar.getTime()), is("2010/09/07"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToCalendar_MediumStyle() throws Exception {
        final Calendar calendar = toCalendar("2010/9/7");

            // Build the matrix of dates that will populate the calendar
            //

            var calendar = side == 'left' ? this.leftCalendar : this.rightCalendar;
            var month = calendar.month.month();
            var year = calendar.month.year();
            var hour = calendar.month.hour();
            var minute = calendar.month.minute();
            var second = calendar.month.second();

    /**
     * Converts a {@link Date} to a {@link Calendar}.
     *
     * @param date the {@link Date}
     * @param locale the locale
     * @return the converted {@link Calendar}
     */
    protected static Calendar toCalendar(final Date date, final Locale locale) {
        final Calendar calendar;
        if (locale == null) {
            calendar = Calendar.getInstance();
        } else {

        final Date date = new Date();
        final Calendar cal = CalendarConversionUtil.toCalendar(date);
        assertEquals(date, cal.getTime());
    }

    /**
     *
     * @throws Exception
     */
    @Test
    public void testLocalize() throws Exception {
        final Calendar calendar = Calendar.getInstance(TimeZone.getTimeZone("JST"));
        final Calendar local = CalendarConversionUtil.localize(calendar);

        final Calendar calendar = toCalendar("11:49");
        assertThat(new SimpleDateFormat("HH:mm:ss").format(calendar.getTime()), is("11:49:00"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToCalendar_MediumStyle() throws Exception {
        final Calendar calendar = toCalendar("11:49:10");
        assertThat(new SimpleDateFormat("HH:mm:ss").format(calendar.getTime()), is("11:49:10"));

        final Calendar calendar = toCalendar("10/9/7 11:49", Locale.JAPAN);
        assertThat(new SimpleDateFormat("yyyy/MM/dd HH:mm:ss").format(calendar.getTime()), is("2010/09/07 11:49:00"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToCalendar_MediumStyle() throws Exception {
        final Calendar calendar = toCalendar("2010/9/7 11:49:10", Locale.JAPAN);