Examples with DateTime net.fortuna.ical4j.model.DateTime used on opensource projects

Example 66 with DateTime

use of net.fortuna.ical4j.model.DateTime in project openmeetings by apache.

the class IcalUtils method parseAppointmentstoCalendar.

/**
 * Parses a List of Appointments into a VCALENDAR component.
 *
 * @param appointments List of Appointments for the Calendar
 * @param ownerId      Owner of the Appointments
 * @return VCALENDAR representation of the Appointments
 */
public Calendar parseAppointmentstoCalendar(List<Appointment> appointments, Long ownerId) {
    String tzid = parseTimeZone(null, userDao.get(ownerId)).getID();
    TimeZoneRegistry registry = TimeZoneRegistryFactory.getInstance().createRegistry();
    net.fortuna.ical4j.model.TimeZone timeZone = registry.getTimeZone(tzid);
    if (timeZone == null) {
        throw new NoSuchElementException("Unable to get time zone by id provided: " + tzid);
    }
    Calendar icsCalendar = new Calendar();
    icsCalendar.getProperties().add(new ProdId(PROD_ID));
    icsCalendar.getProperties().add(Version.VERSION_2_0);
    icsCalendar.getProperties().add(CalScale.GREGORIAN);
    icsCalendar.getComponents().add(timeZone.getVTimeZone());
    for (Appointment appointment : appointments) {
        DateTime start = new DateTime(appointment.getStart()), end = new DateTime(appointment.getEnd());
        VEvent meeting = new VEvent(start, end, appointment.getTitle());
        meeting = addVEventpropsfromAppointment(appointment, meeting);
        icsCalendar.getComponents().add(meeting);
    }
    return icsCalendar;
}

Example 67 with DateTime

use of net.fortuna.ical4j.model.DateTime in project openolat by klemens.

the class CalendarImportTest method testImportRecurringCal.

@Test
public void testImportRecurringCal() throws IOException, ParserException {
    InputStream in = CalendarImportTest.class.getResourceAsStream("RecurringEvent.ics");
    CalendarBuilder builder = new CalendarBuilder();
    Calendar calendar = builder.build(in);
    assertNotNull(calendar);
    VEvent rootEvent = null;
    VEvent exceptionEvent = null;
    for (Iterator<?> iter = calendar.getComponents().iterator(); iter.hasNext(); ) {
        Object comp = iter.next();
        if (comp instanceof VEvent) {
            VEvent vevent = (VEvent) comp;
            if (vevent.getRecurrenceId() == null) {
                rootEvent = vevent;
            } else {
                exceptionEvent = vevent;
            }
        }
    }
    assertNotNull(rootEvent);
    assertNotNull(exceptionEvent);
    java.util.Date startDate = CalendarUtils.getDate(2016, java.util.Calendar.OCTOBER, 10);
    DateTime start = new DateTime(startDate);
    java.util.Date endDate = CalendarUtils.getDate(2016, java.util.Calendar.NOVEMBER, 10);
    DateTime end = new DateTime(endDate);
    Period period = new Period(start, end);
    PeriodList pList = rootEvent.calculateRecurrenceSet(period);
    for (Object obj : pList) {
        Period p = (Period) obj;
        System.out.println("Period: " + p.getStart());
    }
    RecurrenceId recurrenceId = exceptionEvent.getRecurrenceId();
    Date recurrenceDate = recurrenceId.getDate();
    System.out.println("Recurrence: " + recurrenceDate);
    exceptionEvent.getSequence();
}

Example 68 with DateTime

use of net.fortuna.ical4j.model.DateTime in project openolat by klemens.

the class ICalFileCalendarManager method getRecurringEventsInPeriod.

private final List<KalendarRecurEvent> getRecurringEventsInPeriod(KalendarEvent kEvent, Date periodStart, Date periodEnd, TimeZone userTz) {
    VEvent vEvent = getVEvent(kEvent);
    if (vEvent.getEndDate() == null || vEvent.getStartDate().getDate().after(vEvent.getEndDate().getDate())) {
        return Collections.emptyList();
    }
    // calculate the events in the specified period
    Period recurringPeriod = new Period(new DateTime(periodStart), new DateTime(periodEnd));
    PeriodList periodList = vEvent.calculateRecurrenceSet(recurringPeriod);
    List<KalendarRecurEvent> recurringEvents = new ArrayList<>(periodList.size());
    for (Object obj : periodList) {
        Period period = (Period) obj;
        Date date = period.getStart();
        java.util.Calendar eventStartCal = java.util.Calendar.getInstance();
        eventStartCal.clear();
        eventStartCal.setTime(kEvent.getBegin());
        java.util.Calendar eventEndCal = java.util.Calendar.getInstance();
        eventEndCal.clear();
        eventEndCal.setTime(kEvent.getEnd());
        java.util.Calendar recurStartCal = java.util.Calendar.getInstance();
        recurStartCal.clear();
        if (userTz == null) {
            recurStartCal.setTimeInMillis(date.getTime());
        } else {
            recurStartCal.setTimeInMillis(date.getTime() - userTz.getOffset(date.getTime()));
        }
        long duration = kEvent.getEnd().getTime() - kEvent.getBegin().getTime();
        java.util.Calendar beginCal = java.util.Calendar.getInstance();
        beginCal.clear();
        beginCal.set(recurStartCal.get(java.util.Calendar.YEAR), recurStartCal.get(java.util.Calendar.MONTH), recurStartCal.get(java.util.Calendar.DATE), eventStartCal.get(java.util.Calendar.HOUR_OF_DAY), eventStartCal.get(java.util.Calendar.MINUTE), eventStartCal.get(java.util.Calendar.SECOND));
        java.util.Calendar endCal = java.util.Calendar.getInstance();
        endCal.clear();
        endCal.setTimeInMillis(beginCal.getTimeInMillis() + duration);
        boolean original = false;
        if (kEvent.getBegin().compareTo(beginCal.getTime()) == 0) {
            // prevent doubled events
            original = true;
        }
        Date recurrenceEnd = getRecurrenceEndDate(kEvent.getRecurrenceRule());
        if (kEvent.isAllDayEvent() && recurrenceEnd != null && recurStartCal.getTime().after(recurrenceEnd)) {
            // workaround for ical4j-bug in all day events
            continue;
        }
        KalendarRecurEvent recurEvent = new KalendarRecurEvent(kEvent.getID(), original, kEvent.getSubject(), beginCal.getTime(), endCal.getTime());
        recurEvent.setOccurenceDate(beginCal.getTime());
        recurEvent.setSourceEvent(kEvent);
        recurringEvents.add(recurEvent);
    }
    return recurringEvents;
}

Example 69 with DateTime

use of net.fortuna.ical4j.model.DateTime in project openolat by klemens.

the class ICalFileCalendarManager method getRecurrenceEndDate.

/**
 * @param rule
 * @return date of recurrence end
 */
@Override
public Date getRecurrenceEndDate(String rule) {
    if (rule != null) {
        try {
            TimeZone ltz = calendarModule.getDefaultTimeZone();
            Recur recur = new Recur(rule);
            Date dUntil = recur.getUntil();
            DateTime dtUntil = dUntil == null ? null : new DateTime(dUntil.getTime());
            if (dtUntil != null) {
                if (ltz != null) {
                    dtUntil.setTimeZone(ltz);
                }
                return dtUntil;
            }
        } catch (ParseException e) {
            log.error("cannot restore recurrence rule", e);
        }
    }
    return null;
}

Example 70 with DateTime

use of net.fortuna.ical4j.model.DateTime in project android by nextcloud.

the class SaveCalendar method getDateTime.

private Date getDateTime(Cursor cur, String dbName, String dbTzName, Calendar cal) {
    int i = getColumnIndex(cur, dbName);
    if (i == -1 || cur.isNull(i)) {
        Log_OC.e(TAG, "No valid " + dbName + " column found, index: " + Integer.toString(i));
        return null;
    }
    if (cal == null) {
        // Ignore timezone for date-only dates
        return utcDateFromMs(cur.getLong(i));
    } else if (dbTzName == null) {
        Log_OC.e(TAG, "No valid tz " + dbName + " column given");
    }
    String tz = getString(cur, dbTzName);
    final boolean isUtc = isUtcTimeZone(tz);
    DateTime dt = new DateTime(isUtc);
    if (dt.isUtc() != isUtc) {
        throw new RuntimeException("UTC mismatch after construction");
    }
    dt.setTime(cur.getLong(i));
    if (dt.isUtc() != isUtc) {
        throw new RuntimeException("UTC mismatch after setTime");
    }
    if (!isUtc) {
        if (mTzRegistry == null) {
            mTzRegistry = TimeZoneRegistryFactory.getInstance().createRegistry();
            if (mTzRegistry == null) {
                throw new RuntimeException("Failed to create TZ registry");
            }
        }
        TimeZone t = mTzRegistry.getTimeZone(tz);
        if (t == null) {
            Log_OC.e(TAG, "Unknown TZ " + tz + ", assuming UTC");
        } else {
            dt.setTimeZone(t);
            if (!mInsertedTimeZones.contains(t)) {
                cal.getComponents().add(t.getVTimeZone());
                mInsertedTimeZones.add(t);
            }
        }
    }
    return dt;
}