/**
* Build recurring properties from ical recurrence.
*
* @param r
* @return RecurTyp filled in
* @throws Throwable
*/
public static RecurType doRecur(final Recur r) throws Throwable {
RecurType rt = new RecurType();
rt.setFreq(FreqRecurType.fromValue(r.getFrequency()));
if (r.getCount() > 0) {
rt.setCount(BigInteger.valueOf(r.getCount()));
}
Date until = r.getUntil();
if (until != null) {
UntilRecurType u = new UntilRecurType();
XcalUtil.initUntilRecur(u, until.toString());
}
if (r.getInterval() > 0) {
rt.setInterval(String.valueOf(r.getInterval()));
}
listFromNumberList(rt.getBysecond(), r.getSecondList());
listFromNumberList(rt.getByminute(), r.getMinuteList());
listFromNumberList(rt.getByhour(), r.getHourList());
if (r.getDayList() != null) {
List<String> l = rt.getByday();
for (Object o : r.getDayList()) {
l.add(((WeekDay) o).getDay());
}
}
listFromNumberList(rt.getByyearday(), r.getYearDayList());
intlistFromNumberList(rt.getBymonthday(), r.getMonthDayList());
listFromNumberList(rt.getByweekno(), r.getWeekNoList());
intlistFromNumberList(rt.getBymonth(), r.getMonthList());
bigintlistFromNumberList(rt.getBysetpos(), r.getSetPosList());
return rt;
}
public static String getRecurrence(final String rule) {
if (rule != null) {
try {
final Recur recur = new Recur(rule);
final String frequency = recur.getFrequency();
final WeekDayList wdl = recur.getDayList();
final Integer interval = recur.getInterval();
if ((wdl != null && wdl.size() > 0)) {
// we only support one rule with daylist
return CalendarEntry.WORKDAILY;
} else if (interval != null && interval == 2) {
// we only support one rule with interval
return CalendarEntry.BIWEEKLY;
} else {
// native supportet rule
return frequency;
}
} catch (final ParseException e) {
log.error("cannot restore recurrence rule", e);
}
}
return null;
}