public static Period decodeMetadata(Metadata meta, ICalTimeZone tz, TimeZoneMap tzmap)
throws ServiceException {
String start = meta.get(FN_START);
ParsedDateTime startTime;
try {
startTime = ParsedDateTime.parse(start, tzmap, tz, tzmap.getLocalTimeZone());
} catch (ParseException e) {
throw ServiceException.INVALID_REQUEST(
"Invalid PERIOD start time in metadata: " + meta.toString(), e);
}
String end = meta.get(FN_END, null);
if (end != null) {
ParsedDateTime endTime;
try {
endTime = ParsedDateTime.parse(end, tzmap, tz, tzmap.getLocalTimeZone());
} catch (ParseException e) {
throw ServiceException.INVALID_REQUEST(
"Invalid PERIOD end time in metadata: " + meta.toString(), e);
}
return new Period(startTime, endTime);
} else {
String durStr = meta.get(FN_DURATION, null);
if (durStr == null)
throw ServiceException.INVALID_REQUEST(
"PERIOD in metadata missing both end time and duration: " + meta.toString(), null);
ParsedDuration duration = ParsedDuration.parse(durStr);
return new Period(startTime, duration);
}
}
public Metadata encodeMetadata() {
Metadata meta = new Metadata();
meta.put(FN_START, mStart.getDateTimePartString(false));
if (mHasEnd) meta.put(FN_END, mEnd.getDateTimePartString(false));
else meta.put(FN_DURATION, mDuration);
return meta;
}
public String toString() {
StringBuilder sb = new StringBuilder(mStart.getDateTimePartString(false));
sb.append("/");
if (mHasEnd) {
if (mEnd != null) sb.append(mEnd.getDateTimePartString(false));
} else {
if (mDuration != null) sb.append(mDuration.toString());
}
return sb.toString();
}
private static IRecurrence getRecurrenceForDay(
int dayOfWeek, StartSpec startSpec, TimeRange timeRange, ICalTimeZone tz, TimeZoneMap tzmap)
throws ServiceException {
// DTSTART
String dateStr = startSpec.getDateString(dayOfWeek);
String dtStartStr;
if (tz.sameAsUTC())
dtStartStr =
String.format("%sT%02d%02d00Z", dateStr, timeRange.start.hour, timeRange.start.minute);
else
dtStartStr =
String.format(
"TZID=\"%s\":%sT%02d%02d00",
tz.getID(), dateStr, timeRange.start.hour, timeRange.start.minute);
ParsedDateTime dtStart;
try {
dtStart = ParsedDateTime.parse(dtStartStr, tzmap);
} catch (ParseException e) {
throw ServiceException.INVALID_REQUEST("Bad date/time value \"" + dtStartStr + "\"", e);
}
// DURATION
ParsedDuration dur = timeRange.getDuration();
// RRULE
String dayName = DayOfWeekName.lookup(dayOfWeek);
String ruleStr = String.format("FREQ=WEEKLY;INTERVAL=1;BYDAY=%s", dayName);
return new Recurrence.SimpleRepeatingRule(dtStart, dur, new ZRecur(ruleStr, tzmap), null);
}
public static Period parse(String value, ICalTimeZone tz, TimeZoneMap tzmap)
throws ServiceException, ParseException {
String parsed[] = value.split("\\/", 2);
if (parsed.length != 2 || parsed[0].length() == 0 || parsed[1].length() == 1)
throw ServiceException.INVALID_REQUEST("Invalid PERIOD value \"" + value + "\"", null);
ParsedDateTime startTime;
startTime = ParsedDateTime.parse(parsed[0], tzmap, tz, tzmap.getLocalTimeZone());
char ch = parsed[1].charAt(0);
if (ch == 'P' || ch == '+' || ch == '-') {
ParsedDuration duration = ParsedDuration.parse(parsed[1]);
return new Period(startTime, duration);
} else {
ParsedDateTime endTime = ParsedDateTime.parse(parsed[1], tzmap, tz, tzmap.getLocalTimeZone());
return new Period(startTime, endTime);
}
}
public Period(ParsedDateTime start, ParsedDuration dur) {
mStart = start;
mDuration = dur;
mEnd = mStart.add(mDuration);
mHasEnd = false;
}
public Period(ParsedDateTime start, ParsedDateTime end) {
mStart = start;
mEnd = end;
mDuration = mEnd.difference(mStart);
mHasEnd = true;
}