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 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);
}
}