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);
}
}
private static String getEncodedMetadata(ScheduledTask task) {
boolean hasProperties = false;
Metadata metadata = new Metadata();
Set<String> keys = task.getPropertyNames();
for (String key : keys) {
hasProperties = true;
metadata.put(key, task.getProperty(key));
}
if (!hasProperties) {
return null;
}
return metadata.toString();
}