public static Object[] weekly(Request[] requests, long start, long end) {
GregorianCalendar dayStart = new GregorianCalendar();
dayStart.setTimeInMillis(start);
dayStart.set(Calendar.HOUR_OF_DAY, 0);
dayStart.set(Calendar.MINUTE, 0);
dayStart.set(Calendar.SECOND, 0);
dayStart.set(Calendar.MILLISECOND, 0);
GregorianCalendar dayEnd = new GregorianCalendar();
dayEnd.setTimeInMillis(dayStart.getTimeInMillis() + 1000 * 60 * 60 * 24);
Object[] results = new Object[(int) ((end - start) / ((long) 1000 * 60 * 60 * 24))];
for (int i = 0; dayStart.getTimeInMillis() < end; ++i) {
long cur = 0;
for (Request request : requests) {
// seek open requests
if (request.getRecievedAt() <= dayStart.getTimeInMillis()
&& request.getFinishedAt() > dayEnd.getTimeInMillis()) {
cur++;
}
}
Object row[] = new Object[3];
row[0] = new Long(dayStart.getTimeInMillis());
row[1] = new Long(dayEnd.getTimeInMillis());
row[2] = new Double(cur);
results[i] = row;
dayStart.setTimeInMillis(dayStart.getTimeInMillis() + 1000 * 60 * 60 * 24);
dayEnd.setTimeInMillis(dayStart.getTimeInMillis() + 1000 * 60 * 60 * 24);
}
return results;
}
