コード例 #1
0
  @Override
  public AggregateCount getCounts(String name, Interval interval, DateTimeField resolution) {

    DateTime end = interval.getEnd();
    Chronology c = interval.getChronology();
    DurationField resolutionDuration = resolution.getDurationField();

    long[] counts;

    if (resolutionDuration.getUnitMillis() == DateTimeConstants.MILLIS_PER_MINUTE) {
      // Iterate through each hour in the interval and load the minutes for it
      MutableDateTime dt = new MutableDateTime(interval.getStart());
      dt.setRounding(c.hourOfDay());
      Duration step = Duration.standardHours(1);
      List<long[]> hours = new ArrayList<long[]>();
      while (dt.isBefore(end)) {
        hours.add(getMinCountsForHour(name, dt));
        dt.add(step);
      }
      counts =
          MetricUtils.concatArrays(
              hours,
              interval.getStart().getMinuteOfHour(),
              interval.toPeriod().toStandardMinutes().getMinutes() + 1,
              60);

    } else if (resolutionDuration.getUnitMillis() == DateTimeConstants.MILLIS_PER_HOUR) {
      DateTime cursor = new DateTime(c.dayOfMonth().roundFloor(interval.getStart().getMillis()));
      List<long[]> days = new ArrayList<long[]>();
      Duration step = Duration.standardHours(24);
      while (cursor.isBefore(end)) {
        days.add(getHourCountsForDay(name, cursor));
        cursor = cursor.plus(step);
      }

      counts =
          MetricUtils.concatArrays(
              days,
              interval.getStart().getHourOfDay(),
              interval.toPeriod().toStandardHours().getHours() + 1,
              24);

    } else {
      throw new IllegalArgumentException("Only minute or hour resolution is currently supported");
    }
    return new AggregateCount(name, interval, counts, resolution);
  }
 private DateTimeField convertField(DateTimeField field, HashMap<Object, Object> converted) {
   if (field == null || !field.isSupported()) {
     return field;
   }
   if (converted.containsKey(field)) {
     return (DateTimeField) converted.get(field);
   }
   ZonedDateTimeField zonedField =
       new ZonedDateTimeField(
           field,
           getZone(),
           convertField(field.getDurationField(), converted),
           convertField(field.getRangeDurationField(), converted),
           convertField(field.getLeapDurationField(), converted));
   converted.put(field, zonedField);
   return zonedField;
 }