Package co.cask.cdap.metrics.data

Examples of co.cask.cdap.metrics.data.MetricsScanResult


  private Iterator<TimeValue> queryTimeSeries(MetricsScope scope, MetricsScanQuery scanQuery,
                                              Interpolator interpolator) throws OperationException {
    Map<TimeseriesId, Iterable<TimeValue>> timeValues = Maps.newHashMap();
    MetricsScanner scanner = metricsTableCaches.get(scope).getUnchecked(1).scan(scanQuery);
    while (scanner.hasNext()) {
      MetricsScanResult res = scanner.next();
      // if we get multiple scan results for the same logical timeseries, concatenate them together.
      // Needed if we need to interpolate across scan results.  Using the fact that the is a scan
      // over an ordered table, so the earlier timeseries is guaranteed to come first.
      TimeseriesId timeseriesId = new TimeseriesId(res.getContext(), res.getMetric(), res.getTag(), res.getRunId());
      if (!timeValues.containsKey(timeseriesId)) {
        timeValues.put(timeseriesId, res);
      } else {
        timeValues.put(timeseriesId, Iterables.concat(timeValues.get(timeseriesId), res));
      }
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