private ArrayList<Datapoint> convertMetricStatisticsToDataoints(
Statistics statistics, Collection<MetricStatistics> metrics) {
ArrayList<Datapoint> datapoints = Lists.newArrayList();
boolean wantsAverage = statistics.getMember().contains("Average");
boolean wantsSum = statistics.getMember().contains("Sum");
boolean wantsSampleCount = statistics.getMember().contains("SampleCount");
boolean wantsMaximum = statistics.getMember().contains("Maximum");
boolean wantsMinimum = statistics.getMember().contains("Minimum");
for (MetricStatistics metricStatistics : metrics) {
Datapoint datapoint = new Datapoint();
datapoint.setTimestamp(metricStatistics.getTimestamp());
datapoint.setUnit(metricStatistics.getUnits().toString());
if (wantsSum) {
datapoint.setSum(metricStatistics.getSampleSum());
}
if (wantsSampleCount) {
datapoint.setSampleCount(metricStatistics.getSampleSize());
}
if (wantsMaximum) {
datapoint.setMaximum(metricStatistics.getSampleMax());
}
if (wantsMinimum) {
datapoint.setMinimum(metricStatistics.getSampleMin());
}
if (wantsAverage) {
datapoint.setAverage(
MetricUtils.average(metricStatistics.getSampleSum(), metricStatistics.getSampleSize()));
}
datapoints.add(datapoint);
}
return datapoints;
}
