protected Histogram createHistogram(List<GroupEntity> groups, List<StatEntity> topLevelStats) { Histogram result = new Histogram(); groups.forEach( group -> { Stat details = topLevelStats.stream() .filter( s -> group.getId().equals(s.getGroupId()) ) .filter( s -> s != null ) .map( s-> s.getStat()) .findFirst() .orElseGet(() -> Stat.emptyStat()); result.add(details, group.getStartDate(),group.getEndDate()); }); return result; }
private Histogram histogramInMemory(String id) { return Endoscope.processStats(stats -> { Stat s = stats.getMap().get(id); if( s == null ){//might happen when stats get saved and/or reset in the mean time return null; } Histogram result = new Histogram(id); result.getHistogram().add( new StatHistory(s, stats.getStartDate(), new Date()) ); return result; }); }
@Override public Histogram loadHistogram(String detailsId, Date from, Date to, String instance, String type, String lastGroupId){ List<String> statsIds = find(from, to, instance, type); Histogram result = new Histogram(detailsId); processStats(statsIds, stats -> { Stat stat = getDetailsOrEmpty(detailsId, stats); result.add(stat, stats.getStartDate(),stats.getEndDate()); }); return result; }
private Histogram histogramForRange(String id, TimeRange range, String lastGroupId) { Histogram result; if( canSearch(range) ){ result = getStorage().loadHistogram(id, range.getFromDate(), range.getToDate(), range.getInstance(), range.getType(), lastGroupId); if( inMemoryInRange(range) && result.isLastHistogramPart() ){ Histogram current = histogramInMemory(id); if( current != null ){ result.getHistogram().addAll(current.getHistogram()); } result.setInfo("Added in-memory data. Original info: " + result.getInfo()); } } else { result = histogramInMemory(id); result.setInfo("in-memory data only. Original info: " + result.getInfo()); } result.setInfo(result.getInfo() + ", " + range.toString() ); return (result != null) ? result : new Histogram(id); }