Examples with PivotFacetResult com.rbmhtechnology.vind.api.result.facet.PivotFacetResult used on opensource projects

Example 1 with PivotFacetResult

use of com.rbmhtechnology.vind.api.result.facet.PivotFacetResult in project vind by RBMHTechnology.

the class ResultUtils method getPivotFacetResults.

private static Pair<String, List<PivotFacetResult>> getPivotFacetResults(Aggregation aggregation, Facet.PivotFacet pivotFacet, Map<String, Facet> vindFacets) {
    final FieldDescriptor field = pivotFacet.getFieldDescriptors().get(0);
    if (Objects.nonNull(aggregation)) {
        final ParsedTerms rootPivot = (ParsedTerms) aggregation;
        final List<PivotFacetResult> pivotFacetResult = rootPivot.getBuckets().stream().map(bucket -> {
            final Map<String, Aggregation> aggMap = bucket.getAggregations().asMap();
            final Aggregation pivotAgg = aggMap.get(pivotFacet.getFacetName());
            final Map<String, RangeFacetResult<?>> rangeSubfacets = new HashMap<>();
            final Map<String, QueryFacetResult<?>> querySubfacets = new HashMap<>();
            final Map<String, StatsFacetResult<?>> statsSubfacets = new HashMap<>();
            Double score = null;
            if (!pivotFacet.getSortings().isEmpty()) {
                score = pivotFacet.getSortings().keySet().stream().map(aggMap::get).mapToDouble(sortAgg -> ((ParsedSingleValueNumericMetricsAggregation) sortAgg).value()).sum();
            }
            aggMap.values().forEach(agg -> {
                if (ParsedExtendedStats.class.isAssignableFrom(agg.getClass())) {
                    final HashMap<String, Aggregation> statsMap = new HashMap<>();
                    statsMap.put(agg.getName(), agg);
                    statsSubfacets.put(agg.getName(), ResultUtils.getStatsFacetResults(statsMap, (Facet.StatsFacet) vindFacets.get(agg.getName())).getValue());
                }
                if (ParsedQuery.class.isAssignableFrom(agg.getClass())) {
                    querySubfacets.put(agg.getName(), ResultUtils.getQueryFacetResults(agg, (Facet.QueryFacet) vindFacets.get(agg.getName())).getValue());
                }
                if (ParsedRange.class.isAssignableFrom(agg.getClass())) {
                    rangeSubfacets.put(agg.getName(), ResultUtils.getRangeFacetResults(agg, vindFacets.get(agg.getName())).getValue());
                }
            });
            final List<PivotFacetResult> subPivot = getPivotFacetResults(pivotAgg, pivotFacet, vindFacets).getValue();
            return new PivotFacetResult(subPivot, bucket.getKey(), field, Long.valueOf(bucket.getDocCount()).intValue(), rangeSubfacets, querySubfacets, statsSubfacets, score);
        }).collect(Collectors.toList());
        return Pair.of(pivotFacet.getFacetName(), pivotFacetResult);
    }
    return Pair.of(null, null);
}