Yuti-G commented on code in PR #914:
URL: https://github.com/apache/lucene/pull/914#discussion_r900427716
##########
lucene/facet/src/java/org/apache/lucene/facet/taxonomy/IntTaxonomyFacets.java:
##########
@@ -163,6 +164,76 @@ public Number getSpecificValue(String dim, String... path)
throws IOException {
return getValue(ord);
}
+ @Override
+ public FacetResult getAllChildren(String dim, String... path) throws
IOException {
+ DimConfig dimConfig = verifyDim(dim);
+ FacetLabel cp = new FacetLabel(dim, path);
+ int dimOrd = taxoReader.getOrdinal(cp);
+ if (dimOrd == -1) {
+ return null;
+ }
+
+ int aggregatedValue = 0;
+ int childCount = 0;
+
+ List<Integer> ordinals = new ArrayList<>();
+ List<Integer> ordValues = new ArrayList<>();
+
+ if (sparseValues != null) {
+ for (IntIntCursor c : sparseValues) {
+ int value = c.value;
+ int ord = c.key;
+ if (parents[ord] == dimOrd && value > 0) {
+ aggregatedValue = aggregationFunction.aggregate(aggregatedValue,
value);
+ childCount++;
+ ordinals.add(ord);
+ ordValues.add(value);
+ }
+ }
+ } else {
+ int[] children = getChildren();
+ int[] siblings = getSiblings();
+ int ord = children[dimOrd];
+ while (ord != TaxonomyReader.INVALID_ORDINAL) {
+ int value = values[ord];
+ if (value > 0) {
+ aggregatedValue = aggregationFunction.aggregate(aggregatedValue,
value);
+ childCount++;
+ ordinals.add(ord);
+ ordValues.add(value);
+ }
+ ord = siblings[ord];
+ }
+ }
+
+ if (aggregatedValue == 0) {
+ return null;
+ }
+
+ if (dimConfig.multiValued) {
+ if (dimConfig.requireDimCount) {
+ aggregatedValue = getValue(dimOrd);
+ } else {
+ // Our sum'd value is not correct, in general:
+ aggregatedValue = -1;
+ }
+ } else {
+ // Our sum'd dim value is accurate, so we keep it
+ }
+
+ int[] ordinalArray = new int[ordinals.size()];
+ for (int i = 0; i < ordinals.size(); i++) {
+ ordinalArray[i] = ordinals.get(i);
+ }
Review Comment:
`getBulkPath` only takes in int array and I would need to cast List<Integer>
to int[] here. Please advise me if there is a cleaner way to do so. Thanks!
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