atris commented on a change in pull request #823: LUCENE-8939: Introduce Shared
Count Early Termination In Parallel Search
URL: https://github.com/apache/lucene-solr/pull/823#discussion_r320344708
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File path: lucene/core/src/java/org/apache/lucene/search/IndexSearcher.java
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@@ -467,9 +467,19 @@ public TopDocs searchAfter(ScoreDoc after, Query query,
int numHits) throws IOEx
final CollectorManager<TopScoreDocCollector, TopDocs> manager = new
CollectorManager<TopScoreDocCollector, TopDocs>() {
+ private HitsThresholdChecker hitsThresholdChecker;
@Override
public TopScoreDocCollector newCollector() throws IOException {
- return TopScoreDocCollector.create(cappedNumHits, after,
TOTAL_HITS_THRESHOLD);
+
+ if (hitsThresholdChecker == null) {
+ if (executor == null || leafSlices.length <= 1) {
+ hitsThresholdChecker =
HitsThresholdChecker.create(TOTAL_HITS_THRESHOLD);
+ } else {
+ hitsThresholdChecker =
HitsThresholdChecker.createShared(TOTAL_HITS_THRESHOLD);
+ }
+ }
Review comment:
Fixed this by using `final` modifier
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