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when merging TopDocs, the most hits we can produce is the sum of how many hits we actually received 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1140827 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael McCandless 2011-06-28 20:27:12 +00:00
parent abdb8e0e2f
commit 4e92af1537
1 changed files with 3 additions and 1 deletions
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4
lucene/src/java/org/apache/lucene/search/TopDocs.java
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@ -212,18 +212,20 @@ public class TopDocs {
} }
int totalHitCount = 0; int totalHitCount = 0;
int availHitCount = 0;
float maxScore = Float.MIN_VALUE; float maxScore = Float.MIN_VALUE;
for(int shardIDX=0;shardIDX<shardHits.length;shardIDX++) { for(int shardIDX=0;shardIDX<shardHits.length;shardIDX++) {
final TopDocs shard = shardHits[shardIDX]; final TopDocs shard = shardHits[shardIDX];
if (shard.scoreDocs != null && shard.scoreDocs.length > 0) { if (shard.scoreDocs != null && shard.scoreDocs.length > 0) {
totalHitCount += shard.totalHits; totalHitCount += shard.totalHits;
availHitCount += shard.scoreDocs.length;
queue.add(new ShardRef(shardIDX)); queue.add(new ShardRef(shardIDX));
maxScore = Math.max(maxScore, shard.getMaxScore()); maxScore = Math.max(maxScore, shard.getMaxScore());
//System.out.println(" maxScore now " + maxScore + " vs " + shard.getMaxScore()); //System.out.println(" maxScore now " + maxScore + " vs " + shard.getMaxScore());
} }
} }
final ScoreDoc[] hits = new ScoreDoc[Math.min(topN, totalHitCount)]; final ScoreDoc[] hits = new ScoreDoc[Math.min(topN, availHitCount)];
int hitUpto = 0; int hitUpto = 0;
while(hitUpto < hits.length) { while(hitUpto < hits.length) {