dnaber 2004/09/18 11:21:18
Modified: src/java/org/apache/lucene/search FieldSortedHitQueue.java
Log:
order was undefined in case of duplicate sort keys, this could lead to incorrect
results (documents appearing twice in the result set, other documents missing) if
there were more than 100 matches.
PR:31241
Revision Changes Path
1.12 +4 -1
jakarta-lucene/src/java/org/apache/lucene/search/FieldSortedHitQueue.java
Index: FieldSortedHitQueue.java
===================================================================
RCS file:
/home/cvs/jakarta-lucene/src/java/org/apache/lucene/search/FieldSortedHitQueue.java,v
retrieving revision 1.11
retrieving revision 1.12
diff -u -r1.11 -r1.12
--- FieldSortedHitQueue.java 21 Jul 2004 19:05:46 -0000 1.11
+++ FieldSortedHitQueue.java 18 Sep 2004 18:21:17 -0000 1.12
@@ -95,6 +95,9 @@
c = (fields[i].reverse) ? comparators[i].compare (docB, docA)
: comparators[i].compare (docA, docB);
}
+ // avoid random sort order that could lead to duplicates (bug #31241):
+ if (c == 0)
+ return docA.doc > docB.doc;
return c > 0;
}
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