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make the connetion between TPBJC's trackScores and TPBJQ's ScoreMode more transparent 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1304269 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael McCandless 2012-03-23 10:33:17 +00:00
parent 6c73b26c93
commit 8f21ee61cb
2 changed files with 5 additions and 3 deletions
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6
modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinCollector.java
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@ -18,7 +18,7 @@ package org.apache.lucene.search.join;
*/
import org.apache.lucene.index.AtomicReaderContext;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriter; // javadocs
import org.apache.lucene.search.*;
import org.apache.lucene.search.Scorer.ChildScorer;
import org.apache.lucene.search.grouping.GroupDocs;
@ -100,7 +100,9 @@ public class ToParentBlockJoinCollector extends Collector {
private float maxScore = Float.NaN;
/* Creates a ToParentBlockJoinCollector. The provided sort must
* not be null. */
* not be null. If you pass true trackScores, all
* ToParentBlockQuery instances must not use
* ScoreMode.None. */
public ToParentBlockJoinCollector(Sort sort, int numParentHits, boolean trackScores, boolean trackMaxScore) throws IOException {
// TODO: allow null sort to be specialized to relevance
// only collector

2
modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java
View File

@ -267,7 +267,7 @@ public class ToParentBlockJoinQuery extends Query {
float[] swapChildScores(float[] other) {
if (scoreMode == ScoreMode.None) {
throw new IllegalStateException("ScoreMode is None");
throw new IllegalStateException("ScoreMode is None; you must pass trackScores=false to ToParentBlockJoinCollector");
}
final float[] ret = pendingChildScores;
if (other == null) {