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Posted to commits@lucene.apache.org by mi...@apache.org on 2012/03/23 11:33:17 UTC

svn commit: r1304269 - in /lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join: ToParentBlockJoinCollector.java ToParentBlockJoinQuery.java

Author: mikemccand
Date: Fri Mar 23 10:33:17 2012
New Revision: 1304269

URL: http://svn.apache.org/viewvc?rev=1304269&view=rev
Log:
make the connetion between TPBJC's trackScores and TPBJQ's ScoreMode more transparent

Modified:
    lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinCollector.java
    lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java

Modified: lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinCollector.java
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinCollector.java?rev=1304269&r1=1304268&r2=1304269&view=diff
==============================================================================
--- lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinCollector.java (original)
+++ lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinCollector.java Fri Mar 23 10:33:17 2012
@@ -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 
   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

Modified: lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java?rev=1304269&r1=1304268&r2=1304269&view=diff
==============================================================================
--- lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java (original)
+++ lucene/dev/trunk/modules/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java Fri Mar 23 10:33:17 2012
@@ -267,7 +267,7 @@ public class ToParentBlockJoinQuery exte
 
     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) {