From a56cb42fde41422c99108ff2749c29080bb94e36 Mon Sep 17 00:00:00 2001
From: Alan Woodward <romseygeek@apache.org>
Date: Tue, 2 Jan 2018 13:56:42 +0000
Subject: [PATCH] LUCENE-8012: LTR contrib needs to use float values in
 explanations

---
 .../ltr/src/java/org/apache/solr/ltr/model/LinearModel.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/solr/contrib/ltr/src/java/org/apache/solr/ltr/model/LinearModel.java b/solr/contrib/ltr/src/java/org/apache/solr/ltr/model/LinearModel.java
index 08780ca9bb8..5080edfd171 100644
--- a/solr/contrib/ltr/src/java/org/apache/solr/ltr/model/LinearModel.java
+++ b/solr/contrib/ltr/src/java/org/apache/solr/ltr/model/LinearModel.java
@@ -129,7 +129,7 @@ public class LinearModel extends LTRScoringModel {
           "weight on feature"));
       featureDetails.add(featureExplain);
 
-      details.add(Explanation.match(featureExplain.getValue().doubleValue()
+      details.add(Explanation.match(featureExplain.getValue().floatValue()
           * featureToWeight[index], "prod of:", featureDetails));
       index++;
     }