Fix Lucene indexing for the reviewer suggestion

For Lucene's StringField we have to explicitly convert the value to
lower case as otherwise the case insensitive search doesn't work.

Change-Id: Ie82c014e0edf5f8049c69ccc62651776a113510a

1 files changed, 2 insertions, 1 deletions

diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/change/ReviewerSuggestionCache.java b/gerrit-server/src/main/java/com/google/gerrit/server/change/ReviewerSuggestionCache.java
index f0123539a3..c4c918644e 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/change/ReviewerSuggestionCache.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/change/ReviewerSuggestionCache.java
@@ -172,7 +172,8 @@ public class ReviewerSuggestionCache {
       doc.add(new TextField(NAME, a.getFullName(), Store.YES));
     }
     if (a.getPreferredEmail() != null) {
-      doc.add(new StringField(EMAIL, a.getPreferredEmail(), Store.YES));
+      doc.add(new StringField(EMAIL, a.getPreferredEmail().toLowerCase(),
+          Store.YES));
       doc.add(new TextField(EMAIL, a.getPreferredEmail(), Store.YES));
     }
     AccountExternalIdAccess extIdAccess = db.get().accountExternalIds();