Fix compilation failure due to missing Collections import

Relates to 00817a9
elastic · Apr 6, 2018 · bd8aa6c · bd8aa6c
1 parent b720bd6
commit bd8aa6c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/server/src/main/java/org/elasticsearch/index/query/QueryStringQueryBuilder.java b/server/src/main/java/org/elasticsearch/index/query/QueryStringQueryBuilder.java
@@ -43,6 +43,7 @@
 
 import java.io.IOException;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;