1 files changed, 3 insertions, 6 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/request/DateFunction.java b/container-search/src/main/java/com/yahoo/search/grouping/request/DateFunction.java
index 3c152f00c66..f911b695853 100644
--- a/container-search/src/main/java/com/yahoo/search/grouping/request/DateFunction.java
+++ b/container-search/src/main/java/com/yahoo/search/grouping/request/DateFunction.java
@@ -1,8 +1,7 @@
 // Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.search.grouping.request;
 
-import java.util.Arrays;
-import java.util.stream.Collectors;
+import java.util.List;
 
 /**
  * This class represents a timestamp-formatter function in a {@link GroupingExpression}. It evaluates to a string on the
@@ -23,14 +22,12 @@ public class DateFunction extends FunctionNode {
     }
 
     private DateFunction(String label, Integer level, GroupingExpression exp) {
-        super("time.date", label, level, Arrays.asList(exp));
+        super("time.date", label, level, List.of(exp));
     }
 
     @Override
     public DateFunction copy() {
-        return new DateFunction(getLabel(),
-                                getLevelOrNull(),
-                                getArg(0).copy());
+        return new DateFunction(getLabel(), getLevelOrNull(), getArg(0).copy());
     }
 
 }