Github user TomaszGaweda commented on a diff in the pull request:
https://github.com/apache/spark/pull/22399#discussion_r216824283
--- Diff:
common/kvstore/src/test/java/org/apache/spark/util/kvstore/DBIteratorSuite.java
---
@@ -383,7 +383,7 @@ public void testRefWithIntNaturalKey() throws Exception
{
LevelDBSuite.IntKeyType i = new LevelDBSuite.IntKeyType();
i.key = 1;
i.id = "1";
- i.values = Arrays.asList("1");
+ i.values = Collections.singletonList("1");
--- End diff --
If you are already changing this, I would also suggest to add static
imports to shorten the code
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