Use computeIfAbsent() instead of explicit get() and put().

1 files changed, 1 insertions, 6 deletions

diff --git a/clustercontroller-core/src/test/java/com/yahoo/vespa/clustercontroller/core/EventDiffCalculatorTest.java b/clustercontroller-core/src/test/java/com/yahoo/vespa/clustercontroller/core/EventDiffCalculatorTest.java
index 2b44adfba9d..743fddcf48b 100644
--- a/clustercontroller-core/src/test/java/com/yahoo/vespa/clustercontroller/core/EventDiffCalculatorTest.java
+++ b/clustercontroller-core/src/test/java/com/yahoo/vespa/clustercontroller/core/EventDiffCalculatorTest.java
@@ -82,12 +82,7 @@ public class EventDiffCalculatorTest {
             return this;
         }
         private static AnnotatedClusterState.Builder getBuilder(Map<String, AnnotatedClusterState.Builder> derivedStates, String bucketSpace) {
-            AnnotatedClusterState.Builder result = derivedStates.get(bucketSpace);
-            if (result == null) {
-                result = new AnnotatedClusterState.Builder();
-                derivedStates.put(bucketSpace, result);
-            }
-            return result;
+            return derivedStates.computeIfAbsent(bucketSpace, key -> new AnnotatedClusterState.Builder());
         }
 
         List<Event> computeEventDiff() {