From e224c79c84659e04513079ae0cfa76d74ca81a8e Mon Sep 17 00:00:00 2001
From: Ola Aunrønning <olaa@oath.com>
Date: Thu, 31 Jan 2019 15:46:50 +0100
Subject: Use computeIfAbsent

---
 .../yahoo/vespa/hosted/dockerapi/metrics/MetricReceiverWrapper.java | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/docker-api/src/main/java/com/yahoo/vespa/hosted/dockerapi/metrics/MetricReceiverWrapper.java b/docker-api/src/main/java/com/yahoo/vespa/hosted/dockerapi/metrics/MetricReceiverWrapper.java
index f39b7844cda..11c7005fcd2 100644
--- a/docker-api/src/main/java/com/yahoo/vespa/hosted/dockerapi/metrics/MetricReceiverWrapper.java
+++ b/docker-api/src/main/java/com/yahoo/vespa/hosted/dockerapi/metrics/MetricReceiverWrapper.java
@@ -116,11 +116,7 @@ public class MetricReceiverWrapper {
     }
 
     private Map<Dimensions, Map<String, MetricValue>> getOrCreateApplicationMetrics(String application, DimensionType type) {
-        if (! metrics.containsKey(type)) {
-            metrics.put(type, new HashMap<>());
-        }
-        Map<String, ApplicationMetrics> applicationMetrics = metrics.get(type);
-
+        Map<String, ApplicationMetrics> applicationMetrics = metrics.computeIfAbsent(type, m -> new HashMap<>());
         if (! applicationMetrics.containsKey(application)) {
             ApplicationMetrics metrics = new ApplicationMetrics();
             applicationMetrics.put(application, metrics);
-- 
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