Simplify code with new Map features

[controller.git] / opendaylight / md-sal / sal-akka-raft / src / test / java / org / opendaylight / controller / cluster / raft / utils / InMemorySnapshotStore.java

diff --git a/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/utils/InMemorySnapshotStore.java b/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/utils/InMemorySnapshotStore.java
index 49aec66e724c3f45471d6e213d35cbd4b9d0ae4e..699a5e3daf95a2ccabff8e2f3e5b6195578329be 100644 (file)
--- a/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/utils/InMemorySnapshotStore.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/utils/InMemorySnapshotStore.java
@@ -42,12 +42,7 @@ public class InMemorySnapshotStore extends SnapshotStore {
     private static Map<String, List<StoredSnapshot>> snapshots = new ConcurrentHashMap<>();
 
     public static void addSnapshot(String persistentId, Object snapshot) {
-        List<StoredSnapshot> snapshotList = snapshots.get(persistentId);
-
-        if (snapshotList == null) {
-            snapshotList = new ArrayList<>();
-            snapshots.put(persistentId, snapshotList);
-        }
+        List<StoredSnapshot> snapshotList = snapshots.computeIfAbsent(persistentId, k -> new ArrayList<>());
 
         synchronized (snapshotList) {
             snapshotList.add(new StoredSnapshot(new SnapshotMetadata(persistentId, snapshotList.size(),