Polish SimpleObservation.openScope()

izeye · May 13, 2023 · 935c415 · 935c415
1 parent cb04fb0
commit 935c415
Showing 1 changed file with 1 addition and 5 deletions.
diff --git a/micrometer-observation/src/main/java/io/micrometer/observation/SimpleObservation.java b/micrometer-observation/src/main/java/io/micrometer/observation/SimpleObservation.java
@@ -196,11 +196,7 @@ public void stop() {
 
     @Override
     public Scope openScope() {
-        Deque<Scope> scopes = enclosingScopes.get(Thread.currentThread());
-        if (scopes == null) {
-            scopes = new ArrayDeque<>();
-            enclosingScopes.put(Thread.currentThread(), scopes);
-        }
+        Deque<Scope> scopes = enclosingScopes.computeIfAbsent(Thread.currentThread(), (k) -> new ArrayDeque<>());
         Scope currentScope = registry.getCurrentObservationScope();
         if (currentScope != null) {
             scopes.addFirst(currentScope);