Fix play-mvc\methods NullPointerException (#12121)

instrumentation/methods/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/methods/MethodInstrumentation.java

@@ -79,6 +79,9 @@ public class MethodInstrumentation implements TypeInstrumentation {
         @Advice.Local("otelScope") Scope scope,
         @Advice.Return(typing = Assigner.Typing.DYNAMIC, readOnly = false) Object returnValue,
         @Advice.Thrown Throwable throwable) {
+      if (scope == null) {
+        return;
+      }
       scope.close();
 
       returnValue =

instrumentation/play/play-mvc/play-mvc-2.4/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/play/v2_4/ActionInstrumentation.java

@@ -71,6 +71,9 @@ public class ActionInstrumentation implements TypeInstrumentation {
         @Advice.Return(readOnly = false) Future<Result> responseFuture,
         @Advice.Local("otelContext") Context context,
         @Advice.Local("otelScope") Scope scope) {
+      if (scope == null) {
+        return;
+      }
       scope.close();
 
       updateSpan(context, req);

instrumentation/play/play-mvc/play-mvc-2.6/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/play/v2_6/ActionInstrumentation.java

@@ -71,6 +71,9 @@ public class ActionInstrumentation implements TypeInstrumentation {
         @Advice.Return(readOnly = false) Future<Result> responseFuture,
         @Advice.Local("otelContext") Context context,
         @Advice.Local("otelScope") Scope scope) {
+      if (scope == null) {
+        return;
+      }
       scope.close();
 
       updateSpan(context, req);