Try to satisfy pmd executor service closing.

Author: phipag

powertools-logging/src/test/java/software/amazon/lambda/powertools/logging/internal/KeyBufferTest.java

@@ -234,7 +234,7 @@ void shouldBeThreadSafeForDifferentKeys() throws InterruptedException, IOExcepti
         int eventsPerThread = 100;
         KeyBuffer<String, String> largeBuffer = new KeyBuffer<>(10000, String::length);
         ExecutorService executor = Executors.newFixedThreadPool(threadCount);
-        try (Closeable close = executor::shutdown) {
+        try (Closeable ignored = executor::shutdown) {
             CountDownLatch latch = new CountDownLatch(threadCount);
 
             // Each thread works with different key
@@ -270,7 +270,7 @@ void shouldBeThreadSafeForSameKey() throws InterruptedException, IOException {
         int eventsPerThread = 20;
         KeyBuffer<String, String> largeBuffer = new KeyBuffer<>(10000, String::length);
         ExecutorService executor = Executors.newFixedThreadPool(threadCount);
-        try (Closeable close = executor::shutdown) {
+        try (Closeable ignored = executor::shutdown) {
             CountDownLatch latch = new CountDownLatch(threadCount);
 
             // All threads work with same key

powertools-logging/src/test/java/software/amazon/lambda/powertools/logging/internal/LoggingManagerRegistryTest.java

@@ -116,7 +116,7 @@ void testGetLoggingManager_shouldBeThreadSafe() throws InterruptedException, IOE
         // GIVEN
         int threadCount = 10;
         ExecutorService executor = Executors.newFixedThreadPool(threadCount);
-        try (Closeable close = executor::shutdown) {
+        try (Closeable ignored = executor::shutdown) {
             CountDownLatch latch = new CountDownLatch(threadCount);
             AtomicReference<LoggingManager> sharedInstance = new AtomicReference<>();