diff --git a/src/java.base/share/classes/java/util/ResourceBundle.java b/src/java.base/share/classes/java/util/ResourceBundle.java
index b9a2dca88d5..147f098aac9 100644
--- a/src/java.base/share/classes/java/util/ResourceBundle.java
+++ b/src/java.base/share/classes/java/util/ResourceBundle.java
@@ -719,8 +719,7 @@ public abstract class ResourceBundle {
             if (this == other) {
                 return true;
             }
-            try {
-                final CacheKey otherEntry = (CacheKey)other;
+            if (other instanceof CacheKey otherEntry) {
                 //quick check to see if they are not equal
                 if (modulesHash != otherEntry.modulesHash) {
                     return false;
@@ -738,7 +737,6 @@ public abstract class ResourceBundle {
                 Module caller = getCallerModule();
                 return ((module != null) && (module.equals(otherEntry.getModule())) &&
                         (caller != null) && (caller.equals(otherEntry.getCallerModule())));
-            } catch (NullPointerException | ClassCastException e) {
             }
             return false;
         }
diff --git a/src/java.base/share/classes/sun/util/resources/Bundles.java b/src/java.base/share/classes/sun/util/resources/Bundles.java
index f54892d9af7..14247f0d347 100644
--- a/src/java.base/share/classes/sun/util/resources/Bundles.java
+++ b/src/java.base/share/classes/sun/util/resources/Bundles.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, 2021, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2023, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -502,15 +502,13 @@ public abstract class Bundles {
             if (this == other) {
                 return true;
             }
-            try {
-                final CacheKey otherEntry = (CacheKey)other;
+            if (other instanceof CacheKey otherEntry) {
                 //quick check to see if they are not equal
                 if (hashCodeCache != otherEntry.hashCodeCache) {
                     return false;
                 }
                 return locale.equals(otherEntry.locale)
                         && name.equals(otherEntry.name);
-            } catch (NullPointerException | ClassCastException e) {
             }
             return false;
         }