Avoid unnecessary logger serialization

See gh-32459

spring-aop/src/main/java/org/springframework/aop/framework/ProxyFactoryBean.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -99,7 +99,7 @@ public class ProxyFactoryBean extends ProxyCreatorSupport
 	public static final String GLOBAL_SUFFIX = "*";
 
 
-	protected final Log logger = LogFactory.getLog(getClass());
+	private static final Log logger = LogFactory.getLog(ProxyFactoryBean.class);
 
 	@Nullable
 	private String[] interceptorNames;

spring-orm/src/main/java/org/springframework/orm/jpa/SharedEntityManagerCreator.java

@@ -186,7 +186,7 @@ public abstract class SharedEntityManagerCreator {
 	@SuppressWarnings("serial")
 	private static class SharedEntityManagerInvocationHandler implements InvocationHandler, Serializable {
 
-		private final Log logger = LogFactory.getLog(getClass());
+		private static final Log logger = LogFactory.getLog(SharedEntityManagerInvocationHandler.class);
 
 		private final EntityManagerFactory targetFactory;