Use consistent class design

Update all classes so that inner classes are always last. Also
ensure that utility classes are always final and have a private
constructor and make exceptions final whenever possible.

Issue: SPR-16968

spring-aspects/src/main/java/org/springframework/cache/aspectj/AnyThrow.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -22,7 +22,11 @@ package org.springframework.cache.aspectj;
  *
  * @author Stephane Nicoll
  */
-class AnyThrow {
+final class AnyThrow {
+
+	private AnyThrow() {
+	}
+
 
 	static void throwUnchecked(Throwable e) {
 		AnyThrow.<RuntimeException>throwAny(e);