Replace relevant code with lambda

See gh-1454

spring-context-support/src/main/java/org/springframework/cache/jcache/interceptor/JCacheInterceptor.java

@@ -45,15 +45,12 @@ public class JCacheInterceptor extends JCacheAspectSupport implements MethodInte
 	public Object invoke(final MethodInvocation invocation) throws Throwable {
 		Method method = invocation.getMethod();
 
-		CacheOperationInvoker aopAllianceInvoker = new CacheOperationInvoker() {
-			@Override
-			public Object invoke() {
-				try {
-					return invocation.proceed();
-				}
-				catch (Throwable ex) {
-					throw new ThrowableWrapper(ex);
-				}
+		CacheOperationInvoker aopAllianceInvoker = () -> {
+			try {
+				return invocation.proceed();
+			}
+			catch (Throwable ex) {
+				throw new CacheOperationInvoker.ThrowableWrapper(ex);
 			}
 		};