From 1b1ba479125ecd1051d14742d89f492376176130 Mon Sep 17 00:00:00 2001
From: izeye <izeye@naver.com>
Date: Tue, 17 Nov 2020 12:59:42 +0900
Subject: [PATCH] Avoid char array creation in
 AbstractAspectJAdvice.isVariableName()

See gh-26100
---
 .../springframework/aop/aspectj/AbstractAspectJAdvice.java    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/spring-aop/src/main/java/org/springframework/aop/aspectj/AbstractAspectJAdvice.java b/spring-aop/src/main/java/org/springframework/aop/aspectj/AbstractAspectJAdvice.java
index 1eb0e274562..7515334928f 100644
--- a/spring-aop/src/main/java/org/springframework/aop/aspectj/AbstractAspectJAdvice.java
+++ b/spring-aop/src/main/java/org/springframework/aop/aspectj/AbstractAspectJAdvice.java
@@ -354,8 +354,8 @@ public abstract class AbstractAspectJAdvice implements Advice, AspectJPrecedence
 		if (!Character.isJavaIdentifierStart(name.charAt(0))) {
 			return false;
 		}
-		for (char ch: name.toCharArray()) {
-			if (!Character.isJavaIdentifierPart(ch)) {
+		for (int i = 1; i < name.length(); i++) {
+			if (!Character.isJavaIdentifierPart(name.charAt(i))) {
 				return false;
 			}
 		}