From d9e60eb2703beab9f186324f9490ba04d4f933c8 Mon Sep 17 00:00:00 2001
From: chenjiahe <763432473@qq.com>
Date: 星期五, 09 六月 2023 16:44:18 +0800
Subject: [PATCH] excel导出导致CPU爆炸优化
---
src/main/java/com/hx/util/mysql/aes/MysqlHexAesTool.java | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/hx/util/mysql/aes/MysqlHexAesTool.java b/src/main/java/com/hx/util/mysql/aes/MysqlHexAesTool.java
index 54372d2..ad8a51b 100644
--- a/src/main/java/com/hx/util/mysql/aes/MysqlHexAesTool.java
+++ b/src/main/java/com/hx/util/mysql/aes/MysqlHexAesTool.java
@@ -93,9 +93,14 @@
* @return true or false
*/
public static boolean isHexStrValid(String str) {
+
if(str == null){
return false;
}
+ //鏄惁32浣嶅�嶆暟
+ if(str.length()%32 != 0){
+ return false;
+ }
String pattern = "^[0-9A-F]+$";
return Pattern.compile(pattern).matcher(str).matches();
}
--
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