From a907f8485c9d8bea82c71be7364c4c511e5e429a Mon Sep 17 00:00:00 2001
From: wzy1024 <395778325@qq.com>
Date: 星期二, 04 四月 2023 11:58:26 +0800
Subject: [PATCH] 导出Excel，@Excel注解使用dictType属性时，如果有大量的字典数据，就会有大量的查询redis(打开、关闭)，导致特别慢。于是使用map存储字典数据，相同的key就不需要再次去查询redis，大大提高了导出效率。
---
ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
index 03832f9..40a800d 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java
@@ -13,7 +13,7 @@
/**
* 定义常用的 sql关键字
*/
- public static String SQL_REGEX = "select |insert |delete |update |drop |count |exec |chr |mid |master |truncate |char |and |declare ";
+ public static String SQL_REGEX = "and |extractvalue|updatexml|exec |insert |select |delete |update |drop |count |chr |mid |master |truncate |char |declare |or |+|user()";
/**
* 仅支持字母、数字、下划线、空格、逗号、小数点（支持多个字段排序）
@@ -50,8 +50,10 @@
return;
}
String[] sqlKeywords = StringUtils.split(SQL_REGEX, "\\|");
- for (String sqlKeyword : sqlKeywords) {
- if (StringUtils.indexOfIgnoreCase(value, sqlKeyword) > -1) {
+ for (String sqlKeyword : sqlKeywords)
+ {
+ if (StringUtils.indexOfIgnoreCase(value, sqlKeyword) > -1)
+ {
throw new UtilException("参数存在SQL注入风险");
}
}
--
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