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/filter/RepeatedlyRequestWrapper.java | 21 ++++++++++-----------
1 files changed, 10 insertions(+), 11 deletions(-)
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/filter/RepeatedlyRequestWrapper.java b/ruoyi-common/src/main/java/com/ruoyi/common/filter/RepeatedlyRequestWrapper.java
index 0c011e2..ca822ed 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/filter/RepeatedlyRequestWrapper.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/filter/RepeatedlyRequestWrapper.java
@@ -10,6 +10,7 @@
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import com.ruoyi.common.utils.http.HttpHelper;
+import com.ruoyi.common.constant.Constants;
/**
* 构建可重复读取inputStream的request
@@ -23,10 +24,10 @@
public RepeatedlyRequestWrapper(HttpServletRequest request, ServletResponse response) throws IOException
{
super(request);
- request.setCharacterEncoding("UTF-8");
- response.setCharacterEncoding("UTF-8");
+ request.setCharacterEncoding(Constants.UTF8);
+ response.setCharacterEncoding(Constants.UTF8);
- body = HttpHelper.getBodyString(request).getBytes("UTF-8");
+ body = HttpHelper.getBodyString(request).getBytes(Constants.UTF8);
}
@Override
@@ -38,16 +39,19 @@
@Override
public ServletInputStream getInputStream() throws IOException
{
-
final ByteArrayInputStream bais = new ByteArrayInputStream(body);
-
return new ServletInputStream()
{
-
@Override
public int read() throws IOException
{
return bais.read();
+ }
+
+ @Override
+ public int available() throws IOException
+ {
+ return body.length;
}
@Override
@@ -66,11 +70,6 @@
public void setReadListener(ReadListener readListener)
{
- }
-
- @Override
- public int available() throws IOException {
- return body.length;
}
};
}
--
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