From 535e47d80639920bd81d38507bb9429ee1948fb5 Mon Sep 17 00:00:00 2001
From: wangjiahao <1522128093@qq.com>
Date: Sat, 27 Jan 2024 21:59:50 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E4=BC=98=E5=8C=96=E7=B3=BB?=
 =?UTF-8?q?=E7=BB=9F=E5=8D=87=E7=BA=A7=E5=90=8E=E9=9D=99=E6=80=81=E8=B5=84?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../commons/filter/HtmlResourceFilter.java    | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 core/backend/src/main/java/io/dataease/commons/filter/HtmlResourceFilter.java

diff --git a/core/backend/src/main/java/io/dataease/commons/filter/HtmlResourceFilter.java b/core/backend/src/main/java/io/dataease/commons/filter/HtmlResourceFilter.java
new file mode 100644
index 0000000000..1e674bb0c1
--- /dev/null
+++ b/core/backend/src/main/java/io/dataease/commons/filter/HtmlResourceFilter.java
@@ -0,0 +1,40 @@
+package io.dataease.commons.filter;
+
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpHeaders;
+import org.springframework.stereotype.Component;
+
+import javax.servlet.*;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+@Component
+public class HtmlResourceFilter implements Filter, Ordered {
+
+    @Override
+    public int getOrder() {
+        return 99;
+    }
+
+    @Override
+    public void init(FilterConfig filterConfig) throws ServletException {
+        Filter.super.init(filterConfig);
+    }
+
+    @Override
+    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
+        HttpServletResponse httpResponse = (HttpServletResponse) servletResponse;
+        // 禁用缓存
+        httpResponse.setHeader(HttpHeaders.CACHE_CONTROL, "no-cache");
+        httpResponse.setHeader("Cache", "no-cache");
+        httpResponse.setHeader(HttpHeaders.PRAGMA, "no-cache");
+        httpResponse.setHeader(HttpHeaders.EXPIRES, "0");
+        // 继续执行过滤器链
+        filterChain.doFilter(servletRequest, httpResponse);
+    }
+
+    @Override
+    public void destroy() {
+        Filter.super.destroy();
+    }
+}