From bd4c62cb8001dd281167ffaebe703c6a05a61c06 Mon Sep 17 00:00:00 2001
From: iizmg <Cqsvw1234567890>
Date: Tue, 14 May 2019 16:52:00 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0?=
MIME-Version: 1.0
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---
 .../demo/server/UdfDemoServerApplication.java |  2 ++
 .../server/core/ContentCachingFilter.java     | 26 +++++++++++++++++++
 .../udf/demo/server/web/DemoController.java   |  4 ++-
 3 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/core/ContentCachingFilter.java

diff --git a/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/UdfDemoServerApplication.java b/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/UdfDemoServerApplication.java
index a8bc85f..7501e90 100644
--- a/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/UdfDemoServerApplication.java
+++ b/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/UdfDemoServerApplication.java
@@ -1,9 +1,11 @@
 package org.itkk.udf.demo.server;
 
 import org.springframework.boot.SpringApplication;
+import org.springframework.boot.web.servlet.ServletComponentScan;
 import org.springframework.cloud.client.SpringCloudApplication;
 
 @SpringCloudApplication
+@ServletComponentScan
 public class UdfDemoServerApplication {
 
     public static void main(String[] args) {
diff --git a/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/core/ContentCachingFilter.java b/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/core/ContentCachingFilter.java
new file mode 100644
index 0000000..1838d77
--- /dev/null
+++ b/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/core/ContentCachingFilter.java
@@ -0,0 +1,26 @@
+package org.itkk.udf.demo.server.core;
+
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
+import org.springframework.web.util.ContentCachingRequestWrapper;
+import org.springframework.web.util.ContentCachingResponseWrapper;
+
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebFilter;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+@Component
+@WebFilter(urlPatterns = "/**")
+@Order(Integer.MIN_VALUE)
+public class ContentCachingFilter extends OncePerRequestFilter {
+    @Override
+    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {
+        request = new ContentCachingRequestWrapper(request);
+        response = new ContentCachingResponseWrapper(response);
+        filterChain.doFilter(request, response);
+    }
+}
diff --git a/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/web/DemoController.java b/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/web/DemoController.java
index e0b6230..f5e3c30 100644
--- a/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/web/DemoController.java
+++ b/udf-server/udf-demo-server/src/main/java/org/itkk/udf/demo/server/web/DemoController.java
@@ -6,6 +6,8 @@ import org.itkk.udf.demo.server.service.DemoService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
+import javax.servlet.http.HttpServletRequest;
+import java.io.IOException;
 import java.util.Date;
 
 @RestController("demoController")
@@ -17,7 +19,7 @@ public class DemoController {
     private DemoService demoService;
 
     @RequestMapping(method = RequestMethod.GET, path = "t1/{name}")
-    public DemoEntity t1(@PathVariable String name) {
+    public DemoEntity t1(@PathVariable String name,HttpServletRequest request) throws IOException {
         demoService.t1();
         return new DemoEntity(name, new Date());
     }