From 098c650655766bb19991b7bccca1a109d60bbc5d Mon Sep 17 00:00:00 2001
From: Ming <5325253+ming21@user.noreply.gitee.com>
Date: Tue, 24 Aug 2021 08:42:56 +0000
Subject: [PATCH] =?UTF-8?q?update=20ruoyi-common/src/main/java/com/ruoyi/c?=
 =?UTF-8?q?ommon/filter/XssHttpServletRequestWrapper.java.=20=E5=A2=9E?=
 =?UTF-8?q?=E5=8A=A0available=E6=96=B9=E6=B3=95=E4=BA=8EXssHttpServletRequ?=
 =?UTF-8?q?estWrapper?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../ruoyi/common/filter/XssHttpServletRequestWrapper.java | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java b/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java
index c0ab6e5f..fa7b60b9 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/filter/XssHttpServletRequestWrapper.java
@@ -63,7 +63,8 @@ public class XssHttpServletRequestWrapper extends HttpServletRequestWrapper
 
         // xss过滤
         json = EscapeUtil.clean(json).trim();
-        final ByteArrayInputStream bis = new ByteArrayInputStream(json.getBytes("utf-8"));
+        byte[] jsonBytes = json.getBytes("utf-8");
+        final ByteArrayInputStream bis = new ByteArrayInputStream(jsonBytes);
         return new ServletInputStream()
         {
             @Override
@@ -78,6 +79,11 @@ public class XssHttpServletRequestWrapper extends HttpServletRequestWrapper
                 return true;
             }
 
+            @Override
+            public int available() throws IOException {
+                return jsonBytes.length;
+            }
+
             @Override
             public void setReadListener(ReadListener readListener)
             {