From 1ba164159bd988c7b8f0feac65d13225fa4abbf2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E7=9A=93=E9=9B=AF?= <18868469283@qq.com>
Date: Wed, 9 Jan 2019 14:32:44 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BB=A3=E7=A0=81?=
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---
 .../JwtAuthenticationTokenFilter.java         | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 代码库/mall-admin/src/main/java/com/sock/mall/component/JwtAuthenticationTokenFilter.java

diff --git a/代码库/mall-admin/src/main/java/com/sock/mall/component/JwtAuthenticationTokenFilter.java b/代码库/mall-admin/src/main/java/com/sock/mall/component/JwtAuthenticationTokenFilter.java
new file mode 100644
index 0000000..b7d8ed5
--- /dev/null
+++ b/代码库/mall-admin/src/main/java/com/sock/mall/component/JwtAuthenticationTokenFilter.java
@@ -0,0 +1,61 @@
+package com.macro.mall.component;
+
+import com.macro.mall.util.JwtTokenUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.core.userdetails.UserDetails;
+import org.springframework.security.core.userdetails.UserDetailsService;
+import org.springframework.security.web.authentication.WebAuthenticationDetailsSource;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
+
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+/**
+ * JWT��¼��Ȩ������
+ * Created by macro on 2018/4/26.
+ */
+public class JwtAuthenticationTokenFilter extends OncePerRequestFilter {
+    private static final Logger LOGGER = LoggerFactory.getLogger(JwtAuthenticationTokenFilter.class);
+   /*����Log4jUtils�࣬����Logger�IJ���*/
+    @Autowired
+    private UserDetailsService userDetailsService;//�û���ϸ��Ϣ����
+    @Autowired
+    private JwtTokenUtil jwtTokenUtil;//jwt��¼��Ȩ
+    @Value("${jwt.tokenHeader}")
+    private String tokenHeader;//��¼��ͷ
+    @Value("${jwt.tokenHead}")
+    private String tokenHead;
+
+    @Override
+    protected void doFilterInternal(HttpServletRequest request,
+                                    HttpServletResponse response,
+                                    FilterChain chain) throws ServletException, IOException {
+    	 /*Filter������ʵ�ֹ��˹���*/
+        String authHeader = request.getHeader(this.tokenHeader);
+        if (authHeader != null && authHeader.startsWith(this.tokenHead)) {
+            String authToken = authHeader.substring(this.tokenHead.length());// The part after "Bearer "
+            String username = jwtTokenUtil.getUserNameFromToken(authToken);
+            LOGGER.info("checking username:{}", username);
+            if (username != null && SecurityContextHolder.getContext().getAuthentication() == null) {
+                UserDetails userDetails = this.userDetailsService.loadUserByUsername(username);
+                if (jwtTokenUtil.validateToken(authToken, userDetails)) {
+                	/*����֤��Ϣ����SecurityContextHolder�У�UsernamePasswordAuthenticationToken��Security��֤�˺�����Ĺ�����*/
+                    UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(userDetails, null, userDetails.getAuthorities());
+                    authentication.setDetails(new WebAuthenticationDetailsSource().buildDetails(request));
+                    LOGGER.info("authenticated user:{}", username);
+                    SecurityContextHolder.getContext().setAuthentication(authentication);
+                }
+            }
+        }
+        chain.doFilter(request, response);//������ת����������������һ������
+    }
+}
\ No newline at end of file