add: 登录态校验

yanxuan-qc-change-system-common/src/main/java/com/netease/mail/yanxuan/change/common/bean/AdminUserHolder.java

+/**
+ * @(#)UserHolder.java, 2020/12/9.
+ * <p/>
+ * Copyright 2020 Netease, Inc. All rights reserved.
+ * NETEASE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
+ */
+package com.netease.mail.yanxuan.change.common.bean;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * B端管理系统用户信息
+ *
+ * @author: 莫闲
+ * @date: 2020-12-09 13:19
+ **/
+@Component
+public class AdminUserHolder {
+
+    // 当前登录用户名线程绑定
+    private static ThreadLocal<String> userThreadLocal = new ThreadLocal<>();
+
+    public static void clear() {
+        userThreadLocal.remove();
+    }
+
+    /**
+     * 获取用户名
+     *
+     * @return 用户名，null-未登录
+     */
+    public static String getUserName() {
+        return userThreadLocal.get();
+    }
+
+    public static void setUserName(String userName) {
+        userThreadLocal.set(userName);
+    }
+}

yanxuan-qc-change-system-web/src/main/java/com/netease/mail/yanxuan/change/web/config/AdminUserLoginInterceptor.java

+package com.netease.mail.yanxuan.change.web.config;
+
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.HandlerInterceptor;
+import org.springframework.web.servlet.ModelAndView;
+
+import com.netease.mail.yanxuan.change.common.bean.AdminUserHolder;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@Component
+public class AdminUserLoginInterceptor implements HandlerInterceptor {
+
+    @Override
+    public boolean preHandle(HttpServletRequest request,
+                             HttpServletResponse response, Object handler) throws Exception {
+        Map<String, String> headerMap = new HashMap<>();
+        Enumeration<String> enumeration = request.getHeaderNames();
+        while (enumeration.hasMoreElements()) {
+            String name	= enumeration.nextElement();
+            String value = request.getHeader(name);
+            headerMap.put(name, value);
+        }
+        log.info("adminUserLoginInterceptor headerMap ={}", headerMap);
+        String uid = request.getHeader("uid");
+        log.info("adminUserLoginInterceptor uid ={}", uid);
+        AdminUserHolder.setUserName(uid);
+        return true;
+    }
+
+    @Override
+    public void postHandle(HttpServletRequest request,
+                           HttpServletResponse response, Object handler, ModelAndView modelAndView)
+            throws Exception {
+    }
+
+    @Override
+    public void afterCompletion(HttpServletRequest request,
+                                HttpServletResponse response, Object handler, Exception ex)
+            throws Exception {
+        AdminUserHolder.clear();
+    }
+}
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