diff --git a/AdminController.java b/AdminController.java
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+++ b/AdminController.java
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+package com.example.meal_ordering_system.controller;
+
+import com.example.meal_ordering_system.entity.Admin;
+import com.example.meal_ordering_system.entity.Menus;
+import com.example.meal_ordering_system.entity.Types;
+import com.example.meal_ordering_system.service.AdminService;
+import org.apache.ibatis.annotations.Param;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+import java.util.List;
+
+/**
+ * (Admin)表控制层
+ *
+ * @author makejava
+ * @since 2021-02-04 12:51:19
+ */
+@Controller
+@RequestMapping("admin")
+public class AdminController {
+    /**
+     * 服务对象
+     */
+    //自动注入业务层的AdminService类
+    @Autowired
+    @Qualifier("adminService")
+    private AdminService adminService;
+
+    //修改管理员信息
+    @RequestMapping("update")
+    public String update(Admin admin) {
+        adminService.update(admin);
+        return "/admin/menus";
+    }
+
+
+    @RequestMapping(value = "/login",method = RequestMethod.GET)
+    public String toLogin(){
+        return  "/admin/index";
+    }
+
+    //login业务的访问位置为/admin/login
+    @RequestMapping(value = "/login",method = RequestMethod.POST)
+    public String login(Admin admin, HttpServletRequest request,HttpSession session){
+        //调用login方法来验证是否是注册用户
+        boolean loginType = adminService.login(admin.getName(),admin.getPwd());
+        if(loginType){
+            //如果验证通过,则将用户信息传到前台
+            request.setAttribute("admin",admin);
+            session.setAttribute("admin_session",admin);
+            //并跳转到session.jsp页面
+            return "/admin/main";
+        }else{
+            //若不对,则返回
+            request.setAttribute("message","用户名密码错误");
+            return "/admin/index";
+        }
+    }
+
+    //登出,地址/admin/logout
+    @RequestMapping("logout")
+    public String logout(HttpSession session){
+        //清除session
+        session.removeAttribute("admin_session");
+        //重定向到登录页面的跳转方法
+        return "/admin/index";
+    }
+
+
+
+}
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