基于SSM+Layui+MD5加密的学生宿舍管理系统源码+数据库，毕业设计

package com.itheima.controller; import com.itheima.po.Admin; import com.itheima.po.PageInfo; import com.itheima.service.AdminService; import com.itheima.util.MD5Util; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpSession; import java.util.List; /** * 用户控制器类 */ @Controller public class AdminController { // 依赖注入 @Autowired private AdminService adminService; /** * 用户登录 */ /** * 将提交数据(username,password)写入Admin对象 */ @RequestMapping(value = "/login") public String login( Admin admin, Model model, HttpSession session, HttpServletRequest request) { // 通过账号和密码查询用户 admin.setA_password(MD5Util.MD5EncodeUtf8(admin.getA_password())); Admin ad = adminService.findAdmin(admin); if(ad!=null){ session.setAttribute("ad", ad); return "homepage"; } model.addAttribute("msg", "用户名或密码错误，请重新登录！"); return "login"; } /** * 退出登录 */ @RequestMapping(value = "/loginOut") public String loginOut(Admin admin, Model model, HttpSession session) { session.invalidate(); return "login"; } /** * 分页查询 */ @RequestMapping(value = "/findAdmin") public String findAdmin(String a_username, String a_describe,Integer pageIndex, Integer a_id ,Integer pageSize, Model model) { PageInfo<Admin> ai = adminService.findPageInfo(a_username,a_describe, a_id,pageIndex,pageSize); model.addAttribute("ai",ai); return "admin_list"; } /** * 导出Excel */ @RequestMapping(value = "/exportadminlist" , method = RequestMethod.POST) @ResponseBody public List<Admin> exportAdmin(){ List<Admin> admin = adminService.getAll(); return admin; } /** * 添加管理员信息 */ @RequestMapping(value = "/addAdmin" ,method = RequestMethod.POST) @ResponseBody public String addAdmin( @RequestBody Admin admin) { admin.setA_password(MD5Util.MD5EncodeUtf8(admin.getA_password())); int a = adminService.addAdmin(admin); return "admin_list"; } /** * 删除管理员信息；将请求体a_id写入参数a_id */ @RequestMapping( "/deleteAdmin") @ResponseBody public String deleteAdmin(Integer a_id) { int a = adminService.deleteAdmin(a_id); return "admin_list"; } /** * 修改管理员信息 */ /** * 将提交数据(a_id,a_username...)写入Admin对象 */ @RequestMapping( value = "/updateAdmin", method = RequestMethod.POST) public String updateAdmin(Admin admin) { admin.setA_password(MD5Util.MD5EncodeUtf8(admin.getA_password())); int a = adminService.updateAdmin(admin); return "redirect:/findAdmin"; } /** * 根据管理员Id搜索;将请求数据a_id写入参数a_id */ @RequestMapping( "/findAdminById") public String findAdminById( Integer a_id,HttpSession session) { Admin a= adminService.findAdminById(a_id); session.setAttribute("a",a); return "admin_edit"; } }