SSM项目实战--超市订单管理系统

package cn.smbms.controller; import cn.smbms.entity.Role; import cn.smbms.entity.User; import cn.smbms.service.role.RoleService; import cn.smbms.service.user.UserService; import cn.smbms.util.Constants; import cn.smbms.util.PageSupport; import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.JSONArray; import com.sun.org.apache.bcel.internal.generic.I2F; import org.apache.commons.io.FilenameUtils; import org.apache.commons.lang.math.RandomUtils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.*; import org.springframework.web.multipart.MultipartFile; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpSession; import javax.validation.Valid; import java.io.File; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; @Controller @RequestMapping("/user") public class UserController { @Autowired private UserService userService; @Autowired private RoleService roleService; @RequestMapping("toLogin") public String toLogin(){ return "login"; } @RequestMapping("login") public String login(@RequestParam String userCode, @RequestParam String userPassword, HttpServletRequest request, HttpSession session){ //调用业务层 执行请求处理 /*int a = 1/0;*/ User user = userService.selectUserByCodeSmbms(userCode); if (user!=null && user.getUserPassword().equals(userPassword)){ session.setAttribute(Constants.USER_SESSION,user); //用户存在 并且用户名和密码都正确，跳到首页 return "frame"; }else { request.setAttribute("error","用户名或密码错误"); //用户名或密码错误 //return "redirect:/user/toLogin"; //重定向：路径会发生变化 return "forward:/user/toLogin"; //转发：路径不会变化 } } /** * 注销/退出操作 * @param session * @return */ @RequestMapping("logout") public String logout(HttpSession session){ session.removeAttribute(Constants.USER_SESSION);//session失效 return "forward:/user/toLogin"; } /** *根据条件获取用户信息列表 * @param queryname * @param queryUserRole * @param pageIndex * @return */ @RequestMapping("list") public String getUserList(String queryname, Integer queryUserRole, @RequestParam(defaultValue = "1")Integer pageIndex, Model model){ //调用业务核心方法，获取结果数据 List<User> userList = userService.seletUserList(queryname,queryUserRole,pageIndex,Constants.pageSize); //查询总条数 Integer totalCount = userService.getUserCount(queryname,queryUserRole); //将总条数 传入工具类 计算出总页数 PageSupport support = new PageSupport(); support.setPageSize(Constants.pageSize); support.setCurrentPageNo(pageIndex); support.setTotalCount(totalCount); List<Role> roleList = roleService.selectRoleList(); model.addAttribute("roleList",roleList); model.addAttribute("userList",userList); model.addAttribute("currentPageIndex",pageIndex); model.addAttribute("totalCount",totalCount);//数据总条数 model.addAttribute("totalPageCount",support.getTotalPageCount());// 显示总页数 //条件的回显 model.addAttribute("queryUserName",queryname); model.addAttribute("queryUserRole",queryUserRole); return "userlist"; } /** * 打开useradd页面的同时 创建user对象 * 参数user和请求from表单中name属性一致就可以实现数据绑定 * @param user * @return */ @RequestMapping("useradd") public String addUser(@ModelAttribute("user") User user){ return "useradd"; } /** * 点击用户新增页面的保存按钮，触发的保存操作 * 参数user会从Model 进行检索到对应的类型数据 * @param user * @param session * @return */ /* @RequestMapping("useraddSave") public String addUserSave(User user, MultipartFile multipartFile, HttpSession session){ //给user对象添加 createdBy user.setCreatedBy(((User)session.getAttribute(Constants.USER_SESSION)).getId()); user.setCreationDate(new Date()); if (userService.addNewUser(user)){ return "forward:/user/list?queryname="+user.getUserName(); }else { return "useradd"; //添加失败 还在添加页面 } }*/ /* //文件上传 @RequestMapping(value="/useraddsave",method=RequestMethod.POST) public String addUserSave(User user,HttpSession session,HttpServletRequest request, @RequestParam(value ="a_idPicPath", required = false) MultipartFile attach){ String idPicPath = null; //判断文件是否为空 if(!attach.isEmpty()){ String path = request.getSession().getServletContext().getRealPath("statics"+File.separator+"uploadfiles"); *//* logger.info("uploadFile path ============== > "+path);*//* String oldFileName = attach.getOriginalFilename();//原文件名 *//*logger.info("uploadFile oldFileName ============== > "+oldFileName);*//* String prefix= FilenameUtils.getExtension(oldFileName);//原文件后缀 *//*logger.debug("uploadFile prefix============> " + prefix);*//* int filesize = 500000; *//*logger.debug("uploadFile size============> " + attach.getSize());*//* if(attach.getSize() > filesize){//上传大小不得超过 500k request.setAttribute("uploadFileError", " * 上传大小不得超过 500k"); return "useradd"; }else if(prefix.equalsIgnoreCase("jpg") || prefix.equalsIgnoreCase("png") || prefix.equalsIgnoreCase("jpeg") || prefix.equalsIgnoreCase("pneg")){//上传图片格式不正确 String fileName = System.currentTimeMillis()+ RandomUtils.nextInt(1000000)+"_Personal.jpg"; *//* logger.debug("new fileName======== " + attach.getName());*//* File targetFile = new File(path, fileName); if(!targetFile.exists()){ targetFile.mkdirs(); } //保存 try { attach.transferTo(targetFile); } catch (Exception e) { e.printStackTrace(); request.setAttribute("uploadFileError", " * 上传失败！"); return "useradd"; } idPicPath = "statics"+File.separator+"uploadfiles"+File.separator+fileName; }else{ request.setAttribute("uploadFileError", " * 上传图片格式不正确"); return "useradd"; } } user.setCreatedBy(((User)session.getAttribute(Constants.USER_SESSION)).getId()); user.setCreationDate(new Date()); user.setIdPicPath(idPicPath); if(userService.addNewUser(user)){ return "redirect:/user/list"; } return "useradd"; } */ @RequestMapping(value="/useraddsave",method=RequestMethod.POST) public String addUserSave(User user,HttpSession session,HttpServletRequest request, @RequestParam(value ="a_idPicPath", required = false)