基于ssm框架的快递管理系统

package com.xiao.controller; import com.google.code.kaptcha.Constants; import com.xiao.domain.Package; import com.xiao.entity.PageResult; import com.xiao.entity.Result; import com.xiao.entity.VerifyCode; import com.xiao.service.PackageService; import com.xiao.service.UserService; import jdk.nashorn.internal.runtime.Context; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.*; import org.springframework.web.servlet.ModelAndView; import javax.imageio.ImageIO; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import java.awt.image.BufferedImage; import java.io.IOException; import java.io.OutputStream; import java.util.List; /** * @ClassName PackageController * @Author 86155 * @Description TODO快递管理 * @createTime 2022年04月07日 15:57:00 */ @Controller public class PackageController { //完成依赖注入 @Autowired private PackageService packageService; @Autowired private UserService userService; private Context.ThrowErrorManager logger; /*一对多根据用户编号查询所有快递*/ @RequestMapping("/selectPackageByPersonId") public ModelAndView selectPackageByPersonId(Integer personId){ //怎么获取前端user.id->personId, List<Package> packageList = (List<Package>) packageService.selectPackageByPersonId(personId); System.out.println(packageList); //泛型转换list:string-->int PageResult pageResult = new PageResult(1,packageList); ModelAndView modelAndView = new ModelAndView(); //设置页面 modelAndView.setViewName("user_express"); //将查询到的数据返回前端 modelAndView.addObject("pageResult",pageResult); return modelAndView; } @RequestMapping("/getVerifyCode") public void getVerificationCode(HttpServletResponse response,HttpServletRequest request) { try { int width=200; int height=69; BufferedImage verifyImg=new BufferedImage(width,height,BufferedImage.TYPE_INT_RGB); //生成对应宽高的初始图片 String randomText = VerifyCode.drawRandomText(width,height,verifyImg); //单独的一个类方法，出于代码复用考虑，进行了封装。 //功能是生成验证码字符并加上噪点，干扰线，返回值为验证码字符 request.getSession().setAttribute("verifyCode", randomText); response.setContentType("image/jpg");//必须设置响应内容类型为图片，否则前台不识别 OutputStream os = response.getOutputStream(); //获取文件输出流 ImageIO.write(verifyImg,"jpg",os);//输出图片流 os.flush(); os.close();//关闭流 } catch (IOException e) { this.logger.error(e.getMessage()); e.printStackTrace(); } } //取件后修改快递状态 @ResponseBody @RequestMapping("/updatePackageStatus") public Result updatePackageStatus(Integer id,String captcha,HttpServletRequest request,HttpServletResponse response){ try { //校验验证码 String code = request.getParameter("captcha").toLowerCase(); //String code = captcha.toLowerCase(); System.out.println(code); HttpSession session = request.getSession(); String trueCaptcha = String.valueOf(session.getAttribute("verifyCode")).toLowerCase(); System.out.println(trueCaptcha); if (!trueCaptcha.equalsIgnoreCase(code)) { return new Result(false, "取件失败，修改状态失败"); } else { //根据数据信息修改状态为已签收2 Integer count = packageService.updatePackageStatus(id); //判断是否修改成功 if (count != 1) { return new Result(false, "取件失败，修改状态失败"); } return new Result(true, "取件成功"); } }catch(Exception e){ e.printStackTrace(); return new Result(false, "取件失败，修改状态失败"); } } /*寄件/增加快递*/ @ResponseBody @RequestMapping("/addPackage") public Result addPackage(Package packages){ try { Integer count = packageService.addPackage(packages); if (count > 0) { return new Result(true, "新增快递成功"); }else { return new Result(false, "新增快递失败"); } }catch (Exception e){ e.printStackTrace(); return new Result(false, "系统失败"); } } /*查询所有快递*/ @RequestMapping("/findAllPackage") public ModelAndView findAllPackage(){ List<Package> packages = packageService.findAllPackage(); PageResult pageResult = new PageResult(1,packages); ModelAndView modelAndView = new ModelAndView(); modelAndView.setViewName("express"); modelAndView.addObject("pageResult",pageResult); return modelAndView; } /*根据Id查询快递*/ @ResponseBody @RequestMapping("/findPackageById") public Result findPackageById(Integer id){ try { Package aPackage = packageService.findPackageById(id); if (aPackage == null) { return new Result(false, "快递查询失败"); } return new Result(true, "快递查询成功",aPackage); }catch (Exception e){ e.printStackTrace(); return new Result(false, "快递查询失败"); } } /*模糊查询快递*/ @RequestMapping("/search") public ModelAndView search(String number){ List<Package> packages = packageService.search(number); PageResult pageResult = new PageResult(1,packages); ModelAndView modelAndView = new ModelAndView(); modelAndView.setViewName("express"); modelAndView.addObject("pageResult",pageResult); return modelAndView; } /*修改快递*/ @ResponseBody @RequestMapping("/updatePackage") public Result<Package> updatePackage(Package p){ try { Integer count = packageService.updatePackage(p); if (count != 1) { return new Result<Package>(false, "修改快递失败"); } return new Result<Package>(true, "成功修改快递"); }catch (Exception e){ e.printStackTrace(); return new Result<Package>(false,"系统失败"); } } /*删除快递*/ @ResponseBody @RequestMapping("/deletePackage") public Result deletePackage(Integer id){ try { Integer count = packageService.deletePackage(id); if (count != 1) { return new Result(false, "删除快递失败"); } return new Result(true, "成功删除快递"); }catch (Exception e){ e.printStackTrace(); return new Result(false,"删除快递失败"); } } }