分页上传多条件查询

Posted 2020-12-02 qsy0021

//测试foreach标签
    @RequestMapping("/goList")
    public void testList(int test1 , int test2 , int test3) throws SQLException {
        //将获取到的OID的值存储到集合中
        List<Integer> list = new ArrayList<Integer>() ;
        list.add(test1) ;
        list.add(test2) ;
        list.add(test3) ;
         
        List<FDetail> details = userService.testList(list) ;
        for(FDetail f :details) {
            System.out.println(f.getAccount() + " " + f.getPrice());
        }
    }
    // 完成上传功能
    @RequestMapping(value = "/upload", method = RequestMethod.POST)
    public String upload(@RequestParam("p") MultipartFile file , Flower flower)
            throws IllegalStateException, IOException, SQLException {
        // 获取到上传的内容的名字
        String pic = file.getOriginalFilename();
        System.out.println(pic);
        String p = new String(pic.getBytes("iso-8859-1"), "utf-8");
        System.out.println(p);
        File f = new File("D:/img/" + pic);
        // 将上传的内容的信息存储到服务器中
        file.transferTo(f);
        System.out.println("trans");
        // 通过以上参数可以获取到flower对象的除图片之外的值
           
        flower.setPic(p);     
        userService.uploadF(flower);
        return "back/back.jsp";
    }

    // 完成分页功能
    @RequestMapping("/morepage")
    public String morepage(HttpServletRequest req) {
        // 获取当前页
        String page = req.getParameter("page");
        page = (page == null ? "1" : page);// 获取当前页如果第一次进入，则获取的page值为空，所以需要给它赋值为1,否则它的值为获取的page的值
        int p = Integer.parseInt(page);
        req.setAttribute("up", p - 1);// 上一页
        req.setAttribute("down", p + 1);// 下一页
        req.setAttribute("page", p);

        String name = req.getParameter("flowername");
        String start = req.getParameter("start");
        String end = req.getParameter("end");
        // 所以需要将name，star,end的值进行存储，以便点击分页之后页面依然可以获取到之前添加的条件
        req.setAttribute("name", name);
        req.setAttribute("start", start);
        req.setAttribute("end", end);
        String re = "";
        // req.setAttribute("name" , name) ;
        // req.setAttribute("start", start);
        // req.setAttribute("end", end);
        SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy");
        Date s = null, en = null;

        try {
            if (start != null && !start.equals(""))
                s = sdf.parse(start);
            if (end != null && !end.equals(""))
                en = sdf.parse(end);
        } catch (ParseException e) {
            //Log.logger.debug(e.getMessage());             
            e.printStackTrace();
        }
         
        // 需要获取到一共有多少页
        int all = 0;
        try {
            all = userService.getPage(name, s, en, 2, p);//此总页码为多条件查询结果的总页码
            //all = service.getPageOne(name , s , en , 2 , p) ;//此总页码为查询某个条件的总页码
        } catch (SQLException e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
        req.setAttribute("all", all);
        try {
            
            List<Forder> list = userService.queryOrder(name, s, en, 2, p);//完成页面的多条件查询
            //List<Forder> list = service.queryOne(name, s, en,2, p) ;//完成页面的某个条件查询
            req.setAttribute("list", list);
            // req.getRequestDispatcher("back/back.jsp").forward(req, resp);
            re = "back/back.jsp";
        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return re;
    }

    // 完成多条件查询功能
    @RequestMapping(value = "/more", method = RequestMethod.POST)
    public String more(HttpServletRequest req) {
        // 获取当前页
        String page = req.getParameter("page");
        page = (page == null ? "1" : page);// 获取当前页如果第一次进入，则获取的page值为空，所以需要给它赋值为1,否则它的值为获取的page的值
        int p = Integer.parseInt(page);
        req.setAttribute("up", p - 1);// 上一页
        req.setAttribute("down", p + 1);// 下一页
        req.setAttribute("page", p);

        String name = req.getParameter("flowername");
        String start = req.getParameter("start");
        String end = req.getParameter("end");
        // 所以需要将name，star,end的值进行存储，以便点击分页之后页面依然可以获取到之前添加的条件
        req.setAttribute("name", name);
        req.setAttribute("start", start);
        req.setAttribute("end", end);
        String re = "";
        // req.setAttribute("name" , name) ;
        // req.setAttribute("start", start);
        // req.setAttribute("end", end);
        SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy");
        Date s = null, en = null;

        try {
            if (start != null && !start.equals(""))
                s = sdf.parse(start);
            if (end != null && !end.equals(""))
                en = sdf.parse(end);
        } catch (ParseException e) {
        //    Log.logger.debug(e.getMessage());
            e.printStackTrace();
        }
         
        // 需要获取到一共有多少页
        int all = 0;
        try {
            all = userService.getPage(name, s, en, 2, p);
            //all = service.getPageOne(name, s, en, 2, p) ;
        } catch (SQLException e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
        req.setAttribute("all", all);
        try {
            List<Forder> list = userService.queryOrder(name, s, en, 2, p);
            //List<Forder> list = service.queryOne(name, s, en, 2, p) ;
            req.setAttribute("list", list);
            // req.getRequestDispatcher("back/back.jsp").forward(req, resp);
            re = "back/back.jsp";
        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return re;
    }

    // 完成后台页面跳转功能
    @RequestMapping("/back")
    public String back() {
        return "back/back.jsp";
    }