Java專案:在線旅游訂票系統(java+SpringBoot+FreeMarker+Mysql)-有解無憂

實作的功能有：

管理員：系統管理、出發點管理、攻略分類管理、攻略管理、旅游景點產品管理、旅游景點產品詳情管理、景點產品評論管理、定制資訊管理、景點門票管理、旅游行程管理、景點評分管理、主題管理、新聞管理、訂單統計等，

普通用戶：注冊登錄、個人資訊管理（個人資訊、密碼、訂單等）、查看新聞、收藏景點產品、預定旅游景點、個人充值、預定景點門票、增加個人定制等，

景點商家資訊代碼：

/**
 * @Description: TODO(景點商家資訊)
 */
@Controller
@RequestMapping("/sellers")
public class SellerController {

    @Autowired
    private ISellerService iSellerService;

    @Autowired
    private IUserService iUserService;

    @RequestMapping("/findBySid.do")
    @PreAuthorize("hasAnyAuthority('/sellers/findBySid.do')")
    public ModelAndView findBySid(Integer sid) throws Exception {
        ModelAndView mv = new ModelAndView();
        Seller seller = iSellerService.findBySid(sid);
        mv.addObject("sellerInfo",seller);
        List<User> list = iUserService.findAll(1,1000,"%%");
        mv.addObject("UList",list);
        mv.setViewName("seller-update");
        return mv;
    }

    @RequestMapping("/findUsers.do")
    @PreAuthorize("hasAnyAuthority('/sellers/findUsers.do')")
    public ModelAndView findUsers() throws Exception{
        List<User> list = iSellerService.findUsers();
        ModelAndView mv = new ModelAndView();
        mv.addObject("users",list);
        mv.setViewName("seller-add");
        return mv;
    }
    //新增商家
    @RequestMapping("/save.do")
    @PreAuthorize("hasAnyAuthority('/sellers/save.do')")
    public String save(Seller seller) throws Exception{
        iSellerService.save(seller);
        return "redirect:findAlls.do";
    }

    //查詢所有商家
    @RequestMapping("/findAlls.do")
    @PreAuthorize("hasAnyAuthority('/sellers/findAlls.do')")
    public ModelAndView findAlls(
        @RequestParam(name="page",required = true, defaultValue = "1") Integer page,
        @RequestParam(name="size",required = true, defaultValue = "10") Integer size,
        @RequestParam(name="search",required = true, defaultValue = "") String search
    )throws Exception{
        ModelAndView mv = new ModelAndView();
        List<Seller> list = iSellerService.findAlls(page,size,"%"+search+"%");
        PageInfo pageInfo = new PageInfo(list);
        mv.addObject("pageInfo",pageInfo);
        mv.setViewName("seller-list");
        return mv;
    }

    //洗掉商家
    @RequestMapping("/delete.do")
    @PreAuthorize("hasAnyAuthority('/sellers/delete.do')")
    public String delete(Integer sid) throws Exception{
        iSellerService.delete(sid);
        return "redirect:findAlls.do";
    }

    //修改商家
    @RequestMapping("/update.do")
    @PreAuthorize("hasAnyAuthority('/sellers/update.do')")
    public String update(Seller seller) throws Exception{
        iSellerService.update(seller);
        return "redirect:findAlls.do";
    }
}

用戶登錄服務類：

/**
 * @Description: TODO(注冊、登錄、退出)
 */
@WebServlet("/user/*")
public class UserServlet extends BaseServlet {
    //宣告UserService業務物件
    private IUserService service = new UserServiceImpl();

    /**
     * 校驗驗證碼
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    public boolean checkCodeMethod(HttpServletRequest request, HttpServletResponse response) throws IOException {
        String check = request.getParameter("check");
        //從sesion中獲取驗證碼
        HttpSession session = request.getSession();
        String checkcode_server = (String)session.getAttribute("CHECKCODE_SERVER");
        session.removeAttribute("CHECKCODE_SERVER");//為了保證驗證碼只能使用一次

        if(checkcode_server == null || !checkcode_server.equalsIgnoreCase(check)){
            ResultInfo info = new ResultInfo();
            //驗證碼錯誤
            if ("".equals(check)){
                info.setErrorMsg("驗證碼不能為空");
            }else{
                info.setErrorMsg("驗證碼錯誤");
            }
            info.setFlag(false);
            //將info物件序列化為json,回應資料
            response.setContentType("application/json;charset=utf-8");
            String json = writeValueAsString(info);
            response.getWriter().write(json);
            return false;
        }
        return true;
    }
    /**
     * 注冊功能
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    public void regist(HttpServletRequest request, HttpServletResponse response) throws Exception {
        //驗證碼
        if(!checkCodeMethod(request,response)){
            return;
        }

        //1.獲取資料,封裝物件
        Map<String, String[]> map = request.getParameterMap();
        User user = new User();
        try {
            BeanUtils.populate(user,map);
        } catch (Exception e) {
            e.printStackTrace();
        }
        //2.呼叫service完成注冊
        boolean flag = false;
        if (user.getUsername() != null){
            flag = service.regist(user);
        }
        ResultInfo info = new ResultInfo();
        if(flag){//注冊成功
            info.setFlag(true);
        }else {//注冊失敗
            info.setFlag(false);
            info.setErrorMsg("用戶名已存在！");
        }

        //3.將info物件序列化為json,回應資料
        String json = writeValueAsString(info);
        response.setContentType("application/json;charset=utf-8");
        response.getWriter().write(json);
    }

    /**
     * 登錄功能
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    public void login(HttpServletRequest request, HttpServletResponse response) throws Exception {
        //1.獲取用戶名和密碼資料
        String username = request.getParameter("username");
        String password = request.getParameter("password");
        String remember = request.getParameter("remember");

        username = username != null ? username : "";
        password = password != null ? password : "";
        remember = remember != null ? remember : "";

        User user = new User();
        user.setUsername(username);
        user.setPassword(password);
        //3.呼叫Service查詢
        User u  = service.login(user);
        ResultInfo info = new ResultInfo();

        //4.判斷用戶物件是否為null
        if(u == null){
            //用戶名密碼或錯誤
            info.setFlag(false);
            info.setErrorMsg("用戶名密碼或錯誤");
        }
        //5.判斷登錄成功
        if(u != null){
            Cookie user_cookie = new Cookie("username",  URLEncoder.encode(username, "UTF-8")); //解決cookie亂碼
            Cookie pswd_cookie = new Cookie("password", password);
            Cookie reme_cookie = new Cookie("remember", remember);
            if(remember.equals("1")) {
                user_cookie.setMaxAge(24*60*60);
                user_cookie.setPath(request.getContextPath()+"/");
                response.addCookie(user_cookie);

                pswd_cookie.setMaxAge(24*60*60);
                pswd_cookie.setPath(request.getContextPath()+"/");
                response.addCookie(pswd_cookie);

                reme_cookie.setMaxAge(24*60*60);
                reme_cookie.setPath(request.getContextPath()+"/");
                response.addCookie(reme_cookie);
            }else {
                user_cookie.setMaxAge(0);
                user_cookie.setPath("/");
                response.addCookie(user_cookie);
                pswd_cookie.setMaxAge(0);
                pswd_cookie.setPath("/");
                response.addCookie(pswd_cookie);
                reme_cookie.setMaxAge(0);
                reme_cookie.setPath("/");
                response.addCookie(reme_cookie);
            }
            if (!checkCodeMethod(request,response)){
                return;
            }
            request.getSession().setAttribute("user",u);//登錄成功標記
            //登錄成功
            info.setFlag(true);
        }
        //回應資料
       writeValue(info,response);
    }

    /**
     * 查詢一個
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    public void findOne(HttpServletRequest request, HttpServletResponse response) throws IOException {
        //從session中獲取登錄用戶
        Object user = request.getSession().getAttribute("user");
        //將user寫回客戶端
        writeValue(user,response);
    }

    /**
     * 退出功能
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    public void exit(HttpServletRequest request, HttpServletResponse response) throws IOException {
        //1.銷毀session
        request.getSession().invalidate();
        //2.跳轉登錄頁面
        response.sendRedirect(request.getContextPath()+"/login.jsp");
    }
}

酒店訂單相關操作：

/**
 * @Description: TODO(酒店訂單相關操作)
 */
@WebServlet("/order/*")
public class OrderServlet extends BaseServlet {

    /**
     * 新增線路訂單
     * @param request
     * @param response
     * @throws Exception
     */
    public void OrderRoute(HttpServletRequest request, HttpServletResponse response) throws Exception {
        ResultInfo info = new ResultInfo();

        IOrderService IOrderService = new OrderServiceImpl();

        //1.獲取引數
        Map<String, String[]> map = request.getParameterMap();
        if (map.size()==0 || map.size()!=9){
            info.setFlag(false);
            info.setErrorMsg("預定失敗");
            String json = writeValueAsString(info);
            response.setContentType("application/json;charset=utf-8");
            response.getWriter().write(json);
            return;
        }

        //2.1滿足預定條件，查詢賬戶余額
        String uid = map.get("uid")[0];
        String sid = map.get("sid")[0];
//        Account account = IOrderService.findAccount(Integer.parseInt(uid));
        Double paymoney = Double.valueOf(map.get("paymoney")[0]);
//        if (account.getMoney()< paymoney){
//            info.setFlag(false);
//            info.setErrorMsg("您的賬戶余額不足，請充值！");
//            String json = writeValueAsString(info);
//            response.setContentType("application/json;charset=utf-8");
//            response.getWriter().write(json);
//            return;
//        }

        //2.2余額可以進行預定，進行轉賬
//        int target = IOrderService.findBySid(Integer.parseInt(sid));
//        IOrderService.transfer(Integer.parseInt(uid),target,paymoney);

        //2.3轉賬成功，生成訂單，封裝物件
        RouteOrder routeOrder = new RouteOrder();
        try {
            BeanUtils.populate(routeOrder,map);
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            e.printStackTrace();
        }
        //生成訂單號
        routeOrder.setOrderId(UuidUtil.getUuid());

        //下單時間
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
        String dateTime = LocalDateTime.now().format(formatter);
        routeOrder.setOrdertime(dateTime);

        //3.呼叫訂單方法
        IOrderService.addROrder(routeOrder);

        //4.回應結果
        info.setFlag(true);
        writeValue(info,response);
    }
    /**
     * 新增酒店訂單
     * @param request
     * @param response
     * @throws IOException
     */
    public void addOrder(HttpServletRequest request, HttpServletResponse response) throws Exception {

        ResultInfo info = new ResultInfo();

        IOrderService IOrderService = new OrderServiceImpl();

        //1.獲取引數
        Map<String, String[]> map = request.getParameterMap();
        if (map.size()==0 || map.size()!=11){
            info.setFlag(false);
            info.setErrorMsg("預定失敗");
            String json = writeValueAsString(info);
            response.setContentType("application/json;charset=utf-8");
            response.getWriter().write(json);
            return;
        }

        //2.查詢入住酒店和日期，判斷是否可以入住
        String uid = map.get("uid")[0];
        String hid = map.get("hid")[0];
        String beginday = map.get("beginday")[0];
        String endday = map.get("endday")[0];
        //2.1呼叫service方法查詢
        int count= IOrderService.selectOrder(uid,hid,beginday,endday,beginday,endday);
        if (count!=0){//已經存在預定
            info.setFlag(false);
            info.setErrorMsg("您在該時間內已預定！");
            String json = writeValueAsString(info);
            response.setContentType("application/json;charset=utf-8");
            response.getWriter().write(json);
            return;
        }

        //2.2滿足預定條件，查詢賬戶余額
//        Account account = IOrderService.findAccount(Integer.parseInt(uid));
        Double paymoney = Double.valueOf(map.get("paymoney")[0]);
//        if (account.getMoney()< paymoney){
//            info.setFlag(false);
//            info.setErrorMsg("您的賬戶余額不足，請充值！");
//            String json = writeValueAsString(info);
//            response.setContentType("application/json;charset=utf-8");
//            response.getWriter().write(json);
//            return;
//        }

        //2.3余額可以進行預定，進行轉賬
        int target = IOrderService.findByhid(Integer.parseInt(hid));
        IOrderService.transfer(Integer.parseInt(uid),target,paymoney);

        //2.4轉賬成功，生成訂單，封裝物件
        Order order = new Order();
        try {
            BeanUtils.populate(order,map);
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            e.printStackTrace();
        }
        //生成訂單號
        order.setOrderId(UuidUtil.getUuid());

        //下單時間
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
        String dateTime = LocalDateTime.now().format(formatter);
        order.setOrdertime(dateTime);

        //3.呼叫訂單方法
        IOrderService.addOrder(order);

        //4.回應結果
        info.setFlag(true);
        writeValue(info,response);
    }
}

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標籤：java

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