Java實戰(zhàn)玩具商城的前臺與后臺實現(xiàn)流程

第Java實戰(zhàn)玩具商城的前臺與后臺實現(xiàn)流程publicvoiddeleteGoods(HttpServletRequestreq,HttpServletResponseresp)throwsIOException{

//設(shè)置請求編碼格式:

req.setCharacterEncoding(utf-8

//設(shè)置響應(yīng)編碼格式

resp.setContentType(text/html;charset=utf-8

intid=Integer.parseInt(req.getParameter(id));

intd=service.deleteGoodsById(id);

try{

if(d0){

JSONResultok=JSONResult.ok();

resp.getWriter().println(JsonUtil.javaObjectToJson(ok));

}else{

JSONResulterrorMsg=JSONResult.errorMsg(刪除失敗，請重試

resp.getWriter().println(JsonUtil.javaObjectToJson(errorMsg));

}catch(Exceptione){

e.printStackTrace();

}

訂單服務(wù)類：

@WebServlet(/backstage_ordersServlet)

publicclassOrdersServletextendsHttpServlet{

OrdersServiceservice=newOrdersService();

@Override

protectedvoidservice(HttpServletRequestreq,HttpServletResponseresp)throwsServletException,IOException{

Stringaction=req.getParameter(action

System.out.println(action);

switch(action){

casegetOrdersList:getOrdersList(req,resp);break;

casegetOrdersListByName:getOrdersListByName(req,resp);break;

casedeleteOrders:deleteOrders(req,resp);break;

casedeleteAllOrders:deleteAllOrders(req,resp);break;

casetoOrdersUpdatePage:toOrdersUpdatePage(req,resp);break;

caseupdateOrders:updateOrders(req,resp);break;

casefastbuy:sendOrder(req,resp);break;

*刪除全部訂單

privatevoiddeleteAllOrders(HttpServletRequestreq,HttpServletResponseresp)throwsIOException{

//設(shè)置請求編碼格式:

req.setCharacterEncoding(utf-8

//設(shè)置響應(yīng)編碼格式

resp.setContentType(text/html;charset=utf-8

//TODO自動生成的方法存根

intd=service.deleteAllOrders();

try{

if(d0){

JSONResultok=JSONResult.ok();

resp.getWriter().println(JsonUtil.javaObjectToJson(ok));

}else{

JSONResulterrorMsg=JSONResult.errorMsg(刪除失敗，請重試

resp.getWriter().println(JsonUtil.javaObjectToJson(errorMsg));

}catch(Exceptione){

e.printStackTrace();

*提交訂單

*@throwsIOException

publicvoidsendOrder(HttpServletRequestreq,HttpServletResponseresp)throwsIOException{

//設(shè)置請求編碼格式:

req.setCharacterEncoding(utf-8

//設(shè)置響應(yīng)編碼格式

resp.setContentType(text/html;charset=utf-8

SimpleDateFormatdf=newSimpleDateFormat(yyyy-MM-ddHH:mm:ss//設(shè)置日期格式

Useruser=(User)req.getSession().getAttribute(user

Ordersorder=newOrders();

order.setNumber(order.getRandomString(10));

order.setTime(df.format(newDate()));

order.setName(req.getParameter(recipients));

order.setAddress(req.getParameter(address));

order.setPhone(req.getParameter(phone));

order.setAddress_label(req.getParameter(addressLabel));

order.setSex(req.getParameter(sex));

order.setUser(user.getUserName());

order.setGoods_id(Integer.parseInt(req.getParameter(id)));

order.setGoods_num(Integer.parseInt(req.getParameter(num)));

order.setGoods_status(1);

intd=service.addOrder(order);

try{

if(d0){

JSONResultok=JSONResult.ok();

resp.getWriter().println(JsonUtil.javaObjectToJson(ok));

}else{