欧美性猛交XXXX免费看蜜桃,成人网18免费韩国,亚洲国产成人精品区综合,欧美日韩一区二区三区高清不卡,亚洲综合一区二区精品久久

打開(kāi)APP
userphoto
未登錄

開(kāi)通VIP,暢享免費電子書(shū)等14項超值服

開(kāi)通VIP
webwork Freemarker較完整的GRUD數據庫操作例子(簡(jiǎn)單方便使用同一個(gè)頁(yè)面...

這個(gè)例子也是一直以來(lái)用webwork的足見(jiàn)形成的方式
雖然是簡(jiǎn)單例子,一些細節部分也做上去了

以下是簡(jiǎn)單說(shuō)明,詳細可以參看源碼

VIEW
通常一個(gè)insert,update操作都可以通過(guò)一個(gè)頁(yè)面來(lái)完成,
這里我設置form 的 action=""  這樣他默認提交到的是當前URL。

ACTION
在中定義幾個(gè)方法,以user!insert.ww的方式訪(fǎng)問(wèn),
這樣grud操作就可以在一個(gè)ACTION中完成。
    public String insert() throws Exception {
        ....
    }

    public String update() throws Exception {
        ....
    }

    public String delete() throws Exception {
        ....
    }

    public String list() throws Exception {
        ....
    }

DAO
下面是DAO接口
public interface BaseDao {
    public int insert(Object form);
    public int update(Object form);
    public int delete(Object form);
    public int delete(int[] id);//這里是為了支持批量刪除
    public Map getInfo(Object form);
    public List getList();
    public void getList(Pagination page);//這里沒(méi)有返回值,內詳。。。。
}

EXTENDS
擴展部分
1 BaseAction
這里增加了一些公用方便的功能,便于其他ACTION繼承,共用
2 DaoSupport
這里也是一些公用的功能,Dao中用的大部分SQL都是配置在外部配置文件中


3DaoFactory
public class DaoFactory {
    public static BaseDao getDao(String daoKey){
        if("user".equals(daoKey)) //這樣的方式可以通過(guò)在XWORK.XML中配置ACTION使用哪個(gè)DAO(靜態(tài)注入)
            return new UserDao();
        else
            return null;

    }
}


數據庫是MYSQL5

CREATE TABLE `usertbl` (                                                                                                                                                                                                                                                                                                                
           `User_ID` int(11) NOT NULL auto_increment,                                                                                                                                                                                                                                                                                            
           `username` varchar(50) default NULL,                                                                                                                                                                                                                                                                                                  
           `password` varchar(50) default NULL,                                                                                                                                                                                                                                                                                                  
           `truename` varchar(50) default NULL,                                                                                                                                                                                                                                                                                                  
           `usersex` tinyint(4) default NULL,                                                                                                                                                                                                                                                                                                    
           `useremail` varchar(50) default NULL,                                                                                                                                                                                                                                                                                                 
           PRIMARY KEY  (`User_ID`)                                                                                                                                                                                                                                                                                                              
         )


源碼下載地址
http://www.migti.com/download.ww

本站僅提供存儲服務(wù),所有內容均由用戶(hù)發(fā)布,如發(fā)現有害或侵權內容,請點(diǎn)擊舉報。
打開(kāi)APP,閱讀全文并永久保存 查看更多類(lèi)似文章
猜你喜歡
類(lèi)似文章
JSP復習筆記——第10章連接數據庫之DAO設計模式-墮落天使-JavaEy...
mybatis源碼解析之環(huán)境準備
Winform 三層架構小例子 - jacky73 - 博客園
如何結合hibernate進(jìn)行復雜的查詢(xún)功能設計
ECSide內存分頁(yè)
Mybatis傳多個(gè)參數(三種解決方案)
更多類(lèi)似文章 >>
生活服務(wù)
分享 收藏 導長(cháng)圖 關(guān)注 下載文章
綁定賬號成功
后續可登錄賬號暢享VIP特權!
如果VIP功能使用有故障,
可點(diǎn)擊這里聯(lián)系客服!

聯(lián)系客服

欧美性猛交XXXX免费看蜜桃,成人网18免费韩国,亚洲国产成人精品区综合,欧美日韩一区二区三区高清不卡,亚洲综合一区二区精品久久