91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

  • 大小: 64.38MB
    文件類型: .rar
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    發布日期: 2022-06-17
  • 語言: 其他
  • 標簽: 易買網??

資源簡介

易買網前后臺素材+源碼請放心下載還有數據庫腳本,為期20天的項目。

資源截圖

代碼片段和文件信息

package?cn.buy.dao;

import?java.sql.Connection;
import?java.sql.DriverManager;
import?java.sql.PreparedStatement;
import?java.sql.ResultSet;
import?java.sql.SQLException;



public?class?baseDao?{
//?定義四個靜態常量,保存數據連接信息
private?static?final?String?driver?=?“com.mysql.jdbc.Driver“;
private?static?final?String?url?=?“jdbc:mysql:///Orange_buy“;
//private?static?final?String?url?=?“jdbc:mysql://192.168.19.72/Orange_buy“;
private?static?final?String?username?=?“root“;
private?static?final?String?pwd?=?“root“;

//?三個接口
private?Connection?con;
private?PreparedStatement?ps;
private?ResultSet?rs;

//?1.寫一個返回連接的方法
public?Connection?getConnection()?throws?Exception?{
Class.forName(driver);
if?(con?==?null?||?con.isClosed())?{
con?=?DriverManager.getConnection(url?username?pwd);
}
return?con;
}

//?2.修改操作
public?int?executeUpdate(String?sql?object...?object)?{
int?count?=?0;
try?{
getConnection();
ps?=?con.prepareStatement(sql);
for?(int?i?=?0;?i?ject.length;?i++)?{
ps.setobject(i?+?1?object[i]);
}
count?=?ps.executeUpdate();
}?catch?(Exception?e)?{
e.printStackTrace();
}

return?count;
}

//?3.查詢操作
public?ResultSet?executeQuery(String?sql?object...?object)?throws?Exception?{
getConnection();
ps?=?con.prepareStatement(sql);
for?(int?i?=?0;?i?ject.length;?i++)?{
ps.setobject(i?+?1?object[i]);
}
rs?=?ps.executeQuery();
return?rs;
}

//?4.寫一個回收資源的方法
public?void?closeResource()?{
try?{
if?(rs?!=?null)?{
rs.close();
}
if?(ps?!=?null)?{
ps.close();
}
if?(con?!=?null)?{
con.close();
}
}?catch?(SQLException?e)?{
e.printStackTrace();
}

}


}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1753??2018-09-08?09:15??楊常帥組\Orange_buy?_95?(3)\.classpath

?????文件????????910??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\.project

?????文件????????567??2018-09-04?14:35??楊常帥組\Orange_buy?_95?(3)\.settings\.jsdtscope

?????文件????????193??2018-09-08?20:10??楊常帥組\Orange_buy?_95?(3)\.settings\org.eclipse.core.resources.prefs

?????文件????????364??2018-09-04?14:35??楊常帥組\Orange_buy?_95?(3)\.settings\org.eclipse.jdt.core.prefs

?????文件????????482??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\.settings\org.eclipse.wst.common.component

?????文件????????345??2018-09-04?14:35??楊常帥組\Orange_buy?_95?(3)\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2018-09-04?14:35??楊常帥組\Orange_buy?_95?(3)\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2018-09-04?14:35??楊常帥組\Orange_buy?_95?(3)\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件???????2348??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\baseDao.class

?????文件????????280??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IcategoryDao.class

?????文件????????705??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IcommentDao.class

?????文件????????743??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IConditionDao.class

?????文件????????488??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IintroductionDao.class

?????文件???????1687??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IcategoryDaoImpl.class

?????文件???????4213??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IcommentImpl.class

?????文件???????4025??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IConditiondaoImpl.class

?????文件???????3781??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IintrodutionImpl.class

?????文件???????6509??2018-09-09?09:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IoederdaoImpl.class

?????文件???????6444??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IProductDaoimpl.class

?????文件???????4210??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IsearchImpl.class

?????文件???????4917??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\impl\IUserDaoImpl.class

?????文件????????962??2018-09-09?09:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IorderDao.class

?????文件????????656??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IProductDao.class

?????文件????????730??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IsearchDao.class

?????文件????????556??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\dao\IUserDao.class

?????文件????????978??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\entity\CartItems.class

?????文件???????2017??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\entity\Category.class

?????文件???????2778??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\entity\DtArea.class

?????文件???????1621??2018-09-09?08:56??楊常帥組\Orange_buy?_95?(3)\build\classes\cn\buy\entity\EasybuyComment.class

............此處省略1814個文件信息

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