简单购物系统

简单的购物系统 有些功能没有完全完善 可自己完善有需要。

package shop;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class ConnectionDB {
	static Connection con=null;
	static Statement st=null;
	static ResultSet rs=null;
	public static ResultSet selectData（String sql）{
		try {
			Class.forName（“com.mysql.jdbc.Driver“）;//“com.mysql.jdbc.Driver“
	  con=DriverManager.getConnection（“jdbc:mysql://localhost/shop?user=root&password=root&useUnicode=true&characterEncoding=gbk“）;
			st=con.createStatement（）;
			rs=st.executeQuery（sql）;
			return rs;
		} catch （SQLException e） {
			// TODO Auto-generated catch block
			e.printStackTrace（）;
		} catch （ClassNotFoundException e） {
			// TODO Auto-generated catch block
			e.printSta

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        394  2016-12-28 16:35  shop\.classpath

     文件        380  2016-12-27 16:06  shop\.project

     文件        670  2016-12-28 16:35  shop\.settings\org.eclipse.jdt.core.prefs

     文件       1838  2017-01-05 15:50  shop\bin\shop\ConnectionDB.class

     文件       1847  2017-01-05 14:35  shop\bin\shop\Goods.class

     文件       6834  2017-01-05 13:49  shop\bin\shop\GoodsBuy.class

     文件       7605  2017-01-04 15:12  shop\bin\shop\GoodsMaintain.class

     文件        845  2017-01-02 17:50  shop\bin\shop\Image.class

     文件       4160  2017-01-04 14:34  shop\bin\shop\Load.class

     文件       5704  2017-01-05 14:52  shop\bin\shop\Main.class

     文件       2201  2017-01-03 14:30  shop\bin\shop\MainPanel.class

     文件       1626  2017-01-05 14:34  shop\bin\shop\Order.class

     文件       6375  2017-01-03 16:31  shop\bin\shop\OrderAllSearch.class

     文件       5225  2017-01-04 18:13  shop\bin\shop\OrderlSearch.class

     文件       3674  2017-01-04 19:29  shop\bin\shop\Rechange.class

     文件        988  2017-01-05 14:35  shop\bin\shop\Shop.class

     文件       6759  2017-01-05 13:53  shop\bin\shop\ShopSearch.class

     文件       5110  2017-01-04 17:43  shop\bin\shop\ShopUpdate.class

     文件       1459  2017-01-02 17:50  shop\bin\shop\User.class

     文件       4559  2017-01-04 14:17  shop\bin\shop\zhuce.class

     文件      12601  2016-12-29 16:58  shop\image\1.jpg

     文件      12272  2016-12-30 16:27  shop\image\2.jpg

     文件       8577  2016-12-29 16:56  shop\image\3.jpg

     文件       8588  2016-12-29 16:56  shop\image\4.jpg

     文件      16759  2016-12-29 16:59  shop\image\5.jpg

     文件      18665  2016-12-29 16:58  shop\image\6.jpg

     文件      18220  2017-01-05 14:46  shop\image\logo.jpg

     文件       1515  2017-01-05 15:50  shop\src\shop\ConnectionDB.java

     文件       1190  2017-01-05 14:35  shop\src\shop\Goods.java

     文件       6002  2017-01-05 13:49  shop\src\shop\GoodsBuy.java

............此处省略24个文件信息