login.java

jsp struts实现的关于网上书店的小例子。

package datebase;

import java.sql.ResultSet;
import java.sql.SQLException;

public class Login {
	public Login(){
	}
	public ResultSet chechLogin(DB db) throws SQLException{
		String sql = "select * from orders order by order_id";
		ResultSet rs = db.OpenSqlQuery(sql);
		while(rs.next()){
			System.out.println(rs.getString("order_id"));
		}
		return rs;
	}
}