c08493e0e9d2001d149ca1d0101b11a6

来自「JSP+SERVLE源码 JSP+SERVLE源码」· 代码 · 共 30 行

package com.dao;

import com.Conn;
import java.sql.*;

public class Dao {
	Conn conn = new Conn();
	Connection con = conn.getCon();
	ResultSet rs = null;
	
	public ResultSet select(String sql){
		try{
			Statement stmt=con.createStatement();			
			rs = stmt.executeQuery(sql);
			rs.close();
			stmt.close();
			con.close();
		}catch(Exception e){
			e.printStackTrace();
		}
		
		
		return rs;
	}	
	public void add(String sql){
		
	}
}