recorddao.java~3~

来自「我做的第一个java MIS项目」· JAVA~3~ 代码 · 共 16 行

package server.dao;

import java.sql.*;
import server.dao.Connectionmanager;

public class Recorddao {

    private Connection con = null;
    private Connectionmanager cm=null;
    private PreparedStatement ps = null;
    private ResultSet rs = null;



}