IDEA连接 Oracle数据库

package com.zxx.util;
import org.apache.commons.dbutils.DbUtils;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class DBUtil {
    private static String url="jdbc:oracle:thin:@127.0.0.1:1521:orcl";
    private static String user = "scott";
    private static String password = "tiger";

    static {
        DbUtils.loadDriver("com.mysql.cj.jdbc.Driver");
    }

    public static Connection getConn(){
        try {
            return DriverManager.getConnection(url,user,password);
        } catch (SQLException e) {
            throw new RuntimeException(e);
        }
    }
}

需要导的jar包