mysql8.0架包并且带java连接的源代码

package com.cwx.zhao.util; import java.sql.Connection; import java.sql.DriverManager; import com.mysql.cj.xdevapi.Collection; public class DbUtil { private String dbUrl="jdbc:mysql://localhost:3306/db_studentinfo?useSSL=false&serverTimezone=UTC"; private String dbUserName="root"; private String dbPassword="123"; //private String jdbcName="com.mysql.jdbc.Driver"; private String jdbcName="com.mysql.cj.jdbc.Driver"; /** * 获取数据库连接 * @return * @throws Exception */ public Connection getCon() throws Exception{ Class.forName(jdbcName); Connection con=DriverManager.getConnection(dbUrl,dbUserName,dbPassword); return con; } /** * 关闭数据库连接 * @param con * @throws Exception */ public void closeCon(Collection con) throws Exception{ if(con!=null){ ((Connection) con).close(); } } public static void main(String[] args) { DbUtil dbUtil=new DbUtil(); try { dbUtil.getCon(); System.out.println("数据库连接成功"); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } }