Java How to connect MYSQ source code L explained

import java.sql.*;  import java.text.simpledateformat;  import java.util.*;   import java.util.Date;  import java.text.*;  import  java.util.calendar;   public class conn {    public  Static void main (String[] args)  {        conn   lm = new conn ();         string t=  lm.getstringdate ();           try {                 class.forname (" Com.mysql.jdbc.Driver ")      //load MYSQL JDBC drivers                  }           catch  (exception e)  {                   e.printstacktrace ();               }          try {                 Connection connect =  Drivermanager.getconnection ("Jdbc:mysql://localhost:3307/student", "root", "Zhangyabiao");                 //connection URL is    jdbc: mysql//server address/database name  &NBSP, and the following 2 parameters are login username and password, respectively                  system.out.println ("[" +t+ "]" + "successfully connect to Database!   ");                 statement stmt =  connect.createstatement ();                  resultset rs  = stmt.executequery ("Select * from zh");                 //user  the name of your table                  while  (Rs.next ())  {                      System.out.println (Rs.getstring ("n") + ". " +rs.getstring ("N1") + "  " +rs.getstring ("N2");                        }                 system.out.println ("[" +t+ "]" + "successfully obtained data");               }          catch  (exception e)  {                 system.out.print ("[" +t+ "]" + "failed to obtain data");                  E.printstacktrace ();               }             }       Public static string getstringdate ()  {              date currenttime = new date ();              SimpleDateFormat formatter = new  SimpleDateFormat ("Yyyy-mm-dd hh:mm:ss");              string datestring =  Formatter.format (currenttime);              return datestring;      }    }

Results test

/* [2017-05-08 22:05:48] successfully connected to the database! ...... [2017-05-08 22:05:48] Successful data acquisition results in the above, indicating that you are connected to the database successfully. */

Java How to connect MYSQ source code L explained