Date class and Calendar class in java

package com.yuan;

import java.text.SimpleDateFormat;
import java.util.Date;

/*
 * DateFormat class is an abstract class, its subclass has simpleDateFormat class,
 * is the class for formatting dates
 * */
public class Date2 {
    public static void main(String[] args) {
        time1();
    }
    
    
    
    public  static  void time1() {
         // The simpleDateFormat class inherits the DateFormat class and creates an object of the SinpleDateFormat class 
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy year MM month dd day HH hour mm minute" );
        String time = sdf.format(new Date());
        System.out.println(time);
    }
    
}

How to display the current time using the Calendar class

// Method for displaying time 
    public  static  void showTime() {
        Calendar c=Calendar.getInstance();
        int year=c.get(Calendar.YEAR);
        int month=c.get(Calendar.MONTH)+1;
        int day=c.get(Calendar.DAY_OF_MONTH);
        int hours=c.get(Calendar.HOUR_OF_DAY);
        int m=c.get(Calendar.MINUTE);
        System.out.println(year+"年"+month+"月"+day+"日"+hours+"时"+m+"分");
    }