Add or substract years to current date using Java Calendar


/*
  Add or substract years to current date using Java Calendar
  This example shows how to add or substract years in current date and time values
  using Java Calendar class.
*/

import java.util.Calendar;

public class AddYearToCurrentDate {

 
public static void main(String[] args) {
   
//create Calendar instance
   
Calendar now = Calendar.getInstance();
   
    System.out.println
("Current date : " + (now.get(Calendar.MONTH) + 1)
                       
+ "-"
                       
+ now.get(Calendar.DATE)
                       
+ "-"
                       
+ now.get(Calendar.YEAR));
                       
   
   
//add year to current date using Calendar.add method
   
now.add(Calendar.YEAR,1);
   
    System.out.println
("date after one year : " + (now.get(Calendar.MONTH) + 1)
                       
+ "-"
                       
+ now.get(Calendar.DATE)
                       
+ "-"
                       
+ now.get(Calendar.YEAR));
   
   
//substract year from current date
   
now =Calendar.getInstance();
    now.add
(Calendar.YEAR,-100);
    System.out.println
("date before 100 years : " + (now.get(Calendar.MONTH) + 1)
                       
+ "-"
                       
+ now.get(Calendar.DATE)
                       
+ "-"
                       
+ now.get(Calendar.YEAR));

 
}
}

/*
Typical output would be
Current date : 12-25-2007
date after one year : 12-25-2008
date before 100 years : 12-25-1907
*/