Compare date time using before method of Java Calendar

/*

  Compare date time using before method of Java Calendar

  This example shows how to compare two calendar objects having different 

   date and time using

  before method of Java Calendar class.

*/

 

import java.util.Calendar;

 

public class CompareDateTimesUsingBefore {

 

  public static void main(String[] args) {

    

    //create first Calendar object

    Calendar old = Calendar.getInstance();

    

    //set it to some old date

    old.set(Calendar.YEAR, 1990);

    

    //create second Calendar object

    Calendar now = Calendar.getInstance();

    

    /*

     * To compare two different Calendar objects, use

     * boolean before(Caledar anotherCal) method.

     * 

     * If the first Calendar object's date and time is before 

     * anotherCal date and time, 

     * it returns true, false otherwise.

     */

     

     System.out.println("Is old before now ? : " + old.before(now));

  }

}

 

/*

Output would be

Is old before now ? : true

*/