Date Comparison in java with Calander Class

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

public class date {

public static void main (String args[]) throws ParseException
{


SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
    Date expiry = sdf.parse("2012-11-09");
    Date today1 = new Date();
    String dt = sdf.format(today1);
    Date today = sdf.parse(dt);
    System.out.println(today);
    System.out.println(sdf.format(expiry));


    Calendar cal1 = Calendar.getInstance();
    Calendar cal2 = Calendar.getInstance();
    cal1.setTime(expiry);
    cal1.add(Calendar.DATE, -2);
    cal2.setTime(today);
    System.out.println(cal1.getTime());
    System.out.println(cal2.getTime());
   

        int j = cal2.compareTo(cal1);

        System.out.println("The result is :" + j);
}

}