leap year

/**
 * A program to tell whether an year is leap year or not.
 * @author Umang Bhatt
 */
public class LeapYearTester
{

        public static boolean isLeapYear(int year)
        {
                boolean isLeapYear ;
                if (year % 4 == 0)
                {
                        if (year % 100 == 0)
                        {
                                if (year % 400 == 0)
                                {
                                        isLeapYear = true;
                                }
                                else
                                {
                                        isLeapYear = false;
                                }
                        }
                        else
                        {
                                isLeapYear = true;
                        }
                }
                else
                {
                        isLeapYear = false;
                }
                return isLeapYear;
        }

        public static void main(String args[])
        {
                System.out.println(isLeapYear(2003));
        }
}