Java tutorial
import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static void main(String[] args) { try { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); Date date1 = sdf.parse("2015-12-31"); Date date2 = sdf.parse("2015-01-31"); System.out.println(sdf.format(date1)); System.out.println(sdf.format(date2)); if (date1.compareTo(date2) > 0) { System.out.println("Date1 is after Date2"); } else if (date1.compareTo(date2) < 0) { System.out.println("Date1 is before Date2"); } else if (date1.compareTo(date2) == 0) { System.out.println("Date1 is equal to Date2"); } else { System.out.println("How to get here?"); } } catch (ParseException ex) { ex.printStackTrace(); } } }