Display time with interval 1 second loop

GetLoopTime.java

import java.util.Date; //import Date class
class GetLoopTime {
  public static void main (String [] args) {
    while (true) { // Run infinity print
      try {
        Date now = new Date();
        String ab;
        switch (Integer.parseInt(String.format("%te",now))%10) { // Find case of some days that ended with 1, 2, or 3
          case 1 : ab = "st";
                    break;
          case 2 : ab = "nd";
                    break;
          case 3 : ab = "rd";
                    break;
          default : ab = "th";
        }
        System.out.printf("Today is: %te%2s of %tB in %tY at %tr\n", now, ab, now, now, now); // Print each line
        Thread.sleep(1000); //stop the program for 1000 milliseconds
      } catch (Exception e) {
        System.out.println("Exception Error!"); // print when the program has an error
      }
    }
  }
}