Program to input name and age of a person and throw an user-defined exception, if the entered age is negative

1. Import java.util.Scanner;
2.  
3. class AgeNegativeException extends Exception {
5. public AgeNegativeException(String msg) {
7. super(msg);
8. }
9. }
10.  
11. public class NameAgeExcDemo {
12.  
13. public static void main(String[] args) {
14.  
15. Scanner s = new Scanner(System.in);
16. System.out.print("Enter ur name :: ");
17. String name = s.nextLine();
18. System.out.print("Enter ur age :: ");
19. int age = s.nextInt();
21. try {
22. if(age < 0)
23. throw new AgeNegativeException("Age must be greater than 0");
24. else
25. System.out.println("Valid age !!!");
26. }
27. catch (AgeNegativeException a) {
28. System.out.println("Caught an exception");
29. System.out.println(a.getMessage());
30. }
31. }
32.  
33. }