try {
System.out.println(Are
you " + args[0] +'?');
rumpelstiltskin.guessName(args[0]);
System.out.println("Yes! How did you guess?");
System.exit(0); // leave
program gracefully
}
// come here right away if
there is no args[0]
catch
(IndexOutOfBoundsException e) {
System.out.println(
"usage: java RumpelStiltskin
guess");
System.exit(0); // leave
program gracefully
}