String to Int in java - Likely bad data, need to avoid exceptions

Question

Seeing as Java doesn\'t have nullable types, nor does it have a TryParse(), how do you handle input validation without throwing an exceptions?

The usual way:

Answer 1

What's the problem with your approach? I don't think doing it that way will hurt your application's performance at all. That's the correct way to do it. Don't optimize prematurely.