How to write Java function that returns values of multiple data types?

Question

For example, I want to create a function that can return any number (negative, zero, or positive).

However, based on certain exceptions, I\'d like the function to re

Answer 1

No, one return reference to a customer.

You can write a response object that encapsulates a boolean and an int together and set the values according to your whim.

But if I was a user I'd think your design was confusing.