How to correctly implement the answer in the directories?

Question

Java

Hello.
Let's say there is a currency reference, getByCode method. What is the best practice for answers?
Should I use optional? I just met different implementations, including the use of exceptions, in the case of an entity not found.
Thank you.

Answer 1

Depends on the chosen programming paradigm and design approaches.

Answer 2

I am for Optional or @SneakyThrows.
There is no right or wrong - this is a matter of agreements on the project, as Sergey Gornostaev wrote