How to dynamically load packages in Java?

Question

Java

Hello. There are several varieties of the same class. It's kind of like themes in terms of gui, so at a certain point you only need to include 1 class. There is a structure
versions
-1
-2
in many files you have to write import app.versions.1.Class, is it possible to write a variable instead of 1 or something like that?

Answer 1

Perhaps what you need is reflection .
But since the description of the task is not fully understood, there may be an XY problem .