Caesar cipher problem

Question

want to done it in java

Answer 1

simple also conversation possible easily in java
✅✅👍👍✅✅
https://code.sololearn.com/c4273uXNh86f/?ref=app

Answer 2

And this is in Ruby.

https://code.sololearn.com/c5409y71K8d7/?ref=app
https://code.sololearn.com/cSNA91CEQ85V/?ref=app

Answer 3

https://code.sololearn.com/c20trVbSDeJz/?ref=app

Answer 4

This is python. Translate it to Java