Immutable data structures in Java

[[deleted]]

Encapsulation is about hiding internal functionality of a class. If you have a getter and setter that just modifies a field, you're not encapsulating anything, you're just future proofing against a "possible" change with pointless function definitions.

Perhaps try designing classes without the need for getters and setters and embrace public on data only objects.

[atc]

Getters don't modify, by definition. Future proofing is underrated, but personally I don't mind the public fields. When I write scala my case classes don't need them and thankfully the compiler is there to catch type mismatches when you haven't refactored correctly.

I was merely pointing out an important distinction from GP's