State: You're Doing It Wrong - Alternative Concurrency Paradigms For The JVM

"State: You're Doing It Wrong - Alternative Concurrency Paradigms For The JVM"

"What is an Identity?
A stable logical Identity associated with a series of different Values over time."

"What is State?
The Value an entity with a specific Identity has at a particular point in time."

"Haw do we know if something has State?
If a function is invoked with the same arguments at two different points in time and returns different values ... than it has State."

P.S. More on State (Clojure)