There are two levels of misunderstanding to this discussion: 1. The way parameters are actually passed in Java, primitives by value, object references by value

There are two levels of misunderstanding to this discussion: 1. The way parameters are actually passed in Java, primitives by value, object references by value. 2. How to call this mechanism. My guess is that many fail on item 1. Once understanding of item 1 is achieved, item 2 isn't terribly interesting.