In some code I see this:
private void compute(Long a, Long b, Long c) { long result = a-(b+c); ... >
private void compute(Long a, Long b, Long c) { long result = a-(b+c); ...
Based on your needs.I mean the decelaration.
Autoboxing and unboxing can happen anywhere where an object is expected and primitive type is available
Autoboxing
unboxing