import java.util.ArrayList; public class Sum { private double sum = 0; public void add(short newShort) { sum += newShort; } public void add(int newInteger) { sum ...

This was really screwing with me until I realized what was going on. I was having trouble with this line returning a Double when it should've returned an Integer And it still kept returning Double.

Complete your tour of JDK 5’s language features by exploring autoboxing and unboxing, the enhanced for loop, static imports, varargs, and covariant return types. This article wraps up my three-part ...

Would you say Autoboxing occurs at line 6? I would say no, because the array index has to be integer so any autoboxing is not necessary there? But i am not 100% sure.