Please complete the following methods using Java coding language:

-- public ArraySet intersect(ArraySet other)

• Returns a new ArraySet that contains all the elements inside this set and another set. If there are no common elements between the two sets, return an empty ArraySet. Don't worry about the order.

-- public ArraySet unify(ArraySet other)

• Returns a new ArraySet that contains all the elements that are contained in either or both sets. This method will not modify the content or order of either of the original sets. Don't worry about the order.