Please help with this java code problem

40. Assume that you have a data structure instance called myList, for a data structure that has a method called getIterator that returns an instance of the above GoFIterator. Write the code to print all of the values in myList, one above the other. 41. Assume that you have a data structure instance called myList, for a data structure that has a method called getIterator that returns an instance of the above JavaIterator. Write the code to print all of the values in myList, one above the other.

Coding questions (iterators): public abstract class GoFIterator { public abstract boolean isDone() public abstract void first(); public abstract void next(); public abstract int currentItem(); public abstract class JavaIterator { public abstract boolean hasNext(); public abstract int next()