The fundamental difference between the Java Iterator and ListIterator is the ListIterator 's ability to manipulate an ordered list.. Let's compare the Java Iterator vs. ListIterator interfaces and ...

Fail-safe vs. fail-fast Java iterators. If the goal is to avoid exceptions, system resources are in plentiful supply, and updates to the underlying collection class while the iterator runs will not ...

First, hasNext() should not call next(). The standard contract for hasNext() is that it can be called any number of times without changing the iterator, while the standard contract for next() is ...