Comparator

As a follow up of the Comparator comparing post, here we will learn about the Comparator naturalOrder, reverseOrder and reversed methods.

Comparator nullsFirst and nullsLast methods returns a null-friendly comparator. It considers null to be less than or greater than any non-null value.

The Comparator is a comparison function in Java that imposes a total ordering on a collection of objects. The comparing is a static method in it