TreeSet in Java

TreeSet is created using the implementations of the SortedSet interface in Java and it uses Tree for storage. Objects that are stored in a TreeSet are in sorted and ascending order, this is done by ethier using set's natural ordering or by explicitly providing a comparator.

Hierarchy of TreeSet class

Java TreeSet class implements the NavigableSet interface,Furthur NavigableSet interface extends SortedSet, Set, Collection and Iterable interfaces in hierarchical order.

Creating a TreeSet

Below i...