J.Concurrent.Deque

class Deque[A] extends Collection[A]

Thread safe linked list Deque implementation.

trait Collection[J.Concurrent.Deque.A]

trait Able.Stream[J.Concurrent.Deque.A]

class java.lang.Object

trait scala.Matchable

class Any

Def

Remove last

Removes and returns the last element or void option if empty

Add first

Adds element to the first position