Package net.solarnetwork.util

Class LimitedSizeDeque<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.ArrayDeque<E>

net.solarnetwork.util.LimitedSizeDeque<E>

All Implemented Interfaces:

Serializable, Cloneable, Iterable<E>, Collection<E>, Deque<E>, Queue<E>

public class LimitedSizeDeque<E>
extends ArrayDeque<E>
implements Deque<E>

A non-blocking Deque with an enforced maximum number of elements.

Calls to addFirst(Object) and addLast(Object) will remove elements to make room for the addition, before adding the new element. The removal is done from the opposite size of the deque.

Since:

1.51

Version:

1.0

Author:

matt

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
LimitedSizeDeque(int maximumSize)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	addFirst(E e)
void	addLast(E e)

Methods inherited from class java.util.ArrayDeque

add, addAll, clear, clone, contains, descendingIterator, element, forEach, getFirst, getLast, isEmpty, iterator, offer, offerFirst, offerLast, peek, peekFirst, peekLast, poll, pollFirst, pollLast, pop, push, remove, remove, removeAll, removeFirst, removeFirstOccurrence, removeIf, removeLast, removeLastOccurrence, retainAll, size, spliterator, toArray, toArray

Methods inherited from class java.util.AbstractCollection

containsAll, toString

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection

clear, containsAll, equals, hashCode, isEmpty, parallelStream, removeAll, removeIf, retainAll, spliterator, stream, toArray, toArray, toArray

Methods inherited from interface java.util.Deque

add, addAll, contains, descendingIterator, element, getFirst, getLast, iterator, offer, offerFirst, offerLast, peek, peekFirst, peekLast, poll, pollFirst, pollLast, pop, push, remove, remove, removeFirst, removeFirstOccurrence, removeLast, removeLastOccurrence, size

Methods inherited from interface java.lang.Iterable

forEach

Constructor Details

LimitedSizeDeque

public LimitedSizeDeque(int maximumSize)

Constructor.

Parameters:

maximumSize - the maximum number of elements allowed

Method Details

addFirst

public void addFirst(E e)

Specified by:

addFirst in interface Deque<E>

Overrides:

addFirst in class ArrayDeque<E>

addLast

public void addLast(E e)

Specified by:

addLast in interface Deque<E>

Overrides:

addLast in class ArrayDeque<E>