com.conversantmedia.util.concurrent

Interface ConcurrentQueue<E>

All Known Implementing Classes:

DisruptorBlockingQueue, MPMCBlockingQueue, MultithreadConcurrentQueue, PushPullBlockingQueue, PushPullConcurrentQueue

public interface ConcurrentQueue<E>

A very high performance blocking buffer, based on Disruptor approach to queues Created by jcairns on 5/28/14.

Method Summary

Modifier and Type	Method and Description
int	capacity()
void	clear() clear the queue of all elements
boolean	contains(Object o)
boolean	isEmpty()
boolean	offer(E e) Add element t to the ring
E	peek() return the first element in the queue
E	poll() remove the first element from the queue and return it
int	remove(E[] e) return all elements in the queue to the provided array, up to the size of the provided array.
int	size()

Method Detail

offer

boolean offer(E e)

Add element t to the ring

Parameters:

e - - element to offer

Returns:

boolean - true if the operation succeeded

poll

E poll()

remove the first element from the queue and return it

Returns:

T

peek

E peek()

return the first element in the queue

Returns:

E - The element

size

int size()

Returns:

int - the number of elements in the queue

capacity

int capacity()

Returns:

int - the capacity of the queue

isEmpty

boolean isEmpty()

Returns:

boolean - true if the queue is currently empty

contains

boolean contains(Object o)

Parameters:

o - - the object to test

Returns:

boolean - true if specified object is contained in the queue

remove

int remove(E[] e)

return all elements in the queue to the provided array, up to the size of the provided array.

Parameters:

e - - The element array

Returns:

int - the number of elements added to t

clear

void clear()

clear the queue of all elements