rx.internal.util.unsafe

Class SpscArrayQueue<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractQueue<E>

rx.internal.util.unsafe.ConcurrentCircularArrayQueue<E>

rx.internal.util.unsafe.SpscArrayQueue<E>

All Implemented Interfaces:

java.lang.Iterable<E>, java.util.Collection<E>, java.util.Queue<E>

public final class SpscArrayQueue<E>
extends ConcurrentCircularArrayQueue<E>
implements java.util.Queue<E>

Field Summary

Fields

Modifier and Type	Field and Description
protected long	batchTail
protected long	head
protected long	tail

Fields inherited from class rx.internal.util.unsafe.ConcurrentCircularArrayQueue

buffer, BUFFER_PAD, capacity, mask, SPARSE_SHIFT

Constructor Summary

Constructors

Constructor and Description
SpscArrayQueue(int capacity)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	offer(E e)
E	peek()
E	poll()
int	size()

Methods inherited from class rx.internal.util.unsafe.ConcurrentCircularArrayQueue

calcOffset, iterator, lpElement, lpElement, lvElement, lvElement, soElement, soElement, spElement, spElement, svElement, svElement

Methods inherited from class java.util.AbstractQueue

add, addAll, clear, element, remove

Methods inherited from class java.util.AbstractCollection

contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Queue

add, element, remove

Methods inherited from interface java.util.Collection

addAll, clear, contains, containsAll, equals, hashCode, isEmpty, iterator, remove, removeAll, retainAll, toArray, toArray

Field Detail

head

protected long head

tail

protected long tail

batchTail

protected long batchTail

Constructor Detail

SpscArrayQueue

public SpscArrayQueue(int capacity)

Method Detail

offer

public boolean offer(E e)

Specified by:

offer in interface java.util.Queue<E>

Overrides:

offer in class ConcurrentCircularArrayQueue<E>

poll

public E poll()

Specified by:

poll in interface java.util.Queue<E>

Overrides:

poll in class ConcurrentCircularArrayQueue<E>

peek

public E peek()

Specified by:

peek in interface java.util.Queue<E>

Overrides:

peek in class ConcurrentCircularArrayQueue<E>

size

public int size()

Specified by:

size in interface java.util.Collection<E>

Overrides:

size in class ConcurrentCircularArrayQueue<E>