rx.internal.util.unsafe

Class ConcurrentCircularArrayQueue<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractQueue<E>

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

All Implemented Interfaces:

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

Direct Known Subclasses:

ConcurrentSequencedCircularArrayQueue, SpmcArrayQueue, SpscArrayQueue

public abstract class ConcurrentCircularArrayQueue<E>
extends java.util.AbstractQueue<E>

Field Summary

Fields

Modifier and Type	Field and Description
protected E[]	buffer
protected static int	BUFFER_PAD
protected int	capacity
protected long	mask
protected static int	SPARSE_SHIFT

Constructor Summary

Constructors

Constructor and Description
ConcurrentCircularArrayQueue(ConcurrentCircularArrayQueue<E> c)
ConcurrentCircularArrayQueue(int capacity)

Method Summary

Methods

Modifier and Type	Method and Description
protected long	calcOffset(long index)
java.util.Iterator<E>	iterator()
protected E	lpElement(E[] buffer, long offset)
protected E	lpElement(long offset)
protected E	lvElement(E[] buffer, long offset)
protected E	lvElement(long offset)
boolean	offer(E e)
E	peek()
E	poll()
int	size()
protected void	soElement(E[] buffer, long offset, E e)
protected void	soElement(long offset, E e)
protected void	spElement(E[] buffer, long offset, E e)
protected void	spElement(long offset, E e)
protected void	svElement(E[] buffer, long offset, E e)
protected void	svElement(long offset, E e)

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.Collection

contains, containsAll, equals, hashCode, isEmpty, remove, removeAll, retainAll, toArray, toArray

Field Detail

SPARSE_SHIFT

protected static final int SPARSE_SHIFT

BUFFER_PAD

protected static final int BUFFER_PAD

See Also:

Constant Field Values

capacity

protected final int capacity

mask

protected final long mask

buffer

protected final E[] buffer

Constructor Detail

ConcurrentCircularArrayQueue

public ConcurrentCircularArrayQueue(int capacity)

ConcurrentCircularArrayQueue

public ConcurrentCircularArrayQueue(ConcurrentCircularArrayQueue<E> c)

Method Detail

calcOffset

protected final long calcOffset(long index)

spElement

protected final void spElement(long offset,
             E e)

soElement

protected final void soElement(long offset,
             E e)

svElement

protected final void svElement(long offset,
             E e)

lpElement

protected final E lpElement(long offset)

lvElement

protected final E lvElement(long offset)

spElement

protected final void spElement(E[] buffer,
             long offset,
             E e)

soElement

protected final void soElement(E[] buffer,
             long offset,
             E e)

svElement

protected final void svElement(E[] buffer,
             long offset,
             E e)

lpElement

protected final E lpElement(E[] buffer,
          long offset)

lvElement

protected final E lvElement(E[] buffer,
          long offset)

offer

public boolean offer(E e)

poll

public E poll()

peek

public E peek()

iterator

public java.util.Iterator<E> iterator()

Specified by:

iterator in interface java.lang.Iterable<E>

Specified by:

iterator in interface java.util.Collection<E>

Specified by:

iterator in class java.util.AbstractCollection<E>

size

public int size()

Specified by:

size in interface java.util.Collection<E>

Specified by:

size in class java.util.AbstractCollection<E>