public abstract class AbstractConcurrentArrayQueue<E> extends Object implements QueuedPipe<E>
Modifier and Type | Field and Description |
---|---|
protected E[] |
buffer |
protected static int |
BUFFER_ARRAY_BASE |
protected int |
capacity |
protected long |
head |
protected static long |
HEAD_OFFSET |
protected long |
headCache |
protected static long |
SHARED_HEAD_CACHE_OFFSET |
protected long |
sharedHeadCache |
protected static int |
SHIFT_FOR_SCALE |
protected long |
tail |
protected static long |
TAIL_OFFSET |
Constructor and Description |
---|
AbstractConcurrentArrayQueue(int requestedCapacity) |
Modifier and Type | Method and Description |
---|---|
boolean |
add(E e) |
boolean |
addAll(Collection<? extends E> c) |
long |
addedCount()
The number of items added to this container since creation.
|
int |
capacity()
The maximum capacity of this container to hold items.
|
void |
clear() |
boolean |
contains(Object o) |
boolean |
containsAll(Collection<?> c) |
E |
element() |
boolean |
isEmpty() |
Iterator<E> |
iterator() |
E |
peek() |
int |
remainingCapacity()
Get the remaining capacity for elements in the container given the current size.
|
E |
remove() |
boolean |
remove(Object o) |
boolean |
removeAll(Collection<?> c) |
long |
removedCount()
The number of items removed from this container since creation.
|
boolean |
retainAll(Collection<?> c) |
static long |
sequenceToBufferOffset(long sequence,
long mask) |
int |
size()
The number of items currently in the container.
|
Object[] |
toArray() |
<T> T[] |
toArray(T[] a) |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
equals, hashCode, parallelStream, removeIf, spliterator, stream
protected static final long TAIL_OFFSET
protected static final long SHARED_HEAD_CACHE_OFFSET
protected static final long HEAD_OFFSET
protected static final int BUFFER_ARRAY_BASE
protected static final int SHIFT_FOR_SCALE
protected final int capacity
protected final E[] buffer
protected volatile long head
protected volatile long tail
protected long headCache
protected volatile long sharedHeadCache
public AbstractConcurrentArrayQueue(int requestedCapacity)
public long addedCount()
Pipe
addedCount
in interface Pipe<E>
public long removedCount()
Pipe
removedCount
in interface Pipe<E>
public int capacity()
Pipe
public int remainingCapacity()
Pipe
remainingCapacity
in interface Pipe<E>
public boolean add(E e)
public boolean isEmpty()
isEmpty
in interface Collection<E>
public boolean contains(Object o)
contains
in interface Collection<E>
public Object[] toArray()
toArray
in interface Collection<E>
public <T> T[] toArray(T[] a)
toArray
in interface Collection<E>
public boolean remove(Object o)
remove
in interface Collection<E>
public boolean containsAll(Collection<?> c)
containsAll
in interface Collection<E>
public boolean addAll(Collection<? extends E> c)
addAll
in interface Collection<E>
public boolean removeAll(Collection<?> c)
removeAll
in interface Collection<E>
public boolean retainAll(Collection<?> c)
retainAll
in interface Collection<E>
public void clear()
clear
in interface Collection<E>
public int size()
Pipe
public static long sequenceToBufferOffset(long sequence, long mask)
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