Package org.jctools.queues
Class SpscChunkedArrayQueue<E>
java.lang.Object
java.util.AbstractCollection<E>
java.util.AbstractQueue<E>
org.jctools.queues.BaseSpscLinkedArrayQueuePrePad<E>
org.jctools.queues.BaseSpscLinkedArrayQueueConsumerColdFields<E>
org.jctools.queues.BaseSpscLinkedArrayQueueConsumerField<E>
org.jctools.queues.BaseSpscLinkedArrayQueueL2Pad<E>
org.jctools.queues.BaseSpscLinkedArrayQueueProducerFields<E>
org.jctools.queues.BaseSpscLinkedArrayQueueProducerColdFields<E>
org.jctools.queues.BaseSpscLinkedArrayQueue<E>
org.jctools.queues.SpscChunkedArrayQueue<E>
- Type Parameters:
E
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- All Implemented Interfaces:
Iterable<E>
,Collection<E>
,Queue<E>
,IndexedQueueSizeUtil.IndexedQueue
,MessagePassingQueue<E>
,QueueProgressIndicators
An SPSC array queue which starts at initialCapacity and grows to maxCapacity in linked chunks
of the initial size. The queue grows only when the current chunk is full and elements are not copied on
resize, instead a link to the new chunk is stored in the old chunk for the consumer to follow.
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Nested Class Summary
Nested classes/interfaces inherited from interface org.jctools.queues.MessagePassingQueue
MessagePassingQueue.Consumer<T>, MessagePassingQueue.ExitCondition, MessagePassingQueue.Supplier<T>, MessagePassingQueue.WaitStrategy
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate final int
private long
Fields inherited from class org.jctools.queues.BaseSpscLinkedArrayQueueProducerColdFields
producerBuffer, producerBufferLimit, producerMask
Fields inherited from class org.jctools.queues.BaseSpscLinkedArrayQueueL2Pad
b000, b001, b002, b003, b004, b005, b006, b007, b010, b011, b012, b013, b014, b015, b016, b017, b020, b021, b022, b023, b024, b025, b026, b027, b030, b031, b032, b033, b034, b035, b036, b037, b040, b041, b042, b043, b044, b045, b046, b047, b050, b051, b052, b053, b054, b055, b056, b057, b060, b061, b062, b063, b064, b065, b066, b067, b070, b071, b072, b073, b074, b075, b076, b077, b100, b101, b102, b103, b104, b105, b106, b107, b110, b111, b112, b113, b114, b115, b116, b117, b120, b121, b122, b123, b124, b125, b126, b127, b130, b131, b132, b133, b134, b135, b136, b137, b140, b141, b142, b143, b144, b145, b146, b147, b150, b151, b152, b153, b154, b155, b156, b157, b160, b161, b162, b163, b164, b165, b166, b167, b170, b171, b172, b173, b174, b175, b176, b177
Fields inherited from class org.jctools.queues.BaseSpscLinkedArrayQueueConsumerColdFields
consumerBuffer, consumerMask
Fields inherited from interface org.jctools.queues.MessagePassingQueue
UNBOUNDED_CAPACITY
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Constructor Summary
ConstructorsConstructorDescriptionSpscChunkedArrayQueue
(int capacity) SpscChunkedArrayQueue
(int chunkSize, int capacity) -
Method Summary
Modifier and TypeMethodDescriptionint
capacity()
(package private) final boolean
offerColdPath
(E[] buffer, long mask, long pIndex, long offset, E v, MessagePassingQueue.Supplier<? extends E> s) Methods inherited from class org.jctools.queues.BaseSpscLinkedArrayQueue
currentConsumerIndex, currentProducerIndex, drain, drain, drain, fill, fill, fill, isEmpty, iterator, linkOldToNew, lvNextArrayAndUnlink, offer, peek, poll, relaxedOffer, relaxedPeek, relaxedPoll, size, soNext, toString, writeToQueue
Methods inherited from class org.jctools.queues.BaseSpscLinkedArrayQueueProducerFields
lpProducerIndex, lvProducerIndex, soProducerIndex
Methods inherited from class org.jctools.queues.BaseSpscLinkedArrayQueueConsumerField
lpConsumerIndex, lvConsumerIndex, soConsumerIndex
Methods inherited from class java.util.AbstractCollection
contains, containsAll, remove, removeAll, retainAll, toArray, toArray
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, parallelStream, remove, removeAll, removeIf, retainAll, spliterator, stream, toArray, toArray, toArray
Methods inherited from interface org.jctools.queues.MessagePassingQueue
clear
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Field Details
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maxQueueCapacity
private final int maxQueueCapacity -
producerQueueLimit
private long producerQueueLimit
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Constructor Details
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SpscChunkedArrayQueue
public SpscChunkedArrayQueue(int capacity) -
SpscChunkedArrayQueue
public SpscChunkedArrayQueue(int chunkSize, int capacity)
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Method Details
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offerColdPath
final boolean offerColdPath(E[] buffer, long mask, long pIndex, long offset, E v, MessagePassingQueue.Supplier<? extends E> s) - Specified by:
offerColdPath
in classBaseSpscLinkedArrayQueue<E>
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capacity
public int capacity()- Returns:
- the capacity of this queue or
MessagePassingQueue.UNBOUNDED_CAPACITY
if not bounded
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