Interface SimplePlainQueue<T>

Type Parameters:

T - the value type to offer and poll, not null

All Superinterfaces:

SimpleQueue<T>

All Known Implementing Classes:

SpscArrayQueue, SpscLinkedArrayQueue

public interface SimplePlainQueue<@NonNull T>
extends SimpleQueue<T>

Override of the SimpleQueue interface with no throws Throwable on poll().

Since:

3.1.1

Method Summary

Modifier and Type	Method	Description
T	poll()	Tries to dequeue a value (non-null) or returns null if the queue is empty.

Methods inherited from interface SimpleQueue

clear, isEmpty, offer, offer

Modifier and Type	Method	Description
void	clear()	Removes all enqueued items from this queue.
boolean	isEmpty()	Returns true if the queue is empty.
boolean	offer(@NonNull T value)	Atomically enqueue a single value.
boolean	offer(@NonNull T v1, @NonNull T v2)	Atomically enqueue two values.

Method Details

poll

@Nullable
T poll()

Description copied from interface: SimpleQueue

Tries to dequeue a value (non-null) or returns null if the queue is empty.

If the producer uses SimpleQueue.offer(Object, Object) and when polling in pairs, if the first poll() returns a non-null item, the second poll() is guaranteed to return a non-null item as well.

Specified by:

poll in interface SimpleQueue<T>

Returns:

the item or null to indicate an empty queue