io.reactivex.observable.extensions

Interface SimplePlainQueue<T>

Type Parameters:

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

All Superinterfaces:

SimpleQueue<T>

public interface SimplePlainQueue<T>
extends SimpleQueue<T>

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

Method Summary

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

Methods inherited from interface io.reactivex.observable.extensions.SimpleQueue

clear, isEmpty, offer, offer

Method Detail

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