Package org.apache.pekko.util

Class BoundedBlockingQueue<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractQueue<E>

org.apache.pekko.util.BoundedBlockingQueue<E>

All Implemented Interfaces:

Iterable<E>, Collection<E>, BlockingQueue<E>, Queue<E>

Direct Known Subclasses:

BoundedPriorityMailbox.MessageQueue, BoundedStablePriorityMailbox.MessageQueue

public class BoundedBlockingQueue<E>
extends AbstractQueue<E>
implements BlockingQueue<E>

BoundedBlockingQueue wraps any Queue and turns the result into a BlockingQueue with a limited capacity. param: maxCapacity - the maximum capacity of this Queue, needs to be &gt; 0 param: backing - the backing Queue

Constructor Summary

Constructors

Constructor	Description
BoundedBlockingQueue(int maxCapacity, Queue<E> backing)

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	contains(Object e)
boolean	containsAll(Collection<?> c)
protected ReentrantLock	createLock()
protected Condition	createNotEmptyCondition()
protected Condition	createNotFullCondition()
int	drainTo(Collection<? super E> c)
int	drainTo(Collection<? super E> c, int maxElements)
boolean	isEmpty()
Iterator<E>	iterator()
protected ReentrantLock	lock()
int	maxCapacity()
protected Condition	notEmpty()
protected Condition	notFull()
boolean	offer(E e)
boolean	offer(E e, long timeout, TimeUnit unit)
E	peek()
E	poll()
E	poll(long timeout, TimeUnit unit)
void	put(E e)
int	remainingCapacity()
boolean	remove(Object e)
boolean	removeAll(Collection<?> c)
boolean	retainAll(Collection<?> c)
int	size()
E	take()
Object[]	toArray()
<X> X[]	toArray(X[] a)

Methods inherited from class java.util.AbstractQueue

add, addAll, element, remove

Methods inherited from class java.util.AbstractCollection

toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.concurrent.BlockingQueue

add

Methods inherited from interface java.util.Collection

addAll, equals, hashCode, parallelStream, removeIf, spliterator, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.Queue

element, remove

Constructor Details

BoundedBlockingQueue

public BoundedBlockingQueue(int maxCapacity,
 Queue<E> backing)

Method Details

clear

public void clear()

Specified by:

clear in interface Collection<E>

Overrides:

clear in class AbstractQueue<E>

contains

public boolean contains(Object e)

Specified by:

contains in interface BlockingQueue<E>

Specified by:

contains in interface Collection<E>

Overrides:

contains in class AbstractCollection<E>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<E>

Overrides:

containsAll in class AbstractCollection<E>

createLock

protected ReentrantLock createLock()

createNotEmptyCondition

protected Condition createNotEmptyCondition()

createNotFullCondition

protected Condition createNotFullCondition()

drainTo

public int drainTo(Collection<? super E> c)

Specified by:

drainTo in interface BlockingQueue<E>

drainTo

public int drainTo(Collection<? super E> c,
 int maxElements)

Specified by:

drainTo in interface BlockingQueue<E>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<E>

Overrides:

isEmpty in class AbstractCollection<E>

iterator

public Iterator<E> iterator()

Specified by:

iterator in interface Collection<E>

Specified by:

iterator in interface Iterable<E>

Specified by:

iterator in class AbstractCollection<E>

lock

protected ReentrantLock lock()

maxCapacity

public int maxCapacity()

notEmpty

protected Condition notEmpty()

notFull

protected Condition notFull()

offer

public boolean offer(E e)

Specified by:

offer in interface BlockingQueue<E>

Specified by:

offer in interface Queue<E>

offer

public boolean offer(E e,
 long timeout,
 TimeUnit unit)

Specified by:

offer in interface BlockingQueue<E>

peek

public E peek()

Specified by:

peek in interface Queue<E>

poll

public E poll(long timeout,
 TimeUnit unit)

Specified by:

poll in interface BlockingQueue<E>

poll

public E poll()

Specified by:

poll in interface Queue<E>

put

public void put(E e)

Specified by:

put in interface BlockingQueue<E>

remainingCapacity

public int remainingCapacity()

Specified by:

remainingCapacity in interface BlockingQueue<E>

remove

public boolean remove(Object e)

Specified by:

remove in interface BlockingQueue<E>

Specified by:

remove in interface Collection<E>

Overrides:

remove in class AbstractCollection<E>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<E>

Overrides:

removeAll in class AbstractCollection<E>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<E>

Overrides:

retainAll in class AbstractCollection<E>

size

public int size()

Specified by:

size in interface Collection<E>

Specified by:

size in class AbstractCollection<E>

take

public E take()

Specified by:

take in interface BlockingQueue<E>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<E>

Overrides:

toArray in class AbstractCollection<E>

toArray

public <X> X[] toArray(X[] a)

Specified by:

toArray in interface Collection<E>

Overrides:

toArray in class AbstractCollection<E>