com.cinchapi.concourse.util

Class Queues

Object

Queues

public final class Queues
extends Object

Static factory methods for returning objects that implement the Queue interface.

Method Summary

Modifier and Type	Method and Description
static <E> int	blockingDrain(BlockingQueue<E> queue, Collection<? super E> buffer) Perform the BlockingQueue.drainTo(Collection) operation, but block indefinitely until at least one element is available.
static <E> int	blockingDrain(BlockingQueue<E> queue, Collection<? super E> buffer, long timeout, TimeUnit unit) Perform the BlockingQueue.drainTo(Collection) operation, but block for the specified timeout until at least one element is available.
static <T> Queue<T>	newSingleThreadedQueue() Return a simple Queue that can be used in a single thread.

Methods inherited from class Object

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

Method Detail

newSingleThreadedQueue

public static <T> Queue<T> newSingleThreadedQueue()

Return a simple Queue that can be used in a single thread.

Returns:

the Queue

blockingDrain

public static <E> int blockingDrain(BlockingQueue<E> queue,
                                    Collection<? super E> buffer)
                             throws InterruptedException

Perform the BlockingQueue.drainTo(Collection) operation, but block indefinitely until at least one element is available.

Parameters:

queue - the BlockingQueue in which to perform the drainTo method

buffer - the collection into which the elements are drained

Returns:

the number of elements that are drained

Throws:

InterruptedException

blockingDrain

public static <E> int blockingDrain(BlockingQueue<E> queue,
                                    Collection<? super E> buffer,
                                    long timeout,
                                    TimeUnit unit)

Perform the BlockingQueue.drainTo(Collection) operation, but block for the specified timeout until at least one element is available.

Parameters:

queue - the BlockingQueue in which to perform the drainTo method

buffer - the collection into which the elements are drained

Returns:

the number of elements that are drained