io.kubernetes.client.extended.workqueue

Class DefaultWorkQueue<T>

java.lang.Object

io.kubernetes.client.extended.workqueue.DefaultWorkQueue<T>

All Implemented Interfaces:

WorkQueue<T>

Direct Known Subclasses:

DefaultDelayingQueue

public class DefaultWorkQueue<T>
extends Object
implements WorkQueue<T>

The default WorkQueue implementation that uses a doubly-linked list to store work items. This class ensures the added work items are, not in dirty set or currently processing set, before append them to the list.

Usage example, based on a typical producer-consumer scenario.

Constructor Summary

Constructors

Constructor and Description
DefaultWorkQueue()

Method Summary

Modifier and Type	Method and Description
void	add(T item) add marks item as needing processing.
void	done(T item) Done marks item as done processing, and if it has been marked as dirty again,
T	get() Get blocks until it can return an item to be processed.
boolean	isShuttingDown() returns whether the queue shutdown.
int	length() length returns the current queue length, for informational purposes only.
void	shutDown() ShutDown will cause q to ignore all new items added to it.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultWorkQueue

public DefaultWorkQueue()

Method Detail

add

public void add(T item)

Description copied from interface: WorkQueue

add marks item as needing processing.

Specified by:

add in interface WorkQueue<T>

Parameters:

item - item to add

length

public int length()

Description copied from interface: WorkQueue

length returns the current queue length, for informational purposes only.

Specified by:

length in interface WorkQueue<T>

Returns:

current queue length

get

public T get()
      throws InterruptedException

Description copied from interface: WorkQueue

Get blocks until it can return an item to be processed. If shutdown = true, the caller should end their process.

Specified by:

get in interface WorkQueue<T>

Returns:

the object

Throws:

InterruptedException

done

public void done(T item)

Description copied from interface: WorkQueue

Done marks item as done processing, and if it has been marked as dirty again,

Specified by:

done in interface WorkQueue<T>

Parameters:

item - specific item

shutDown

public void shutDown()

Description copied from interface: WorkQueue

ShutDown will cause q to ignore all new items added to it.

Specified by:

shutDown in interface WorkQueue<T>

isShuttingDown

public boolean isShuttingDown()

Description copied from interface: WorkQueue

returns whether the queue shutdown.

Specified by:

isShuttingDown in interface WorkQueue<T>

Returns:

returns true if the