Package org.apache.flink.runtime.iterative.concurrent

Class Broker<V>

java.lang.Object

org.apache.flink.runtime.iterative.concurrent.Broker<V>

Direct Known Subclasses:

BlockingBackChannelBroker, BlockingQueueBroker, IterationAggregatorBroker, SolutionSetBroker, SolutionSetUpdateBarrierBroker, SuperstepKickoffLatchBroker

public class Broker<V>
extends Object

A concurrent data structure that allows the hand-over of an object between a pair of threads.

Constructor Summary

Constructors

Constructor	Description
Broker()

Method Summary

Modifier and Type	Method	Description
V	get(String key)	Blocking retrieval and removal of the object to share.
V	getAndRemove(String key)	Blocking retrieval and removal of the object to share.
void	handIn(String key, V obj)	Hand in the object to share.
void	remove(String key)	Blocking retrieval and removal of the object to share.

Methods inherited from class java.lang.Object

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

Constructor Details

Broker

public Broker()

Method Details

handIn

public void handIn(String key,
 V obj)

Hand in the object to share.

getAndRemove

public V getAndRemove(String key)

Blocking retrieval and removal of the object to share.

remove

public void remove(String key)

Blocking retrieval and removal of the object to share.

get

public V get(String key)

Blocking retrieval and removal of the object to share.