Broker (Flink : Runtime 2.1.0 API)

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

All Methods Instance Methods Concrete Methods
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 Detail
  - Broker
```
public Broker()
```
- Method Detail
  - 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.