OperatorEventDispatcherImpl (Flink : Runtime 2.1.0 API)

java.lang.Object
- org.apache.flink.streaming.runtime.tasks.OperatorEventDispatcherImpl

All Implemented Interfaces:

OperatorEventDispatcher
```
@Internal
public final class OperatorEventDispatcherImpl
extends Object
implements OperatorEventDispatcher
```
An implementation of the OperatorEventDispatcher.
This class is intended for single threaded use from the stream task mailbox.

Constructor Summary

Constructors
Constructor Description

OperatorEventDispatcherImpl(ClassLoader classLoader, TaskOperatorEventGateway toCoordinator)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`OperatorEventGateway`	`getOperatorEventGateway(OperatorID operatorId)`	Gets the gateway through which events can be passed to the OperatorCoordinator for the operator identified by the given OperatorID.
`void`	`registerEventHandler(OperatorID operator, OperatorEventHandler handler)`	Register a listener that is notified every time an OperatorEvent is sent from the OperatorCoordinator (of the operator with the given OperatorID) to this subtask.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - OperatorEventDispatcherImpl
```
public OperatorEventDispatcherImpl(ClassLoader classLoader,
                                   TaskOperatorEventGateway toCoordinator)
```
- Method Detail
  - registerEventHandler
```
public void registerEventHandler(OperatorID operator,
                                 OperatorEventHandler handler)
```
    Description copied from interface: OperatorEventDispatcher
    
    Register a listener that is notified every time an OperatorEvent is sent from the OperatorCoordinator (of the operator with the given OperatorID) to this subtask.
    
    Specified by:
    
    registerEventHandler in interface OperatorEventDispatcher
  - getOperatorEventGateway
```
public OperatorEventGateway getOperatorEventGateway(OperatorID operatorId)
```
    Description copied from interface: OperatorEventDispatcher
    
    Gets the gateway through which events can be passed to the OperatorCoordinator for the operator identified by the given OperatorID.
    
    Specified by:
    
    getOperatorEventGateway in interface OperatorEventDispatcher