org.onosproject.event

Class AbstractListenerRegistry<E extends Event,L extends EventListener<E>>

java.lang.Object

org.onosproject.event.AbstractListenerRegistry<E,L>

All Implemented Interfaces:

EventSink<E>

public class AbstractListenerRegistry<E extends Event,L extends EventListener<E>>
extends Object
implements EventSink<E>

Base implementation of an event sink and a registry capable of tracking listeners and dispatching events to them as part of event sink processing.

Constructor Summary

Constructors

Constructor and Description
AbstractListenerRegistry()

Method Summary

Modifier and Type	Method and Description
void	activate() Prepares the registry for normal operation.
void	addListener(L listener) Adds the specified listener.
void	deactivate() Prepares the registry for shutdown.
void	process(E event) Processes the specified event.
void	removeListener(L listener) Removes the specified listener.
protected void	reportProblem(E event, Throwable error) Reports a problem encountered while processing an event.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractListenerRegistry

public AbstractListenerRegistry()

Method Detail

addListener

public void addListener(L listener)

Adds the specified listener.

Parameters:

listener - listener to be added

removeListener

public void removeListener(L listener)

Removes the specified listener.

Parameters:

listener - listener to be removed

process

public void process(E event)

Description copied from interface: EventSink

Processes the specified event.

Specified by:

process in interface EventSink<E extends Event>

Parameters:

event - event to be processed

reportProblem

protected void reportProblem(E event,
                             Throwable error)

Reports a problem encountered while processing an event.

Parameters:

event - event being processed

error - error encountered while processing

activate

public void activate()

Prepares the registry for normal operation.

deactivate

public void deactivate()

Prepares the registry for shutdown.