com.facebook.litho

Class ErrorEventHandler

java.lang.Object

com.facebook.litho.EventHandler<ErrorEvent>

com.facebook.litho.ErrorEventHandler

All Implemented Interfaces:

EventDispatcher, HasEventDispatcher, Function<Void>

Direct Known Subclasses:

DefaultErrorEventHandler

public abstract class ErrorEventHandler
extends EventHandler<ErrorEvent>
implements HasEventDispatcher, EventDispatcher

This class is an error event handler that clients can optionally set on a ComponentTree to gracefully handle uncaught/unhandled exceptions thrown from the framework while resolving a layout.

Field Summary

Fields inherited from class com.facebook.litho.EventHandler

id, mHasEventDispatcher, params

Method Summary

Modifier and Type	Method and Description
void	dispatchEvent(ErrorEvent event)
Object	dispatchOnEvent(EventHandler eventHandler, Object eventState)
EventDispatcher	getEventDispatcher()
abstract void	onError(Exception e) Action performed when exception occurred.

Methods inherited from class com.facebook.litho.EventHandler

call, isEquivalentTo

Methods inherited from class java.lang.Object

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

Method Detail

dispatchOnEvent

public Object dispatchOnEvent(EventHandler eventHandler,
                              Object eventState)

Specified by:

dispatchOnEvent in interface EventDispatcher

dispatchEvent

public void dispatchEvent(ErrorEvent event)

Overrides:

dispatchEvent in class EventHandler<ErrorEvent>

getEventDispatcher

public EventDispatcher getEventDispatcher()

Specified by:

getEventDispatcher in interface HasEventDispatcher

onError

public abstract void onError(Exception e)

Action performed when exception occurred.