org.fcrepo.kernel.modeshape.observer

Class SimpleObserver

java.lang.Object

org.fcrepo.kernel.modeshape.observer.SimpleObserver

All Implemented Interfaces:

javax.jcr.observation.EventListener

public class SimpleObserver
extends Object
implements javax.jcr.observation.EventListener

Simple JCR EventListener that filters JCR Events through a Fedora EventFilter, maps the results through a mapper, and puts the resulting stream onto the internal Fedora EventBus as a stream of FedoraEvents.

Since:

Feb 7, 2013

Author:

eddies, ajs6f

Constructor Summary

Constructors

Constructor and Description
SimpleObserver()

Method Summary

Modifier and Type	Method and Description
void	buildListener() Register this observer with the JCR event listeners
void	onEvent(javax.jcr.observation.EventIterator events) Filter JCR events and transform them into our own FedoraEvents.
void	stopListening() logout of the session

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleObserver

public SimpleObserver()

Method Detail

buildListener

@PostConstruct
public void buildListener()
                                  throws javax.jcr.RepositoryException

Register this observer with the JCR event listeners

Throws:

javax.jcr.RepositoryException - if repository exception occurred

stopListening

@PreDestroy
public void stopListening()
                               throws javax.jcr.RepositoryException

logout of the session

Throws:

javax.jcr.RepositoryException - if repository exception occurred

onEvent

public void onEvent(javax.jcr.observation.EventIterator events)

Filter JCR events and transform them into our own FedoraEvents.

Specified by:

onEvent in interface javax.jcr.observation.EventListener

Parameters:

events - the JCR events