org.ametys.web.cache

Class AbstractSiteCacheObserver

java.lang.Object

org.ametys.runtime.plugin.component.AbstractLogEnabled

org.ametys.web.cache.AbstractCacheObserver

org.ametys.web.cache.AbstractSiteCacheObserver

All Implemented Interfaces:

Observer, LogEnabled, Serviceable

Direct Known Subclasses:

InvalidateCacheOnContentCommentedObserver, InvalidateCacheOnContentDeletionObserver, InvalidateCacheOnContentUnpublishObserver, InvalidateCacheOnContentValidationOrTaggingObserver, InvalidateCacheOnPageDeletionObserver, InvalidateCacheOnPageMinorChangeObserver, InvalidateCacheOnPageModificationObserver, InvalidateCacheOnPageMoveObserver, InvalidateCacheOnRobotsChangeObserver, InvalidateCacheOnUserPageModificationObserver, InvalidateCacheOnZoneItemAdditionObserver, InvalidateCacheOnZoneItemDeletionObserver

public abstract class AbstractSiteCacheObserver
extends AbstractCacheObserver
implements Serviceable

Abstract Observer for invalidate site data.

Field Summary

Fields

Modifier and Type	Field and Description
protected CacheInvalidationPolicy	_cachePolicy Cache invalidation policy
protected Repository	_repository JCR repository.

Fields inherited from interface org.ametys.core.observation.Observer

MAX_PRIORITY, MIN_PRIORITY

Constructor Summary

Constructors

Constructor and Description
AbstractSiteCacheObserver()

Method Summary

Modifier and Type	Method and Description
protected abstract Site	_getSite(Event event) Retrieves the site needed for accessing the front-office.
protected abstract void	_internalObserve(Event event, Site site, Session liveSession) Observes the event with access to the target site and live workspace.
void	observe(Event event, Map<String,Object> transientVars) Observes an event.
void	service(ServiceManager manager)

Methods inherited from class org.ametys.web.cache.AbstractCacheObserver

getPriority

Methods inherited from class org.ametys.runtime.plugin.component.AbstractLogEnabled

getLogger, setLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ametys.core.observation.Observer

supports

Field Detail

_repository

protected Repository _repository

JCR repository.

_cachePolicy

protected CacheInvalidationPolicy _cachePolicy

Cache invalidation policy

Constructor Detail

AbstractSiteCacheObserver

public AbstractSiteCacheObserver()

Method Detail

service

public void service(ServiceManager manager)
             throws ServiceException

Specified by:

service in interface Serviceable

Throws:

ServiceException

observe

public void observe(Event event,
                    Map<String,Object> transientVars)
             throws Exception

Description copied from interface: Observer

Observes an event.

Specified by:

observe in interface Observer

Parameters:

event - the event.

transientVars - transientVars passed from one Observer to another when processing a single Event. This may allow optimizations between observers.

Throws:

Exception - if an error occurs. All exceptions will be logged but not propagated, as the observation mechanism should never fail.

_getSite

protected abstract Site _getSite(Event event)

Retrieves the site needed for accessing the front-office.

Parameters:

event - the event.

Returns:

the site or null if not found.

_internalObserve

protected abstract void _internalObserve(Event event,
                                         Site site,
                                         Session liveSession)
                                  throws Exception

Observes the event with access to the target site and live workspace.

Parameters:

event - the event.

site - the site.

liveSession - the session to the workspace live.

Throws:

Exception - if an error occurs.