Package org.ametys.plugins.odfweb.observation

Class InvalidateCacheOnOrgunitChangedObserver

java.lang.Object

org.ametys.runtime.plugin.component.AbstractLogEnabled

org.ametys.plugins.odfweb.observation.InvalidateCacheOnOrgunitChangedObserver

All Implemented Interfaces:

Observer, LogEnabled, Prioritizable, Supporter<Event>, Serviceable

public class InvalidateCacheOnOrgunitChangedObserver
extends AbstractLogEnabled
implements Observer, Serviceable

Observer for observing OrgUnit validation, unpublishing, deletion or moving (with event ObservationConstants.EVENT_CONTENT_MODIFIED, which will lead to sometimes invalidating cache whereas it is not necessary) in order to invalidate cache on front-office.

Field Summary

Fields

Modifier and Type	Field	Description
protected CacheInvalidationPolicy	_cachePolicy	Cache invalidation policy
protected OdfPageHandler	_odfPageHandler	The ODF page handler.
protected SiteManager	_siteManager	The site manager.

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

MAX_PRIORITY, MIN_PRIORITY

Constructor Summary

Constructors

Constructor	Description
InvalidateCacheOnOrgunitChangedObserver()

Method Summary

Modifier and Type	Method	Description
int	getPriority()	Get the priority for the component.
void	observe(Event event, Map<String,Object> transientVars)	Observes an event.
void	service(ServiceManager serviceManager)
boolean	supports(Event event)	Check if an element is supported

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

getTraits

Field Details

_siteManager

protected SiteManager _siteManager

The site manager.

_odfPageHandler

protected OdfPageHandler _odfPageHandler

The ODF page handler.

_cachePolicy

protected CacheInvalidationPolicy _cachePolicy

Cache invalidation policy

Constructor Details

InvalidateCacheOnOrgunitChangedObserver

public InvalidateCacheOnOrgunitChangedObserver()

Method Details

service

public void service(ServiceManager serviceManager)
             throws ServiceException

Specified by:

service in interface Serviceable

Throws:

ServiceException

supports

public boolean supports(Event event)

Description copied from interface: Supporter

Check if an element is supported

Specified by:

supports in interface Supporter<Event>

Parameters:

event - The element

Returns:

true if the element is supported, false otherwise

getPriority

public int getPriority()

Description copied from interface: Prioritizable

Get the priority for the component. On components using Prioritizable interface, each implementation define the order. In most cases, less is the number, more prior is the component.

Specified by:

getPriority in interface Prioritizable

Returns:

the priority

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.