Package org.ametys.plugins.tagcloud.cache

Class InvalidTagCloudCacheOnContentModification

java.lang.Object

org.ametys.runtime.plugin.component.AbstractLogEnabled

org.ametys.web.cache.AbstractCacheObserver

org.ametys.plugins.tagcloud.cache.InvalidTagCloudCacheOnContentModification

All Implemented Interfaces:

Observer, LogEnabled, Serviceable

public class InvalidTagCloudCacheOnContentModification
extends AbstractCacheObserver
implements Serviceable

Observer for observing content tagging, deletion or validation in order to invalidate cache for tag cloud.

Field Summary

Fields

Modifier and Type	Field	Description
private TagCloudCacheManager	_cacheManager

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

MAX_PRIORITY, MIN_PRIORITY

Constructor Summary

Constructors

Constructor	Description
InvalidTagCloudCacheOnContentModification()

Method Summary

Modifier and Type	Method	Description
void	observe(Event event, Map<String,Object> transientVars)	Observes an event.
void	service(ServiceManager smanager)
boolean	supports(Event event)	Checks if the event is supported.

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

Field Detail

_cacheManager

private TagCloudCacheManager _cacheManager

Constructor Detail

InvalidTagCloudCacheOnContentModification

public InvalidTagCloudCacheOnContentModification()

Method Detail

service

public void service(ServiceManager smanager)
             throws ServiceException

Specified by:

service in interface Serviceable

Throws:

ServiceException

supports

public boolean supports(Event event)

Description copied from interface: Observer

Checks if the event is supported. If true, the observe(Event) method will be called.

Specified by:

supports in interface Observer

Parameters:

event - the event.

Returns:

true for observing this event, false otherwise.

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.