org.ametys.web.cache.zoneitem

Class InvalidateZoneItemCacheOnServiceModificationObserver

java.lang.Object

org.apache.avalon.framework.logger.AbstractLogEnabled

org.ametys.web.cache.zoneitem.AbstractZoneItemCacheObserver

org.ametys.web.cache.zoneitem.InvalidateZoneItemCacheOnServiceModificationObserver

All Implemented Interfaces:

Observer, LogEnabled, Serviceable

public class InvalidateZoneItemCacheOnServiceModificationObserver
extends AbstractZoneItemCacheObserver

Removes a single service from the cache when its parameters have changed.

Field Summary

Fields inherited from class org.ametys.web.cache.zoneitem.AbstractZoneItemCacheObserver

_zoneItemCache

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

MAX_PRIORITY, MIN_PRIORITY

Constructor Summary

Constructors

Constructor and Description
InvalidateZoneItemCacheOnServiceModificationObserver()

Method Summary

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

Methods inherited from class org.ametys.web.cache.zoneitem.AbstractZoneItemCacheObserver

getPriority, service

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Constructor Detail

InvalidateZoneItemCacheOnServiceModificationObserver

public InvalidateZoneItemCacheOnServiceModificationObserver()

Method Detail

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.

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.

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.