Package org.openbravo.client.kernel.event

Class EntityPersistenceEventObserver

java.lang.Object

org.openbravo.client.kernel.event.EntityPersistenceEventObserver

Direct Known Subclasses:

AccountChangeObserver, ColorEventHandler, EmailServerConfigurationEventHandler, ExternalBusinessPartnerAddressMappingEventHandler, ExternalBusinessPartnerConfigColspan, ExternalBusinessPartnerConfigFilterEventHandler, ExternalBusinessPartnerConfigPropertyEventHandler, ExternalBusinessPartnerConfigurationEventHandler, FileUploadColumnEventHandler, OrderLineTestObserver, PriceAdjustmentHandler, ProductPriceRuleVersionEventHandler, UserCtxCacheObserver

@ApplicationScoped
public abstract class EntityPersistenceEventObserver
extends Object

A base listener which can be extended to perform specific actions when persisting entities.

Author:

mtaal

Constructor Summary

Constructors

Constructor	Description
EntityPersistenceEventObserver()

Method Summary

Modifier and Type	Method	Description
protected abstract Entity[]	getObservedEntities()	Must be implemented by subclass to signal which Entity types are observed.
protected boolean	isValidEvent(EntityPersistenceEvent event)	Convenience method which can be used by subclass to check if a certain event is indeed targeted for this observer.

Methods inherited from class java.lang.Object

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

Constructor Detail

EntityPersistenceEventObserver

public EntityPersistenceEventObserver()

Method Detail

getObservedEntities

protected abstract Entity[] getObservedEntities()

Must be implemented by subclass to signal which Entity types are observed.

Returns:

the array of entity instances to observe.

See Also:

isValidEvent(EntityPersistenceEvent)

isValidEvent

protected boolean isValidEvent(EntityPersistenceEvent event)

Convenience method which can be used by subclass to check if a certain event is indeed targeted for this observer.

Parameters:

event - the persistence event which is being handled by this observer.

Returns:

true if the event applies to one of the observed entities.

See Also:

getObservedEntities()