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com.bea.wlevs.ede.api
Interface RelationSink

All Known Subinterfaces:

BatchRelationSink, EventChannel

public interface RelationSink

extends StreamSink

Interface to be implemented by beans that want to receive events modeling a OCEP relation. A OCEP relation supports events that insert, delete, and update its content. A OCEP relation is always known at an instant time. Events received from a OCEP relation have non-decreasing time-stamps.

Method Summary

void	onDeleteEvent(java.lang.Object event) Call-back method for receiving events of type delete.
void	onUpdateEvent(java.lang.Object event) Call-back method for receiving events of type update.

Methods inherited from interface com.bea.wlevs.ede.api.StreamSink

onInsertEvent

Method Detail

onUpdateEvent

public void onUpdateEvent(java.lang.Object event)
                   throws EventRejectedException

Call-back method for receiving events of type update. Events of type update are used to model relations.

Parameters:

event - Object

Throws:

EventRejectedException - - user may raise this exception to notify framework that event is rejected.

onDeleteEvent

public void onDeleteEvent(java.lang.Object event)
                   throws EventRejectedException

Call-back method for receiving events of type delete. Events of type delete are used to model relations.

Parameters:

event - Object

Throws:

EventRejectedException - - user may raise this exception to notify framework that event is rejected.