oracle.toplink.dataservices.livedata.cache

Class CacheSubscription

java.lang.Object

oracle.toplink.dataservices.livedata.Subscription

oracle.toplink.dataservices.livedata.QuerySubscription

oracle.toplink.dataservices.livedata.cache.CacheSubscription

public class CacheSubscription
extends QuerySubscription

A CacheSubscription uses TopLink's Cache Events to notify a listener about objects that enter and leave the persistence context related to a particular query We will make the following notifier calls: newObject(object) - for any insert we are informed of updatedObject(object) - for an update that either adds an object to the result set or does not affect the object's presence in the result set. removedObject(primaryKey) - for a delete or for an update that removes an object from the result set This Subscription type is only capable of dealing with subscriptions for queries that EclipseLink is capable of doing in-memory-queries for

Author:

tware

Constructor Summary

Constructors

Constructor and Description
CacheSubscription(DataServicePersistenceContext context, ObjectLevelReadQuery query, java.util.Map<java.lang.String,java.lang.String> parameters)

Method Summary

Modifier and Type	Method and Description
void	unsubscribe()

Methods inherited from class oracle.toplink.dataservices.livedata.QuerySubscription

getParameters, getSubscriptionId

Methods inherited from class oracle.toplink.dataservices.livedata.Subscription

addClientNotifier, getClientNotifiers, getContext, newObject, notifierClosed, removeClientNotifier, removedObject, updatedObject

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheSubscription

public CacheSubscription(DataServicePersistenceContext context,
                         ObjectLevelReadQuery query,
                         java.util.Map<java.lang.String,java.lang.String> parameters)

Method Detail

unsubscribe

public void unsubscribe()

Specified by:

unsubscribe in class Subscription