org.apache.jackrabbit.webdav.jcr.observation
Class SubscriptionManagerImpl

java.lang.Object
  org.apache.jackrabbit.webdav.jcr.observation.SubscriptionManagerImpl

All Implemented Interfaces:

org.apache.jackrabbit.webdav.observation.SubscriptionManager

public class SubscriptionManagerImpl

extends Object

implements org.apache.jackrabbit.webdav.observation.SubscriptionManager

SubscriptionManager collects all subscriptions requested, handles the subscription timeout and provides METHODS to discover subscriptions present on a given resource as well as events for an specific subscription.

Constructor Summary

SubscriptionManagerImpl()

Method Summary

org.apache.jackrabbit.webdav.observation.SubscriptionDiscovery	getSubscriptionDiscovery(org.apache.jackrabbit.webdav.observation.ObservationResource resource) Retrieve the SubscriptionDiscovery object for the given resource.
org.apache.jackrabbit.webdav.observation.EventDiscovery	poll(String subscriptionId, org.apache.jackrabbit.webdav.observation.ObservationResource resource) Retrieve all event bundles accumulated since for the subscription specified by the given id.
org.apache.jackrabbit.webdav.observation.Subscription	subscribe(org.apache.jackrabbit.webdav.observation.SubscriptionInfo info, String subscriptionId, org.apache.jackrabbit.webdav.observation.ObservationResource resource) Create a new Subscription or update an existing Subscription and add it as eventlistener to the ObservationManager.
void	unsubscribe(String subscriptionId, org.apache.jackrabbit.webdav.observation.ObservationResource resource) Unsubscribe the Subscription with the given id and remove it from the ObservationManager as well as from the internal map.

Methods inherited from class java.lang.Object

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

Constructor Detail

SubscriptionManagerImpl

public SubscriptionManagerImpl()

Method Detail

getSubscriptionDiscovery

public org.apache.jackrabbit.webdav.observation.SubscriptionDiscovery getSubscriptionDiscovery(org.apache.jackrabbit.webdav.observation.ObservationResource resource)

Retrieve the SubscriptionDiscovery object for the given resource. Note, that the discovery object will be empty if there are no subscriptions present.

Specified by:

getSubscriptionDiscovery in interface org.apache.jackrabbit.webdav.observation.SubscriptionManager

Parameters:

resource -

subscribe

public org.apache.jackrabbit.webdav.observation.Subscription subscribe(org.apache.jackrabbit.webdav.observation.SubscriptionInfo info,
                                                                       String subscriptionId,
                                                                       org.apache.jackrabbit.webdav.observation.ObservationResource resource)
                                                                throws org.apache.jackrabbit.webdav.DavException

Create a new Subscription or update an existing Subscription and add it as eventlistener to the ObservationManager.

Specified by:

subscribe in interface org.apache.jackrabbit.webdav.observation.SubscriptionManager

Parameters:

info -

subscriptionId -

resource -

Returns:

Subscription that has been added to the ObservationManager

Throws:

org.apache.jackrabbit.webdav.DavException - if the subscription fails

unsubscribe

public void unsubscribe(String subscriptionId,
                        org.apache.jackrabbit.webdav.observation.ObservationResource resource)
                 throws org.apache.jackrabbit.webdav.DavException

Unsubscribe the Subscription with the given id and remove it from the ObservationManager as well as from the internal map.

Specified by:

unsubscribe in interface org.apache.jackrabbit.webdav.observation.SubscriptionManager

Parameters:

subscriptionId -

resource -

Throws:

org.apache.jackrabbit.webdav.DavException

poll

public org.apache.jackrabbit.webdav.observation.EventDiscovery poll(String subscriptionId,
                                                                    org.apache.jackrabbit.webdav.observation.ObservationResource resource)
                                                             throws org.apache.jackrabbit.webdav.DavException

Retrieve all event bundles accumulated since for the subscription specified by the given id.

Specified by:

poll in interface org.apache.jackrabbit.webdav.observation.SubscriptionManager

Parameters:

subscriptionId -

resource -

Returns:

object encapsulating the events.

Throws:

org.apache.jackrabbit.webdav.DavException