org.hawkular.agent.monitor.api

Interface InventoryListener

All Known Subinterfaces:

InventoryStorage, StorageAdapter

All Known Implementing Classes:

AsyncInventoryStorage, HawkularStorageAdapter, InventoryStorageProxy, SchedulerService

public interface InventoryListener

A listener for changes in the inventory of resources maintained by the present agent.

Author:

Peter Palaga

Method Summary

Modifier and Type	Method and Description
<L> void	discoveryCompleted(DiscoveryEvent<L> event) Notifies this listener that a discovery scan has completed.
<L> void	resourcesAdded(InventoryEvent<L> event) Notifies this listener that the resources in InventoryEvent.getPayload() were added to the monitored endpoint.
<L> void	resourcesRemoved(InventoryEvent<L> event) Notifies this listener that the resources in InventoryEvent.getPayload() were removed from the monitored endpoint.

Method Detail

resourcesAdded

<L> void resourcesAdded(InventoryEvent<L> event)

Notifies this listener that the resources in InventoryEvent.getPayload() were added to the monitored endpoint. Note that these resources need to be flushed to persistent storage by calling discoveryCompleted(DiscoveryEvent) after all resources have been added (or removed).

Parameters:

event - the InventoryEvent

resourcesRemoved

<L> void resourcesRemoved(InventoryEvent<L> event)

Notifies this listener that the resources in InventoryEvent.getPayload() were removed from the monitored endpoint. Note that these resources need to be flushed to persistent storage by calling discoveryCompleted(DiscoveryEvent) after all resources have been added (or removed).

Parameters:

event - the InventoryEvent

discoveryCompleted

<L> void discoveryCompleted(DiscoveryEvent<L> event)

Notifies this listener that a discovery scan has completed. The resource tree in DiscoveryEvent.getResourceManager() were updated as part of the completed discovery scan. Make sure you call this after you add and remove resources.

Parameters:

event - the DiscoveryEvent