Package org.apache.solr.cluster.events

package org.apache.solr.cluster.events

Interfaces defining support for cluster-level event generation and processing.

Related Packages

Package	Description
org.apache.solr.cluster	This package contains the interfaces giving access to cluster state, including nodes, collections and the structure of the collections (shards and replicas).
org.apache.solr.cluster.events.impl	Default implementation of ClusterEventProducer.
org.apache.solr.cluster.maintenance	Cluster Singleton plugins that are used to perform maintenance tasks within the cluster.
org.apache.solr.cluster.placement	This package contains interfaces visible by plugins (i.e.

Class	Description
ClusterEvent	Cluster-level event.
ClusterEvent.EventType
ClusterEventListener	Components that want to be notified of cluster-wide events should use this.
ClusterEventProducer	Component that produces ClusterEvent instances.
ClusterEventProducerBase	Base class for implementing ClusterEventProducer.
ClusterPropertiesChangedEvent	Event generated when ZkStateReader.CLUSTER_PROPS is modified.
CollectionsAddedEvent	Event generated when some collections have been added.
CollectionsRemovedEvent	Event generated when some collections have been removed.
NodesDownEvent	Event generated when some nodes went down.
NodesUpEvent	Event generated when some nodes went up.
NoOpProducer	No-op implementation of ClusterEventProducer.