public interface CollectionStateWatcher
and called whenever there is a change in the collection state or in the list of liveNodes.
|Modifier and Type
|Method and Description
Called when either the collection we are registered against has a change of state or there is a change to the live nodes of our collection.
boolean onStateChanged(Set<String> liveNodes, DocCollection collectionState)
Note that, due to the way Zookeeper watchers are implemented, a single call may be the result of several state changes. Also, multiple calls to this method can be made with the same state, ie. without any new updates.
liveNodes - the set of live nodes
collectionState - the new collection state (may be null if the collection has been
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