| Package | Description | 
|---|---|
| org.apache.solr.client.solrj.impl | 
 Concrete implementations of client API classes. 
 | 
| org.apache.solr.common.cloud | 
 Common Solr Cloud and ZooKeeper related classes reused on both clients & server. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
void | 
BaseCloudSolrClient.registerCollectionStateWatcher(String collection,
                              CollectionStateWatcher watcher)
Register a CollectionStateWatcher to be called when the cluster state for a collection changes
 or the set of live nodes changes. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
void | 
ZkStateReader.registerCollectionStateWatcher(String collection,
                              CollectionStateWatcher stateWatcher)
Register a CollectionStateWatcher to be called when the state of a collection changes
 or the set of live nodes changes. 
 | 
void | 
ZkStateReader.removeCollectionStateWatcher(String collection,
                            CollectionStateWatcher watcher)
Remove a watcher from a collection's watch list. 
 | 
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