## Uses of Class
org.apache.solr.cloud.ZkController

- Packages that use ZkController
  Package | Description
  --- | ---
  org.apache.solr.cloud | Classes for dealing with ZooKeeper when operating in SolrCloud mode.
  org.apache.solr.core | Core classes implementing Solr internals and the management of `SolrCore`s
  org.apache.solr.handler | Concrete implementations of `SolrRequestHandler`
  org.apache.solr.schema | `IndexSchema` and `FieldType` implementations for powering schema.xml

- - ### Uses of ZkController in org.apache.solr.cloud

    Fields in org.apache.solr.cloud declared as ZkController
    Modifier and Type | Field and Description
    --- | ---
    `protected ZkController` | LeaderInitiatedRecoveryThread.`zkController`

    Methods in org.apache.solr.cloud that return ZkController
    Modifier and Type | Method and Description
    --- | ---
    `ZkController` | ZkSolrResourceLoader.`getZkController()`

    Methods in org.apache.solr.cloud with parameters of type ZkController
    Modifier and Type | Method and Description
    --- | ---
    `PeerSync.PeerSyncResult` | SyncStrategy.`sync(ZkController zkController, SolrCore core, ZkNodeProps leaderProps)`
    `PeerSync.PeerSyncResult` | SyncStrategy.`sync(ZkController zkController, SolrCore core, ZkNodeProps leaderProps, boolean peerSyncOnlyWithActive)`

    Constructors in org.apache.solr.cloud with parameters of type ZkController
    Constructor and Description
    `CloudConfigSetService(SolrResourceLoader loader, ZkController zkController)`
    `LeaderInitiatedRecoveryThread(ZkController zkController, CoreContainer cc, String collection, String shardId, ZkCoreNodeProps nodeProps, int maxTries, CoreDescriptor leaderCd)`
    `Overseer(ShardHandler shardHandler, UpdateShardHandler updateShardHandler, String adminPath, ZkStateReader reader, ZkController zkController, CloudConfig config)`
    `ZkSolrResourceLoader(Path instanceDir, String configSet, ClassLoader parent, Properties coreProperties, ZkController zooKeeperController)` This loader will first attempt to load resources from ZooKeeper, but if not found will delegate to the context classloader when possible, otherwise it will attempt to resolve resources using any jar files found in the "lib/" directory in the specified instance directory.
    `ZkSolrResourceLoader(Path instanceDir, String configSet, ZkController zooKeeperController)`

  - ### Uses of ZkController in org.apache.solr.core

    Fields in org.apache.solr.core declared as ZkController
    Modifier and Type | Field and Description
    --- | ---
    `protected ZkController` | ZkContainer.`zkController`

    Methods in org.apache.solr.core that return ZkController
    Modifier and Type | Method and Description
    --- | ---
    `ZkController` | ZkContainer.`getZkController()`
    `ZkController` | CoreContainer.`getZkController()`

    Methods in org.apache.solr.core with parameters of type ZkController
    Modifier and Type | Method and Description
    --- | ---
    `static ConfigSetService` | ConfigSetService.`createConfigSetService(NodeConfig nodeConfig, SolrResourceLoader loader, ZkController zkController)`

  - ### Uses of ZkController in org.apache.solr.handler

    Methods in org.apache.solr.handler with parameters of type ZkController
    Modifier and Type | Method and Description
    --- | ---
    `static List<String>` | SolrConfigHandler.`getActiveReplicaCoreUrls(ZkController zkController, String collection)`

  - ### Uses of ZkController in org.apache.solr.schema

    Methods in org.apache.solr.schema with parameters of type ZkController
    Modifier and Type | Method and Description
    --- | ---
    `protected static List<String>` | ManagedIndexSchema.`getActiveReplicaCoreUrls(ZkController zkController, String collection, String localCoreNodeName)`
    `static void` | ManagedIndexSchema.`waitForSchemaZkVersionAgreement(String collection, String localCoreNodeName, int schemaZkVersion, ZkController zkController, int maxWaitSecs)` Block up to a specified maximum time until we see agreement on the schema version in ZooKeeper across all replicas for a collection.

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