ZkClientClusterStateProvider (Lindorm Search Client 8.10.2 API)

java.lang.Object
- org.apache.solr.client.solrj.impl.ZkClientClusterStateProvider

所有已实现的接口:: Closeable, AutoCloseable, ClusterStateProvider, SolrCloseable

public class ZkClientClusterStateProvider
extends Object
implements ClusterStateProvider

构造器概要

构造器
构造器和说明
`ZkClientClusterStateProvider(Collection<String> zkHosts, String chroot)`
`ZkClientClusterStateProvider(String zkHost)`
`ZkClientClusterStateProvider(ZkStateReader zkStateReader)`

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`void`	`close()`
`void`	`connect()`
`void`	`downloadConfig(String configName, Path downloadPath)` Download a named config from Zookeeper to a location on the filesystem
`Map<String,String>`	`getAliasProperties(String alias)` Return alias properties, or an empty map if the alias has no properties.
`Map<String,Object>`	`getClusterProperties()` Obtain cluster properties.
`Object`	`getClusterProperty(String propertyName)` Obtain a cluster property, or null if it doesn't exist.
`<T> T`	`getClusterProperty(String propertyName, T def)` Obtain a cluster property, or the default value if it doesn't exist.
`ClusterState`	`getClusterState()` Obtain the current cluster state.
`Set<String>`	`getLiveNodes()` Obtain set of live_nodes for the cluster.
`String`	`getPolicyNameByCollection(String coll)` Get the collection-specific policy
`ClusterState.CollectionRef`	`getState(String collection)` Obtain the state of the collection (cluster status).
`ZkStateReader`	`getZkStateReader()`
`boolean`	`isClosed()`
`List<String>`	`resolveAlias(String alias)` Given a collection alias, returns a list of collections it points to, or returns a singleton list of the input if it's not an alias.
`String`	`resolveSimpleAlias(String alias)` Given a collection alias, return a single collection it points to, or the original name if it's not an alias.
`String`	`toString()`
`void`	`uploadConfig(Path configPath, String configName)` Upload a set of config files to Zookeeper and give it a name NOTE: You should only allow trusted users to upload configs.

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

从接口继承的方法 org.apache.solr.client.solrj.impl.ClusterStateProvider
getCollection, isRoutedAlias

- 构造器详细资料
  - ZkClientClusterStateProvider
```
public ZkClientClusterStateProvider(ZkStateReader zkStateReader)
```
  - ZkClientClusterStateProvider
```
public ZkClientClusterStateProvider(Collection<String> zkHosts,
                                    String chroot)
```
  - ZkClientClusterStateProvider
```
public ZkClientClusterStateProvider(String zkHost)
```
- 方法详细资料
  - getState
```
public ClusterState.CollectionRef getState(String collection)
```
    从接口复制的说明: ClusterStateProvider
    
    Obtain the state of the collection (cluster status).
    
    指定者:
    
    getState 在接口中 ClusterStateProvider
    
    返回:
    
    the collection state, or null is collection doesn't exist
  - getLiveNodes
```
public Set<String> getLiveNodes()
```
    从接口复制的说明: ClusterStateProvider
    
    Obtain set of live_nodes for the cluster.
    
    指定者:
    
    getLiveNodes 在接口中 ClusterStateProvider
  - resolveAlias
```
public List<String> resolveAlias(String alias)
```
    从接口复制的说明: ClusterStateProvider
    
    Given a collection alias, returns a list of collections it points to, or returns a singleton list of the input if it's not an alias.
    
    指定者:
    
    resolveAlias 在接口中 ClusterStateProvider
  - getAliasProperties
```
public Map<String,String> getAliasProperties(String alias)
```
    从接口复制的说明: ClusterStateProvider
    
    Return alias properties, or an empty map if the alias has no properties.
    
    指定者:
    
    getAliasProperties 在接口中 ClusterStateProvider
  - resolveSimpleAlias
```
public String resolveSimpleAlias(String alias)
                          throws IllegalArgumentException
```
    从接口复制的说明: ClusterStateProvider
    
    Given a collection alias, return a single collection it points to, or the original name if it's not an alias.
    
    指定者:
    
    resolveSimpleAlias 在接口中 ClusterStateProvider
    
    抛出:
    
    IllegalArgumentException - if an alias points to more than 1 collection, either directly or indirectly.
  - getClusterProperty
```
public Object getClusterProperty(String propertyName)
```
    从接口复制的说明: ClusterStateProvider
    
    Obtain a cluster property, or null if it doesn't exist.
    
    指定者:
    
    getClusterProperty 在接口中 ClusterStateProvider
  - getClusterProperty
```
public <T> T getClusterProperty(String propertyName,
                                T def)
```
    从接口复制的说明: ClusterStateProvider
    
    Obtain a cluster property, or the default value if it doesn't exist.
    
    指定者:
    
    getClusterProperty 在接口中 ClusterStateProvider
  - getClusterState
```
public ClusterState getClusterState()
                             throws IOException
```
    从接口复制的说明: ClusterStateProvider
    
    Obtain the current cluster state.
    
    指定者:
    
    getClusterState 在接口中 ClusterStateProvider
    
    抛出:
    
    IOException
  - getClusterProperties
```
public Map<String,Object> getClusterProperties()
```
    从接口复制的说明: ClusterStateProvider
    
    Obtain cluster properties.
    
    指定者:
    
    getClusterProperties 在接口中 ClusterStateProvider
    
    返回:
    
    configured cluster properties, or an empty map, never null.
  - getPolicyNameByCollection
```
public String getPolicyNameByCollection(String coll)
```
    从接口复制的说明: ClusterStateProvider
    
    Get the collection-specific policy
    
    指定者:
    
    getPolicyNameByCollection 在接口中 ClusterStateProvider
  - downloadConfig
```
public void downloadConfig(String configName,
                           Path downloadPath)
                    throws IOException
```
    Download a named config from Zookeeper to a location on the filesystem
    
    参数:
    
    configName - the name of the config
    
    downloadPath - the path to write config files to
    
    抛出:
    
    IOException - if an I/O exception occurs
  - uploadConfig
```
public void uploadConfig(Path configPath,
                         String configName)
                  throws IOException
```
    Upload a set of config files to Zookeeper and give it a name NOTE: You should only allow trusted users to upload configs. If you are allowing client access to zookeeper, you should protect the /configs node against unauthorised write access.
    
    参数:
    
    configPath - Path to the config files
    
    configName - the name of the config
    
    抛出:
    
    IOException - if an IO error occurs
  - connect
```
public void connect()
```
    指定者:
    
    connect 在接口中 ClusterStateProvider
  - getZkStateReader
```
public ZkStateReader getZkStateReader()
```
  - close
```
public void close()
           throws IOException
```
    指定者:
    
    close 在接口中 Closeable
    
    指定者:
    
    close 在接口中 AutoCloseable
    
    抛出:
    
    IOException
  - toString
```
public String toString()
```
    覆盖:
    
    toString 在类中 Object
  - isClosed
```
public boolean isClosed()
```
    指定者:
    
    isClosed 在接口中 SolrCloseable

类 ZkClientClusterStateProvider

构造器概要

方法概要

从类继承的方法 java.lang.Object

从接口继承的方法 org.apache.solr.client.solrj.impl.ClusterStateProvider

构造器详细资料

ZkClientClusterStateProvider

ZkClientClusterStateProvider

ZkClientClusterStateProvider

方法详细资料

getState

getLiveNodes

resolveAlias

getAliasProperties

resolveSimpleAlias

getClusterProperty

getClusterProperty

getClusterState

getClusterProperties

getPolicyNameByCollection

downloadConfig

uploadConfig

connect

getZkStateReader

close

toString

isClosed