Package org.apache.solr.client.solrj.impl

Class ZkDistribStateManager

java.lang.Object

org.apache.solr.client.solrj.impl.ZkDistribStateManager

All Implemented Interfaces:

Closeable, AutoCloseable, DistribStateManager, org.apache.solr.common.SolrCloseable

public class ZkDistribStateManager
extends Object
implements DistribStateManager

Implementation of DistribStateManager that uses Zookeeper.

Constructor Summary

Constructors

Constructor	Description
ZkDistribStateManager(SolrZkClient zkClient)

Method Summary

Modifier and Type	Method	Description
void	close()
String	createData(String path, byte[] data, org.apache.zookeeper.CreateMode mode)	Create data (leaf) node at specified path.
VersionedData	getData(String path, org.apache.zookeeper.Watcher watcher)
Map<String,Object>	getJson(String path)
org.apache.solr.common.cloud.PerReplicaStates	getReplicaStates(String path)
SolrZkClient	getZkClient()
boolean	hasData(String path)
List<String>	listData(String path)
List<String>	listData(String path, org.apache.zookeeper.Watcher watcher)
void	makePath(String path)
void	makePath(String path, byte[] data, org.apache.zookeeper.CreateMode createMode, boolean failOnExists)
List<org.apache.zookeeper.OpResult>	multi(Iterable<org.apache.zookeeper.Op> ops)
void	removeData(String path, int version)
void	setData(String path, byte[] data, int version)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.solr.client.solrj.cloud.DistribStateManager

getData, getPrsSupplier, listTree, removeRecursively

Methods inherited from interface org.apache.solr.common.SolrCloseable

isClosed

Constructor Detail

ZkDistribStateManager

public ZkDistribStateManager(SolrZkClient zkClient)

Method Detail

getJson

public Map<String,Object> getJson(String path)
                                 throws InterruptedException,
                                        IOException,
                                        org.apache.zookeeper.KeeperException

Specified by:

getJson in interface DistribStateManager

Throws:

InterruptedException

IOException

org.apache.zookeeper.KeeperException

hasData

public boolean hasData(String path)
                throws IOException,
                       org.apache.zookeeper.KeeperException,
                       InterruptedException

Specified by:

hasData in interface DistribStateManager

Throws:

IOException

org.apache.zookeeper.KeeperException

InterruptedException

listData

public List<String> listData(String path,
                             org.apache.zookeeper.Watcher watcher)
                      throws NoSuchElementException,
                             IOException,
                             org.apache.zookeeper.KeeperException,
                             InterruptedException

Specified by:

listData in interface DistribStateManager

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

listData

public List<String> listData(String path)
                      throws NoSuchElementException,
                             IOException,
                             org.apache.zookeeper.KeeperException,
                             InterruptedException

Specified by:

listData in interface DistribStateManager

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

getData

public VersionedData getData(String path,
                             org.apache.zookeeper.Watcher watcher)
                      throws NoSuchElementException,
                             IOException,
                             org.apache.zookeeper.KeeperException,
                             InterruptedException

Specified by:

getData in interface DistribStateManager

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

makePath

public void makePath(String path)
              throws AlreadyExistsException,
                     IOException,
                     org.apache.zookeeper.KeeperException,
                     InterruptedException

Specified by:

makePath in interface DistribStateManager

Throws:

AlreadyExistsException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

makePath

public void makePath(String path,
                     byte[] data,
                     org.apache.zookeeper.CreateMode createMode,
                     boolean failOnExists)
              throws AlreadyExistsException,
                     IOException,
                     org.apache.zookeeper.KeeperException,
                     InterruptedException

Specified by:

makePath in interface DistribStateManager

Throws:

AlreadyExistsException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

createData

public String createData(String path,
                         byte[] data,
                         org.apache.zookeeper.CreateMode mode)
                  throws NoSuchElementException,
                         AlreadyExistsException,
                         IOException,
                         org.apache.zookeeper.KeeperException,
                         InterruptedException

Description copied from interface: DistribStateManager

Create data (leaf) node at specified path.

Specified by:

createData in interface DistribStateManager

Parameters:

path - base path name of the node.

data - data to be stored.

mode - creation mode.

Returns:

actual path of the node - in case of sequential nodes this will differ from the base path because of the appended sequence number.

Throws:

NoSuchElementException

AlreadyExistsException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

removeData

public void removeData(String path,
                       int version)
                throws NoSuchElementException,
                       BadVersionException,
                       NotEmptyException,
                       IOException,
                       org.apache.zookeeper.KeeperException,
                       InterruptedException

Specified by:

removeData in interface DistribStateManager

Throws:

NoSuchElementException

BadVersionException

NotEmptyException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

setData

public void setData(String path,
                    byte[] data,
                    int version)
             throws BadVersionException,
                    NoSuchElementException,
                    IOException,
                    org.apache.zookeeper.KeeperException,
                    InterruptedException

Specified by:

setData in interface DistribStateManager

Throws:

BadVersionException

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

multi

public List<org.apache.zookeeper.OpResult> multi(Iterable<org.apache.zookeeper.Op> ops)
                                          throws BadVersionException,
                                                 AlreadyExistsException,
                                                 NoSuchElementException,
                                                 IOException,
                                                 org.apache.zookeeper.KeeperException,
                                                 InterruptedException

Specified by:

multi in interface DistribStateManager

Throws:

BadVersionException

AlreadyExistsException

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException

getZkClient

public SolrZkClient getZkClient()

getReplicaStates

public org.apache.solr.common.cloud.PerReplicaStates getReplicaStates(String path)
                                                               throws org.apache.zookeeper.KeeperException,
                                                                      InterruptedException

Specified by:

getReplicaStates in interface DistribStateManager

Throws:

org.apache.zookeeper.KeeperException

InterruptedException