org.apache.shardingsphere.elasticjob.reg.zookeeper

Class ZookeeperRegistryCenter

java.lang.Object

org.apache.shardingsphere.elasticjob.reg.zookeeper.ZookeeperRegistryCenter

All Implemented Interfaces:

CoordinatorRegistryCenter, RegistryCenter

public final class ZookeeperRegistryCenter
extends Object
implements CoordinatorRegistryCenter

Registry center of ZooKeeper.

Constructor Summary

Constructors

Constructor and Description
ZookeeperRegistryCenter(ZookeeperConfiguration zkConfig)

Method Summary

Modifier and Type	Method and Description
void	addCacheData(String cachePath) Add data to cache.
void	close() Close registry center.
void	evictCacheData(String cachePath) Evict data from cache.
String	get(String key) Get value.
List<String>	getChildrenKeys(String key) Get children keys.
String	getDirectly(String key) Get value from registry center directly.
int	getNumChildren(String key) Get children number.
Object	getRawCache(String cachePath) Get raw cache object of registry center.
Object	getRawClient() Get raw client for registry center client.
long	getRegistryCenterTime(String key) Get current time from registry center.
void	init() Initialize registry center.
boolean	isExisted(String key) Judge node is exist or not.
void	persist(String key, String value) Persist data.
void	persistEphemeral(String key, String value) Persist ephemeral data.
void	persistEphemeralSequential(String key) Persist ephemeral sequential data.
String	persistSequential(String key, String value) Persist sequential data.
void	remove(String key) Remove data.
void	update(String key, String value) Update data.

Methods inherited from class java.lang.Object

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

Constructor Detail

ZookeeperRegistryCenter

public ZookeeperRegistryCenter(ZookeeperConfiguration zkConfig)

Method Detail

init

public void init()

Description copied from interface: RegistryCenter

Initialize registry center.

Specified by:

init in interface RegistryCenter

close

public void close()

Description copied from interface: RegistryCenter

Close registry center.

Specified by:

close in interface RegistryCenter

get

public String get(String key)

Description copied from interface: RegistryCenter

Get value.

Specified by:

get in interface RegistryCenter

Parameters:

key - key

Returns:

value

getDirectly

public String getDirectly(String key)

Description copied from interface: CoordinatorRegistryCenter

Get value from registry center directly.

Specified by:

getDirectly in interface CoordinatorRegistryCenter

Parameters:

key - key

Returns:

value

getChildrenKeys

public List<String> getChildrenKeys(String key)

Description copied from interface: CoordinatorRegistryCenter

Get children keys.

Specified by:

getChildrenKeys in interface CoordinatorRegistryCenter

Parameters:

key - key

Returns:

children keys

getNumChildren

public int getNumChildren(String key)

Description copied from interface: CoordinatorRegistryCenter

Get children number.

Specified by:

getNumChildren in interface CoordinatorRegistryCenter

Parameters:

key - key

Returns:

children number

isExisted

public boolean isExisted(String key)

Description copied from interface: RegistryCenter

Judge node is exist or not.

Specified by:

isExisted in interface RegistryCenter

Parameters:

key - key

Returns:

node is exist or not

persist

public void persist(String key,
                    String value)

Description copied from interface: RegistryCenter

Persist data.

Specified by:

persist in interface RegistryCenter

Parameters:

key - key

value - value

update

public void update(String key,
                   String value)

Description copied from interface: RegistryCenter

Update data.

Specified by:

update in interface RegistryCenter

Parameters:

key - key

value - value

persistEphemeral

public void persistEphemeral(String key,
                             String value)

Description copied from interface: CoordinatorRegistryCenter

Persist ephemeral data.

Specified by:

persistEphemeral in interface CoordinatorRegistryCenter

Parameters:

key - key

value - value

persistSequential

public String persistSequential(String key,
                                String value)

Description copied from interface: CoordinatorRegistryCenter

Persist sequential data.

Specified by:

persistSequential in interface CoordinatorRegistryCenter

Parameters:

key - key

value - value

Returns:

value which include 10 digital

persistEphemeralSequential

public void persistEphemeralSequential(String key)

Description copied from interface: CoordinatorRegistryCenter

Persist ephemeral sequential data.

Specified by:

persistEphemeralSequential in interface CoordinatorRegistryCenter

Parameters:

key - key

remove

public void remove(String key)

Description copied from interface: RegistryCenter

Remove data.

Specified by:

remove in interface RegistryCenter

Parameters:

key - key

getRegistryCenterTime

public long getRegistryCenterTime(String key)

Description copied from interface: RegistryCenter

Get current time from registry center.

Specified by:

getRegistryCenterTime in interface RegistryCenter

Parameters:

key - key

Returns:

current time from registry center

getRawClient

public Object getRawClient()

Description copied from interface: RegistryCenter

Get raw client for registry center client.

Specified by:

getRawClient in interface RegistryCenter

Returns:

registry center raw client

addCacheData

public void addCacheData(String cachePath)

Description copied from interface: CoordinatorRegistryCenter

Add data to cache.

Specified by:

addCacheData in interface CoordinatorRegistryCenter

Parameters:

cachePath - cache path

evictCacheData

public void evictCacheData(String cachePath)

Description copied from interface: CoordinatorRegistryCenter

Evict data from cache.

Specified by:

evictCacheData in interface CoordinatorRegistryCenter

Parameters:

cachePath - cache path

getRawCache

public Object getRawCache(String cachePath)

Description copied from interface: CoordinatorRegistryCenter

Get raw cache object of registry center.

Specified by:

getRawCache in interface CoordinatorRegistryCenter

Parameters:

cachePath - cache path

Returns:

raw cache object of registry center