org.apache.kylin.storage.hbase.util

Class ZookeeperJobLock

java.lang.Object

org.apache.kylin.storage.hbase.util.ZookeeperJobLock

All Implemented Interfaces:

org.apache.kylin.common.lock.DistributedLock, org.apache.kylin.job.lock.JobLock

public class ZookeeperJobLock
extends Object
implements org.apache.kylin.common.lock.DistributedLock, org.apache.kylin.job.lock.JobLock

A simple delegator to ZookeeperDistributedLock with a default constructor.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.kylin.common.lock.DistributedLock

org.apache.kylin.common.lock.DistributedLock.Watcher

Constructor Summary

Constructors

Constructor and Description
ZookeeperJobLock()

Method Summary

Methods

Modifier and Type	Method and Description
String	getClient()
boolean	isLocked(String lockPath)
boolean	isLockedByMe(String lockPath)
boolean	lock(String lockPath)
boolean	lock(String lockPath, long timeout)
boolean	lockJobEngine()
String	peekLock(String lockPath)
void	purgeLocks(String lockPathRoot)
void	unlock(String lockPath)
void	unlockJobEngine()
Closeable	watchLocks(String lockPathRoot, Executor executor, org.apache.kylin.common.lock.DistributedLock.Watcher watcher)

Methods inherited from class java.lang.Object

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

Constructor Detail

ZookeeperJobLock

public ZookeeperJobLock()

Method Detail

getClient

public String getClient()

Specified by:

getClient in interface org.apache.kylin.common.lock.DistributedLock

lock

public boolean lock(String lockPath)

Specified by:

lock in interface org.apache.kylin.common.lock.DistributedLock

lock

public boolean lock(String lockPath,
           long timeout)

Specified by:

lock in interface org.apache.kylin.common.lock.DistributedLock

peekLock

public String peekLock(String lockPath)

Specified by:

peekLock in interface org.apache.kylin.common.lock.DistributedLock

isLocked

public boolean isLocked(String lockPath)

Specified by:

isLocked in interface org.apache.kylin.common.lock.DistributedLock

isLockedByMe

public boolean isLockedByMe(String lockPath)

Specified by:

isLockedByMe in interface org.apache.kylin.common.lock.DistributedLock

unlock

public void unlock(String lockPath)

Specified by:

unlock in interface org.apache.kylin.common.lock.DistributedLock

purgeLocks

public void purgeLocks(String lockPathRoot)

Specified by:

purgeLocks in interface org.apache.kylin.common.lock.DistributedLock

watchLocks

public Closeable watchLocks(String lockPathRoot,
                   Executor executor,
                   org.apache.kylin.common.lock.DistributedLock.Watcher watcher)

Specified by:

watchLocks in interface org.apache.kylin.common.lock.DistributedLock

lockJobEngine

public boolean lockJobEngine()

Specified by:

lockJobEngine in interface org.apache.kylin.job.lock.JobLock

unlockJobEngine

public void unlockJobEngine()

Specified by:

unlockJobEngine in interface org.apache.kylin.job.lock.JobLock