org.apache.hudi.client.transaction.lock

Class ZookeeperBasedLockProvider

java.lang.Object

org.apache.hudi.client.transaction.lock.BaseZookeeperBasedLockProvider

org.apache.hudi.client.transaction.lock.ZookeeperBasedLockProvider

All Implemented Interfaces:

Serializable, AutoCloseable, Lock, LockProvider<org.apache.curator.framework.recipes.locks.InterProcessMutex>

@NotThreadSafe
public class ZookeeperBasedLockProvider
extends BaseZookeeperBasedLockProvider

A zookeeper based lock. This LockProvider implementation allows to lock table operations using zookeeper. Users need to have a Zookeeper cluster deployed to be able to use this lock. The lock provider requires mandatory config "hoodie.write.lock.zookeeper.base_path" and "hoodie.write.lock.zookeeper.lock_key" to be set.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.hudi.client.transaction.lock.BaseZookeeperBasedLockProvider

lockConfiguration, lockKey, zkBasePath

Constructor Summary

Constructors

Constructor and Description
ZookeeperBasedLockProvider(LockConfiguration lockConfiguration, StorageConfiguration<?> conf)

Method Summary

Modifier and Type	Method and Description
protected String	getLockKey(LockConfiguration lockConfiguration)
protected String	getZkBasePath(LockConfiguration lockConfiguration)

Methods inherited from class org.apache.hudi.client.transaction.lock.BaseZookeeperBasedLockProvider

close, generateLogStatement, generateLogSuffixString, getLock, getLockPath, tryLock, unlock

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hudi.common.lock.LockProvider

getCurrentOwnerLockInfo, lock, lockInterruptibly, newCondition, tryLock

Constructor Detail

ZookeeperBasedLockProvider

public ZookeeperBasedLockProvider(LockConfiguration lockConfiguration,
                                  StorageConfiguration<?> conf)

Method Detail

getZkBasePath

protected String getZkBasePath(LockConfiguration lockConfiguration)

Specified by:

getZkBasePath in class BaseZookeeperBasedLockProvider

getLockKey

protected String getLockKey(LockConfiguration lockConfiguration)

Specified by:

getLockKey in class BaseZookeeperBasedLockProvider