Package org.apache.pulsar.metadata.coordination.impl

Class ResourceLockImpl<T>

java.lang.Object

org.apache.pulsar.metadata.coordination.impl.ResourceLockImpl<T>

All Implemented Interfaces:

ResourceLock<T>

public class ResourceLockImpl<T>
extends Object
implements ResourceLock<T>

Constructor Summary

Constructors

Constructor	Description
ResourceLockImpl(MetadataStoreExtended store, MetadataSerde<T> serde, String path)

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Void>	getLockExpiredFuture()	Get a future that can be used to get notified when the lock is expired or it gets released.
String	getPath()
T	getValue()
int	hashCode()
CompletableFuture<Void>	release()	Release the lock on the resource.
CompletableFuture<Void>	updateValue(T newValue)	Update the value of the lock.

Methods inherited from class java.lang.Object

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

Constructor Details

ResourceLockImpl

public ResourceLockImpl(MetadataStoreExtended store,
 MetadataSerde<T> serde,
 String path)

Method Details

getValue

public T getValue()

Specified by:

getValue in interface ResourceLock<T>

Returns:

the value associated with the lock

updateValue

public CompletableFuture<Void> updateValue(T newValue)

Description copied from interface: ResourceLock

Update the value of the lock.

Specified by:

updateValue in interface ResourceLock<T>

Returns:

a future to track when the release operation is complete

release

public CompletableFuture<Void> release()

Description copied from interface: ResourceLock

Release the lock on the resource.

Specified by:

release in interface ResourceLock<T>

Returns:

a future to track when the release operation is complete

getLockExpiredFuture

public CompletableFuture<Void> getLockExpiredFuture()

Description copied from interface: ResourceLock

Get a future that can be used to get notified when the lock is expired or it gets released.

Specified by:

getLockExpiredFuture in interface ResourceLock<T>

Returns:

a future to get notification if the lock is expired

getPath

public String getPath()

Specified by:

getPath in interface ResourceLock<T>

Returns:

the path associated with the lock

hashCode

public int hashCode()

Overrides:

hashCode in class Object