org.apache.flink.runtime.zookeeper

Class ZooKeeperSharedCount

java.lang.Object

org.apache.flink.runtime.zookeeper.ZooKeeperSharedCount

public class ZooKeeperSharedCount
extends Object

Wrapper class for a SharedCount so that we don't expose a curator dependency in our internal APIs. Such an exposure is problematic due to the relocation of curator.

Constructor Summary

Constructors

Constructor and Description
ZooKeeperSharedCount(org.apache.flink.shaded.curator4.org.apache.curator.framework.recipes.shared.SharedCount sharedCount)

Method Summary

Modifier and Type	Method and Description
void	close()
ZooKeeperVersionedValue<Integer>	getVersionedValue()
void	start()
boolean	trySetCount(ZooKeeperVersionedValue<Integer> previous, int newCount)

Methods inherited from class java.lang.Object

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

Constructor Detail

ZooKeeperSharedCount

public ZooKeeperSharedCount(org.apache.flink.shaded.curator4.org.apache.curator.framework.recipes.shared.SharedCount sharedCount)

Method Detail

start

public void start()
           throws Exception

Throws:

Exception

close

public void close()
           throws IOException

Throws:

IOException

getVersionedValue

public ZooKeeperVersionedValue<Integer> getVersionedValue()

trySetCount

public boolean trySetCount(ZooKeeperVersionedValue<Integer> previous,
                           int newCount)
                    throws Exception

Throws:

Exception