Package org.apache.flink.runtime.taskexecutor.partition

Class PartitionTable<K>

java.lang.Object

org.apache.flink.runtime.taskexecutor.partition.PartitionTable<K>

@ThreadSafe
public class PartitionTable<K>
extends Object

Thread-safe Utility for tracking partitions.

Constructor Summary

Constructors

Constructor	Description
PartitionTable()

Method Summary

Modifier and Type	Method	Description
Collection<ResultPartitionID>	getTrackedPartitions(K key)
boolean	hasTrackedPartitions(K key)	Returns whether any partitions are being tracked for the given key.
void	startTrackingPartitions(K key, Collection<ResultPartitionID> newPartitionIds)	Starts the tracking of the given partition for the given key.
Collection<ResultPartitionID>	stopTrackingPartitions(K key)	Stops the tracking of all partition for the given key.
void	stopTrackingPartitions(K key, Collection<ResultPartitionID> partitionIds)	Stops the tracking of the given set of partitions for the given key.

Methods inherited from class java.lang.Object

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

Constructor Details

PartitionTable

public PartitionTable()

Method Details

hasTrackedPartitions

public boolean hasTrackedPartitions(K key)

Returns whether any partitions are being tracked for the given key.

getTrackedPartitions

public Collection<ResultPartitionID> getTrackedPartitions(K key)

startTrackingPartitions

public void startTrackingPartitions(K key,
 Collection<ResultPartitionID> newPartitionIds)

Starts the tracking of the given partition for the given key.

stopTrackingPartitions

public Collection<ResultPartitionID> stopTrackingPartitions(K key)

Stops the tracking of all partition for the given key.

stopTrackingPartitions

public void stopTrackingPartitions(K key,
 Collection<ResultPartitionID> partitionIds)

Stops the tracking of the given set of partitions for the given key.