org.apache.flink.runtime.state

Class HeapPriorityQueuesManager

java.lang.Object

org.apache.flink.runtime.state.HeapPriorityQueuesManager

@Internal
public class HeapPriorityQueuesManager
extends Object

Manages creating heap priority queues along with their counterpart meta info.

Constructor Summary

Constructors

Constructor and Description
HeapPriorityQueuesManager(Map<String,HeapPriorityQueueSnapshotRestoreWrapper<?>> registeredPQStates, HeapPriorityQueueSetFactory priorityQueueSetFactory, KeyGroupRange keyGroupRange, int numberOfKeyGroups)

Method Summary

Modifier and Type	Method and Description
<T extends HeapPriorityQueueElement & PriorityComparable<? super T> & Keyed<?>> KeyGroupedInternalPriorityQueue<T>	createOrUpdate(String stateName, TypeSerializer<T> byteOrderedElementSerializer)
<T extends HeapPriorityQueueElement & PriorityComparable<? super T> & Keyed<?>> KeyGroupedInternalPriorityQueue<T>	createOrUpdate(String stateName, TypeSerializer<T> byteOrderedElementSerializer, boolean allowFutureMetadataUpdates)
Map<String,HeapPriorityQueueSnapshotRestoreWrapper<?>>	getRegisteredPQStates()

Methods inherited from class java.lang.Object

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

Constructor Detail

HeapPriorityQueuesManager

public HeapPriorityQueuesManager(Map<String,HeapPriorityQueueSnapshotRestoreWrapper<?>> registeredPQStates,
                                 HeapPriorityQueueSetFactory priorityQueueSetFactory,
                                 KeyGroupRange keyGroupRange,
                                 int numberOfKeyGroups)

Method Detail

createOrUpdate

@Nonnull
public <T extends HeapPriorityQueueElement & PriorityComparable<? super T> & Keyed<?>> KeyGroupedInternalPriorityQueue<T> createOrUpdate(@Nonnull
                                                                                                                                                  String stateName,
                                                                                                                                                  @Nonnull
                                                                                                                                                  TypeSerializer<T> byteOrderedElementSerializer)

createOrUpdate

@Nonnull
public <T extends HeapPriorityQueueElement & PriorityComparable<? super T> & Keyed<?>> KeyGroupedInternalPriorityQueue<T> createOrUpdate(@Nonnull
                                                                                                                                                  String stateName,
                                                                                                                                                  @Nonnull
                                                                                                                                                  TypeSerializer<T> byteOrderedElementSerializer,
                                                                                                                                                  boolean allowFutureMetadataUpdates)

getRegisteredPQStates

public Map<String,HeapPriorityQueueSnapshotRestoreWrapper<?>> getRegisteredPQStates()