org.apache.flink.runtime.state.heap

Class HeapPriorityQueueSetFactory

java.lang.Object

org.apache.flink.runtime.state.heap.HeapPriorityQueueSetFactory

All Implemented Interfaces:

PriorityQueueSetFactory

public class HeapPriorityQueueSetFactory
extends Object
implements PriorityQueueSetFactory

Factory for HeapPriorityQueueSet.

Constructor Summary

Constructors

Constructor and Description
HeapPriorityQueueSetFactory(KeyGroupRange keyGroupRange, int totalKeyGroups, int minimumCapacity)

Method Summary

Modifier and Type	Method and Description
<T extends HeapPriorityQueueElement & PriorityComparable<? super T> & Keyed<?>> HeapPriorityQueueSet<T>	create(String stateName, org.apache.flink.api.common.typeutils.TypeSerializer<T> byteOrderedElementSerializer) Creates a KeyGroupedInternalPriorityQueue.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.runtime.state.PriorityQueueSetFactory

create

Constructor Detail

HeapPriorityQueueSetFactory

public HeapPriorityQueueSetFactory(@Nonnull
                                   KeyGroupRange keyGroupRange,
                                   @Nonnegative
                                   int totalKeyGroups,
                                   @Nonnegative
                                   int minimumCapacity)

Method Detail

create

@Nonnull
public <T extends HeapPriorityQueueElement & PriorityComparable<? super T> & Keyed<?>> HeapPriorityQueueSet<T> create(@Nonnull
                                                                                                                               String stateName,
                                                                                                                               @Nonnull
                                                                                                                               org.apache.flink.api.common.typeutils.TypeSerializer<T> byteOrderedElementSerializer)

Description copied from interface: PriorityQueueSetFactory

Creates a KeyGroupedInternalPriorityQueue.

Specified by:

create in interface PriorityQueueSetFactory

Type Parameters:

T - type of the stored elements.

Parameters:

stateName - unique name for associated with this queue.

byteOrderedElementSerializer - a serializer that with a format that is lexicographically ordered in alignment with elementPriorityComparator.

Returns:

the queue with the specified unique name.