org.apache.ignite.internal.processors.query.stat

Class LocalStatisticsGatheringContext

java.lang.Object

org.apache.ignite.internal.processors.query.stat.LocalStatisticsGatheringContext

public class LocalStatisticsGatheringContext
extends Object

Statistics gathering context.

Constructor Summary

Constructors

Constructor and Description
LocalStatisticsGatheringContext(Set<Integer> remainingParts) Constructor.

Method Summary

Modifier and Type	Method and Description
CompletableFuture<ObjectStatisticsImpl>	futureAggregate() Complete aggregation local statistics future.
CompletableFuture<Boolean>	futureGather() Complete gathering local partitioned statistics future.
void	partitionDone(int partId) Decrement remaining due to successfully processed partition.
void	partitionNotAvailable(int partId) Decrement remaining due to unavailable partition.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalStatisticsGatheringContext

public LocalStatisticsGatheringContext(Set<Integer> remainingParts)

Constructor.

Parameters:

remainingParts - Set of partition ids to collect.

Method Detail

partitionDone

public void partitionDone(int partId)

Decrement remaining due to successfully processed partition.

Parameters:

partId - Partition id.

partitionNotAvailable

public void partitionNotAvailable(int partId)

Decrement remaining due to unavailable partition.

Parameters:

partId - Unavailable partition id.

futureGather

public CompletableFuture<Boolean> futureGather()

Complete gathering local partitioned statistics future. Result: true gathering complete (stats from all partitions are gathered), false gathering incomplete: one or more partitions not available.

Returns:

Gathering future.

futureAggregate

public CompletableFuture<ObjectStatisticsImpl> futureAggregate()

Complete aggregation local statistics future.

Returns:

Aggregate future.

toString

public String toString()

Overrides:

toString in class Object