org.apache.flink.api.common.operators.base

Class BulkIterationBase.TerminationCriterionAggregator

java.lang.Object

org.apache.flink.api.common.operators.base.BulkIterationBase.TerminationCriterionAggregator

All Implemented Interfaces:

Serializable, Aggregator<LongValue>

Enclosing class:

BulkIterationBase<T>

public static class BulkIterationBase.TerminationCriterionAggregator
extends Object
implements Aggregator<LongValue>

Aggregator that basically only adds 1 for every output tuple of the termination criterion branch

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BulkIterationBase.TerminationCriterionAggregator()

Method Summary

Methods

Modifier and Type	Method and Description
void	aggregate(long count)
void	aggregate(LongValue count) Aggregates the given element.
LongValue	getAggregate() Gets the aggregator's current aggregate.
void	reset() Resets the internal state of the aggregator.

Methods inherited from class java.lang.Object

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

Constructor Detail

BulkIterationBase.TerminationCriterionAggregator

public BulkIterationBase.TerminationCriterionAggregator()

Method Detail

getAggregate

public LongValue getAggregate()

Description copied from interface: Aggregator

Gets the aggregator's current aggregate.

Specified by:

getAggregate in interface Aggregator<LongValue>

Returns:

The aggregator's current aggregate.

aggregate

public void aggregate(long count)

aggregate

public void aggregate(LongValue count)

Description copied from interface: Aggregator

Aggregates the given element. In the case of a sum aggregator, this method adds the given value to the sum.

Specified by:

aggregate in interface Aggregator<LongValue>

Parameters:

count - The element to aggregate.

reset

public void reset()

Description copied from interface: Aggregator

Resets the internal state of the aggregator. This must bring the aggregator into the same state as if it was newly initialized.

Specified by:

reset in interface Aggregator<LongValue>