org.apache.flink.api.java.aggregation

Class SumAggregationFunction.LongSumAgg

java.lang.Object

org.apache.flink.api.java.aggregation.AggregationFunction<T>

org.apache.flink.api.java.aggregation.SumAggregationFunction<Long>

org.apache.flink.api.java.aggregation.SumAggregationFunction.LongSumAgg

All Implemented Interfaces:

Serializable

Enclosing class:

SumAggregationFunction<T>

public static final class SumAggregationFunction.LongSumAgg
extends SumAggregationFunction<Long>

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.api.java.aggregation.SumAggregationFunction

SumAggregationFunction.ByteSumAgg, SumAggregationFunction.ByteValueSumAgg, SumAggregationFunction.DoubleSumAgg, SumAggregationFunction.DoubleValueSumAgg, SumAggregationFunction.FloatSumAgg, SumAggregationFunction.FloatValueSumAgg, SumAggregationFunction.IntSumAgg, SumAggregationFunction.IntValueSumAgg, SumAggregationFunction.LongSumAgg, SumAggregationFunction.LongValueSumAgg, SumAggregationFunction.ShortSumAgg, SumAggregationFunction.ShortValueSumAgg, SumAggregationFunction.SumAggregationFunctionFactory

Constructor Summary

Constructors

Constructor and Description
LongSumAgg()

Method Summary

Modifier and Type	Method and Description
void	aggregate(Long value)
Long	getAggregate()
void	initializeAggregate()

Methods inherited from class org.apache.flink.api.java.aggregation.SumAggregationFunction

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

LongSumAgg

public LongSumAgg()

Method Detail

initializeAggregate

public void initializeAggregate()

Specified by:

initializeAggregate in class AggregationFunction<Long>

aggregate

public void aggregate(Long value)

Specified by:

aggregate in class AggregationFunction<Long>

getAggregate

public Long getAggregate()

Specified by:

getAggregate in class AggregationFunction<Long>