Package org.apache.flink.api.java.summarize.aggregation

Class LongSummaryAggregator.MinLongAggregator

java.lang.Object

org.apache.flink.api.java.summarize.aggregation.LongSummaryAggregator.MinLongAggregator

All Implemented Interfaces:

Serializable, Aggregator<Long,Long>

Enclosing class:

LongSummaryAggregator

public static class LongSummaryAggregator.MinLongAggregator
extends Object
implements Aggregator<Long,Long>

Aggregator for min operation.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
MinLongAggregator()

Method Summary

Modifier and Type	Method	Description
void	aggregate(Long value)	Add a value to the current aggregation.
void	combine(Aggregator<Long,Long> other)	Combine two aggregations of the same type.
Long	result()	Provide the final result of the aggregation.

Methods inherited from class java.lang.Object

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

Constructor Detail

MinLongAggregator

public MinLongAggregator()

Method Detail

aggregate

public void aggregate(Long value)

Description copied from interface: Aggregator

Add a value to the current aggregation.

Specified by:

aggregate in interface Aggregator<Long,Long>

combine

public void combine(Aggregator<Long,Long> other)

Description copied from interface: Aggregator

Combine two aggregations of the same type.

(Implementations will need to do an unchecked cast).

Specified by:

combine in interface Aggregator<Long,Long>

result

public Long result()

Description copied from interface: Aggregator

Provide the final result of the aggregation.

Specified by:

result in interface Aggregator<Long,Long>