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

Class ValueSummaryAggregator.ShortValueSummaryAggregator

java.lang.Object

org.apache.flink.api.java.summarize.aggregation.ValueSummaryAggregator<org.apache.flink.types.ShortValue,Short,NumericColumnSummary<Short>,ShortSummaryAggregator>

org.apache.flink.api.java.summarize.aggregation.ValueSummaryAggregator.ShortValueSummaryAggregator

All Implemented Interfaces:

Serializable, Aggregator<org.apache.flink.types.ShortValue,NumericColumnSummary<Short>>

Enclosing class:

ValueSummaryAggregator<VT extends org.apache.flink.types.Value,PT,R,A extends Aggregator<PT,R>>

public static class ValueSummaryAggregator.ShortValueSummaryAggregator
extends ValueSummaryAggregator<org.apache.flink.types.ShortValue,Short,NumericColumnSummary<Short>,ShortSummaryAggregator>

A ValueSummaryAggregator for Short.

See Also:

Serialized Form

Nested Class Summary

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

ValueSummaryAggregator.BooleanValueSummaryAggregator, ValueSummaryAggregator.DoubleValueSummaryAggregator, ValueSummaryAggregator.FloatValueSummaryAggregator, ValueSummaryAggregator.IntegerValueSummaryAggregator, ValueSummaryAggregator.LongValueSummaryAggregator, ValueSummaryAggregator.ShortValueSummaryAggregator, ValueSummaryAggregator.StringValueSummaryAggregator

Constructor Summary

Constructors

Constructor and Description
ShortValueSummaryAggregator()

Method Summary

Modifier and Type	Method and Description
protected Short	getValue(org.apache.flink.types.ShortValue value) Get the value out of a value type.
protected ShortSummaryAggregator	initPrimitiveAggregator() Initialize an aggregator that can be used for the underlying primitive in the Value type.

Methods inherited from class org.apache.flink.api.java.summarize.aggregation.ValueSummaryAggregator

aggregate, combine, result

Methods inherited from class java.lang.Object

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

Constructor Detail

ShortValueSummaryAggregator

public ShortValueSummaryAggregator()

Method Detail

initPrimitiveAggregator

protected ShortSummaryAggregator initPrimitiveAggregator()

Description copied from class: ValueSummaryAggregator

Initialize an aggregator that can be used for the underlying primitive in the Value type.

E.g. DoubleValues can easily be converted to Double and could use an underlying Aggregator<Double,?>

Specified by:

initPrimitiveAggregator in class ValueSummaryAggregator<org.apache.flink.types.ShortValue,Short,NumericColumnSummary<Short>,ShortSummaryAggregator>

getValue

protected Short getValue(org.apache.flink.types.ShortValue value)

Description copied from class: ValueSummaryAggregator

Get the value out of a value type.

Specified by:

getValue in class ValueSummaryAggregator<org.apache.flink.types.ShortValue,Short,NumericColumnSummary<Short>,ShortSummaryAggregator>