com.facebook.presto.spi.function.aggregation

Class AggregationMetadata.AccumulatorStateDescriptor

java.lang.Object

com.facebook.presto.spi.function.aggregation.AggregationMetadata.AccumulatorStateDescriptor

Enclosing class:

AggregationMetadata

public static class AggregationMetadata.AccumulatorStateDescriptor
extends Object

Constructor Summary

Constructors

Constructor and Description
AccumulatorStateDescriptor(Class<?> stateInterface, AccumulatorStateSerializer<?> serializer, AccumulatorStateFactory<?> factory)

Method Summary

Modifier and Type	Method and Description
AccumulatorStateFactory<?>	getFactory()
AccumulatorStateSerializer<?>	getSerializer()
Class<?>	getStateInterface()

Methods inherited from class java.lang.Object

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

Constructor Detail

AccumulatorStateDescriptor

public AccumulatorStateDescriptor(Class<?> stateInterface,
                                  AccumulatorStateSerializer<?> serializer,
                                  AccumulatorStateFactory<?> factory)

Method Detail

getStateInterface

public Class<?> getStateInterface()

getSerializer

public AccumulatorStateSerializer<?> getSerializer()

getFactory

public AccumulatorStateFactory<?> getFactory()