io.prestosql.operator.aggregation.histogram

Class HistogramStateSerializer

java.lang.Object

io.prestosql.operator.aggregation.histogram.HistogramStateSerializer

All Implemented Interfaces:

AccumulatorStateSerializer<HistogramState>

public class HistogramStateSerializer
extends Object
implements AccumulatorStateSerializer<HistogramState>

Constructor Summary

Constructors

Constructor and Description
HistogramStateSerializer(Type type, Type serializedType)

Method Summary

Modifier and Type	Method and Description
void	deserialize(Block block, int index, HistogramState state)
Type	getSerializedType()
void	serialize(HistogramState state, BlockBuilder out)

Methods inherited from class java.lang.Object

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

Constructor Detail

HistogramStateSerializer

public HistogramStateSerializer(Type type,
                                Type serializedType)

Method Detail

getSerializedType

public Type getSerializedType()

Specified by:

getSerializedType in interface AccumulatorStateSerializer<HistogramState>

serialize

public void serialize(HistogramState state,
                      BlockBuilder out)

Specified by:

serialize in interface AccumulatorStateSerializer<HistogramState>

deserialize

public void deserialize(Block block,
                        int index,
                        HistogramState state)

Specified by:

deserialize in interface AccumulatorStateSerializer<HistogramState>