io.prestosql.operator.aggregation.minmaxby

Class KeyAndBlockPositionValueStateSerializer<T extends KeyAndBlockPositionValueState>

java.lang.Object

io.prestosql.operator.aggregation.minmaxby.KeyAndBlockPositionValueStateSerializer<T>

All Implemented Interfaces:

AccumulatorStateSerializer<T>

public abstract class KeyAndBlockPositionValueStateSerializer<T extends KeyAndBlockPositionValueState>
extends Object
implements AccumulatorStateSerializer<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected Type	secondType

Method Summary

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

Methods inherited from class java.lang.Object

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

Field Detail

secondType

protected final Type secondType

Method Detail

getSerializedType

public Type getSerializedType()

Specified by:

getSerializedType in interface AccumulatorStateSerializer<T extends KeyAndBlockPositionValueState>

serialize

public void serialize(T state,
                      BlockBuilder out)

Specified by:

serialize in interface AccumulatorStateSerializer<T extends KeyAndBlockPositionValueState>

deserialize

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

Specified by:

deserialize in interface AccumulatorStateSerializer<T extends KeyAndBlockPositionValueState>