org.apache.druid.query.aggregation

Class SerializedStorage<T>

java.lang.Object

org.apache.druid.query.aggregation.SerializedStorage<T>

Type Parameters:

T -

public class SerializedStorage<T>
extends Object

simple utility class useful for when multiple passes of input are needed for encoding (e.g. delta or dictionary encoding).

This allows objects to be serialized to some temporary storage and iterated over for final processing.

Constructor Summary

Constructors

Constructor and Description
SerializedStorage(WriteOutBytes writeOutBytes, StagedSerde<T> serde)

Method Summary

Modifier and Type	Method and Description
IOIterator<T>	iterator()
void	store(T value)

Methods inherited from class java.lang.Object

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

Constructor Detail

SerializedStorage

public SerializedStorage(WriteOutBytes writeOutBytes,
                         StagedSerde<T> serde)

Method Detail

store

public void store(@Nullable
                  T value)
           throws IOException

Throws:

IOException

iterator

public IOIterator<T> iterator()
                       throws IOException

Throws:

IOException