Package org.apache.solr.analytics.stream.reservation.write

Class ReductionDataWriter<E>

java.lang.Object

org.apache.solr.analytics.stream.reservation.write.ReductionDataWriter<E>

Direct Known Subclasses:

BooleanDataWriter, DoubleDataWriter, FloatDataWriter, IntDataWriter, LongDataWriter, ReductionCheckedDataWriter, ReductionDataArrayWriter, StringDataWriter

public abstract class ReductionDataWriter<E>
extends Object

Abstract public class to manage the extraction and writing of data to a DataOutput stream.

Field Summary

Fields

Modifier and Type	Field	Description
protected E	extractor
protected DataOutput	output

Constructor Summary

Constructors

Constructor	Description
ReductionDataWriter(DataOutput output, E extractor)

Method Summary

Modifier and Type	Method	Description
abstract void	write()	Write a piece of data, retrieved from the extractor, to the output stream.

Methods inherited from class java.lang.Object

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

Field Detail

output

protected final DataOutput output

extractor

protected final E extractor

Constructor Detail

ReductionDataWriter

public ReductionDataWriter(DataOutput output,
                           E extractor)

Method Detail

write

public abstract void write()
                    throws IOException

Write a piece of data, retrieved from the extractor, to the output stream.

Throws:

IOException - if an exception occurs while writing to the output stream