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

Class ReductionCheckedDataReservation<A,E>

java.lang.Object

org.apache.solr.analytics.stream.reservation.ReductionDataReservation<A,E>

org.apache.solr.analytics.stream.reservation.ReductionCheckedDataReservation<A,E>

Direct Known Subclasses:

BooleanCheckedReservation, DoubleCheckedReservation, FloatCheckedReservation, IntCheckedReservation, LongCheckedReservation, StringCheckedReservation

public abstract class ReductionCheckedDataReservation<A,E>
extends ReductionDataReservation<A,E>

A reservation allows a ReductionDataCollector to specify a piece of data it needs to export from the shard. This data may, or may not, exist. The ReductionDataCollector need not check while importing/exporting since the Reader/Writers handle all checking.

Field Summary

Fields

Modifier and Type	Field	Description
protected BooleanSupplier	exists

Fields inherited from class org.apache.solr.analytics.stream.reservation.ReductionDataReservation

applier, extractor

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ReductionCheckedDataReservation(A applier, E extractor, BooleanSupplier exists)

Method Summary

Methods inherited from class org.apache.solr.analytics.stream.reservation.ReductionDataReservation

createReadStream, createWriteStream

Methods inherited from class java.lang.Object

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

Field Detail

exists

protected final BooleanSupplier exists

Constructor Detail

ReductionCheckedDataReservation

protected ReductionCheckedDataReservation(A applier,
                                          E extractor,
                                          BooleanSupplier exists)