com.apple.foundationdb.record.provider.foundationdb.leaderboard

Class TimeWindowLeaderboardIndexMaintainerFactory

java.lang.Object

com.apple.foundationdb.record.provider.foundationdb.leaderboard.TimeWindowLeaderboardIndexMaintainerFactory

All Implemented Interfaces:

IndexMaintainerFactory

@AutoService(value=IndexMaintainerFactory.class)
 @API(value=EXPERIMENTAL)
public class TimeWindowLeaderboardIndexMaintainerFactory
extends Object
implements IndexMaintainerFactory

Factory for the TIME_WINDOW_LEADERBOARD index type.

Constructor Summary

Constructors

Constructor and Description
TimeWindowLeaderboardIndexMaintainerFactory()

Method Summary

Modifier and Type	Method and Description
IndexMaintainer	getIndexMaintainer(IndexMaintainerState state) Get an index maintainer for the given record store and index meta-data.
Iterable<String>	getIndexTypes() Get the index types supported by this factory.
IndexValidator	getIndexValidator(Index index) Get a validator for the given index meta-data.

Methods inherited from class java.lang.Object

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

Constructor Detail

TimeWindowLeaderboardIndexMaintainerFactory

public TimeWindowLeaderboardIndexMaintainerFactory()

Method Detail

getIndexTypes

@Nonnull
public Iterable<String> getIndexTypes()

Description copied from interface: IndexMaintainerFactory

Get the index types supported by this factory.

Specified by:

getIndexTypes in interface IndexMaintainerFactory

Returns:

a collection of strings of index types supported by this factory

getIndexValidator

@Nonnull
public IndexValidator getIndexValidator(Index index)

Description copied from interface: IndexMaintainerFactory

Get a validator for the given index meta-data.

Specified by:

getIndexValidator in interface IndexMaintainerFactory

Parameters:

index - an index that was produced by this factory

Returns:

a validator for this kind of index

getIndexMaintainer

@Nonnull
public IndexMaintainer getIndexMaintainer(IndexMaintainerState state)

Description copied from interface: IndexMaintainerFactory

Get an index maintainer for the given record store and index meta-data.

Specified by:

getIndexMaintainer in interface IndexMaintainerFactory

Parameters:

state - the state of the new index maintainer

Returns:

a new index maintainer for the type of index given