net.openhft.chronicle.queue.impl.single.namedtailer

Class IndexUpdaterFactory.VersionedIndexUpdater

java.lang.Object

net.openhft.chronicle.queue.impl.single.namedtailer.IndexUpdaterFactory.VersionedIndexUpdater

All Implemented Interfaces:

Closeable, AutoCloseable, IndexUpdater

Enclosing class:

IndexUpdaterFactory

public static class IndexUpdaterFactory.VersionedIndexUpdater
extends Object
implements IndexUpdater, Closeable

An index updater that increments a version field on every update.

Constructor Summary

Constructors

Constructor and Description
VersionedIndexUpdater(@NotNull String tailerName, @NotNull SingleChronicleQueue queue, @NotNull net.openhft.chronicle.core.values.LongValue indexValue, @NotNull net.openhft.chronicle.core.values.LongValue indexVersionValue)

Method Summary

Modifier and Type	Method and Description
void	close()
net.openhft.chronicle.core.values.LongValue	index()
void	update(long index) Update the persistent index of the named tailer.

Methods inherited from class java.lang.Object

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

Constructor Detail

VersionedIndexUpdater

public VersionedIndexUpdater(@NotNull
                             @NotNull String tailerName,
                             @NotNull
                             @NotNull SingleChronicleQueue queue,
                             @NotNull
                             @NotNull net.openhft.chronicle.core.values.LongValue indexValue,
                             @NotNull
                             @NotNull net.openhft.chronicle.core.values.LongValue indexVersionValue)

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

update

public void update(long index)

Description copied from interface: IndexUpdater

Update the persistent index of the named tailer.

Specified by:

update in interface IndexUpdater

Parameters:

index - new index value

index

public net.openhft.chronicle.core.values.LongValue index()

Specified by:

index in interface IndexUpdater

Returns:

current index value