io.aeron.cluster

Class RecordingLog.Snapshot

java.lang.Object

io.aeron.cluster.RecordingLog.Snapshot

Enclosing class:

RecordingLog

public static final class RecordingLog.Snapshot
extends Object

Representation of a snapshot entry in the RecordingLog.

Field Summary

Fields

Modifier and Type	Field and Description
long	leadershipTermId Identity of the leadership term.
long	logPosition Position the log has reached for the snapshot.
long	recordingId Identity of the recording in the archive for the snapshot.
int	serviceId Identity of the service associated with the snapshot.
long	termBaseLogPosition The log position at the base of the leadership term.
long	timestamp Timestamp for the cluster clock in the time units configured for the cluster at time of the snapshot.

Constructor Summary

Constructors

Constructor and Description
Snapshot(long recordingId, long leadershipTermId, long termBaseLogPosition, long logPosition, long timestamp, int serviceId) A snapshot entry in the RecordingLog.

Method Summary

Modifier and Type	Method and Description
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

recordingId

public final long recordingId

Identity of the recording in the archive for the snapshot.

leadershipTermId

public final long leadershipTermId

Identity of the leadership term.

termBaseLogPosition

public final long termBaseLogPosition

The log position at the base of the leadership term.

logPosition

public final long logPosition

Position the log has reached for the snapshot.

timestamp

public final long timestamp

Timestamp for the cluster clock in the time units configured for the cluster at time of the snapshot.

serviceId

public final int serviceId

Identity of the service associated with the snapshot.

Constructor Detail

Snapshot

public Snapshot(long recordingId,
                long leadershipTermId,
                long termBaseLogPosition,
                long logPosition,
                long timestamp,
                int serviceId)

A snapshot entry in the RecordingLog.

Parameters:

recordingId - of the entry in an archive.

leadershipTermId - in which the snapshot was taken.

termBaseLogPosition - position of the log over leadership terms at the beginning of this term.

logPosition - position reached when the entry was snapshot was taken.

timestamp - as which the snapshot was taken.

serviceId - which the snapshot belongs to.

Method Detail

toString

public String toString()

Overrides:

toString in class Object