akka.persistence

Class SnapshotSelectionCriteria

java.lang.Object

akka.persistence.SnapshotSelectionCriteria

All Implemented Interfaces:

java.io.Serializable, scala.Equals, scala.Product

public final class SnapshotSelectionCriteria
extends java.lang.Object
implements scala.Product, scala.Serializable

Selection criteria for loading and deleting snapshots.

param: maxSequenceNr upper bound for a selected snapshot's sequence number. Default is no upper bound, i.e. Long.MaxValue param: maxTimestamp upper bound for a selected snapshot's timestamp. Default is no upper bound, i.e. Long.MaxValue param: minSequenceNr lower bound for a selected snapshot's sequence number. Default is no lower bound, i.e. 0L param: minTimestamp lower bound for a selected snapshot's timestamp. Default is no lower bound, i.e. 0L

See Also:

Recovery, Serialized Form

Constructor Summary

Constructors

Constructor and Description
SnapshotSelectionCriteria(long maxSequenceNr, long maxTimestamp, long minSequenceNr, long minTimestamp)

Method Summary

Modifier and Type	Method and Description
abstract static boolean	canEqual(java.lang.Object that)
static SnapshotSelectionCriteria	create(long maxSequenceNr, long maxTimestamp) Java API.
static SnapshotSelectionCriteria	create(long maxSequenceNr, long maxTimestamp, long minSequenceNr, long minTimestamp) Java API.
abstract static boolean	equals(java.lang.Object that)
static SnapshotSelectionCriteria	latest() Java API.
static SnapshotSelectionCriteria	Latest() The latest saved snapshot.
SnapshotSelectionCriteria	limit(long toSequenceNr) INTERNAL API.
boolean	matches(SnapshotMetadata metadata) INTERNAL API.
long	maxSequenceNr()
long	maxTimestamp()
long	minSequenceNr()
long	minTimestamp()
static SnapshotSelectionCriteria	none() Java API.
static SnapshotSelectionCriteria	None() No saved snapshot matches.
abstract static int	productArity()
abstract static java.lang.Object	productElement(int n)
static scala.collection.Iterator<java.lang.Object>	productIterator()
static java.lang.String	productPrefix()

Methods inherited from class java.lang.Object

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

Methods inherited from interface scala.Product

$init$, productArity, productElement, productIterator, productPrefix

Methods inherited from interface scala.Equals

canEqual, equals

Constructor Detail

SnapshotSelectionCriteria

public SnapshotSelectionCriteria(long maxSequenceNr,
                                 long maxTimestamp,
                                 long minSequenceNr,
                                 long minTimestamp)

Method Detail

Latest

public static SnapshotSelectionCriteria Latest()

The latest saved snapshot.

Returns:

(undocumented)

None

public static SnapshotSelectionCriteria None()

No saved snapshot matches.

Returns:

(undocumented)

create

public static SnapshotSelectionCriteria create(long maxSequenceNr,
                                               long maxTimestamp)

Java API.

Parameters:

maxSequenceNr - (undocumented)

maxTimestamp - (undocumented)

Returns:

(undocumented)

create

public static SnapshotSelectionCriteria create(long maxSequenceNr,
                                               long maxTimestamp,
                                               long minSequenceNr,
                                               long minTimestamp)

Java API.

Parameters:

maxSequenceNr - (undocumented)

maxTimestamp - (undocumented)

minSequenceNr - (undocumented)

minTimestamp - (undocumented)

Returns:

(undocumented)

latest

public static SnapshotSelectionCriteria latest()

Java API.

Returns:

(undocumented)

none

public static SnapshotSelectionCriteria none()

Java API.

Returns:

(undocumented)

canEqual

public abstract static boolean canEqual(java.lang.Object that)

equals

public abstract static boolean equals(java.lang.Object that)

productElement

public abstract static java.lang.Object productElement(int n)

productArity

public abstract static int productArity()

productIterator

public static scala.collection.Iterator<java.lang.Object> productIterator()

productPrefix

public static java.lang.String productPrefix()

maxSequenceNr

public long maxSequenceNr()

maxTimestamp

public long maxTimestamp()

minSequenceNr

public long minSequenceNr()

minTimestamp

public long minTimestamp()

limit

public SnapshotSelectionCriteria limit(long toSequenceNr)

INTERNAL API.

Parameters:

toSequenceNr - (undocumented)

Returns:

(undocumented)

matches

public boolean matches(SnapshotMetadata metadata)

INTERNAL API.

Parameters:

metadata - (undocumented)

Returns:

(undocumented)