Package org.apache.cassandra.service.paxos

Class PaxosState.Snapshot

java.lang.Object

org.apache.cassandra.service.paxos.PaxosState.Snapshot

Direct Known Subclasses:

PaxosState.UnsafeSnapshot

Enclosing class:

PaxosState

public static class PaxosState.Snapshot
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
final Commit.Accepted	accepted
final Commit.Committed	committed
final Ballot	promised
final Ballot	promisedWrite

Constructor Summary

Constructors

Constructor	Description
Snapshot(Ballot promised, Ballot promisedWrite, Commit.Accepted accepted, Commit.Committed committed)

Method Summary

Modifier and Type	Method	Description
Ballot	latestWitnessedOrLowBound()
Ballot	latestWitnessedOrLowBound(Ballot latestWriteOrLowBound)
Ballot	latestWriteOrLowBound()
static PaxosState.Snapshot	merge(PaxosState.Snapshot a, PaxosState.Snapshot b)

Methods inherited from class java.lang.Object

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

Field Details

promised

@Nonnull
public final Ballot promised

promisedWrite

@Nonnull
public final Ballot promisedWrite

accepted

@Nullable
public final Commit.Accepted accepted

committed

@Nonnull
public final Commit.Committed committed

Constructor Details

Snapshot

public Snapshot(@Nonnull
 Ballot promised,
 @Nonnull
 Ballot promisedWrite,
 @Nullable
 Commit.Accepted accepted,
 @Nonnull
 Commit.Committed committed)

Method Details

latestWitnessedOrLowBound

@Nonnull
public Ballot latestWitnessedOrLowBound(Ballot latestWriteOrLowBound)

latestWitnessedOrLowBound

@Nonnull
public Ballot latestWitnessedOrLowBound()

latestWriteOrLowBound

@Nonnull
public Ballot latestWriteOrLowBound()

merge

public static PaxosState.Snapshot merge(PaxosState.Snapshot a,
 PaxosState.Snapshot b)