org.neo4j.causalclustering.catchup.tx

Class CatchupPollingProcess

java.lang.Object

org.neo4j.kernel.lifecycle.LifecycleAdapter

org.neo4j.causalclustering.catchup.tx.CatchupPollingProcess

All Implemented Interfaces:

org.neo4j.kernel.lifecycle.Lifecycle

public class CatchupPollingProcess
extends org.neo4j.kernel.lifecycle.LifecycleAdapter

This class is responsible for pulling transactions from a core server and queuing them to be applied with the BatchingTxApplier. Pull requests are issued on a fixed interval. If the necessary transactions are not remotely available then a fresh copy of the entire store will be pulled down.

Nested Class Summary

Nested classes/interfaces inherited from interface org.neo4j.kernel.lifecycle.Lifecycle

org.neo4j.kernel.lifecycle.Lifecycle.Delegate

Constructor Summary

Constructors

Constructor and Description

CatchupPollingProcess(org.neo4j.logging.LogProvider logProvider, org.neo4j.io.fs.FileSystemAbstraction fs, LocalDatabase localDatabase, org.neo4j.kernel.lifecycle.Lifecycle startStopOnStoreCopy, StoreFetcher storeFetcher, CatchUpClient catchUpClient, CoreMemberSelectionStrategy connectionStrategy, RenewableTimeoutService timeoutService, long txPullIntervalMillis, BatchingTxApplier applier, org.neo4j.kernel.monitoring.Monitors monitors, CopiedStoreRecovery copiedStoreRecovery, Supplier<org.neo4j.kernel.internal.DatabaseHealth> databaseHealthSupplier)

Method Summary

Modifier and Type	Method and Description
void	start()
org.neo4j.causalclustering.catchup.tx.CatchupPollingProcess.State	state()
void	stop()
Future<Boolean>	upToDateFuture()

Methods inherited from class org.neo4j.kernel.lifecycle.LifecycleAdapter

init, shutdown

Methods inherited from class java.lang.Object

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

Constructor Detail

CatchupPollingProcess

public CatchupPollingProcess(org.neo4j.logging.LogProvider logProvider,
                             org.neo4j.io.fs.FileSystemAbstraction fs,
                             LocalDatabase localDatabase,
                             org.neo4j.kernel.lifecycle.Lifecycle startStopOnStoreCopy,
                             StoreFetcher storeFetcher,
                             CatchUpClient catchUpClient,
                             CoreMemberSelectionStrategy connectionStrategy,
                             RenewableTimeoutService timeoutService,
                             long txPullIntervalMillis,
                             BatchingTxApplier applier,
                             org.neo4j.kernel.monitoring.Monitors monitors,
                             CopiedStoreRecovery copiedStoreRecovery,
                             Supplier<org.neo4j.kernel.internal.DatabaseHealth> databaseHealthSupplier)

Method Detail

start

public void start()
           throws Throwable

Specified by:

start in interface org.neo4j.kernel.lifecycle.Lifecycle

Overrides:

start in class org.neo4j.kernel.lifecycle.LifecycleAdapter

Throws:

Throwable

upToDateFuture

public Future<Boolean> upToDateFuture()
                               throws InterruptedException

Throws:

InterruptedException

stop

public void stop()
          throws Throwable

Specified by:

stop in interface org.neo4j.kernel.lifecycle.Lifecycle

Overrides:

stop in class org.neo4j.kernel.lifecycle.LifecycleAdapter

Throws:

Throwable

state

public org.neo4j.causalclustering.catchup.tx.CatchupPollingProcess.State state()