Package io.camunda.zeebe.logstreams.impl.log

Class LogStreamImpl

java.lang.Object

io.camunda.zeebe.scheduler.Actor

io.camunda.zeebe.logstreams.impl.log.LogStreamImpl

All Implemented Interfaces:

LogStream, LogStorage.CommitListener, AsyncClosable, ConcurrencyControl, FailureListener, HealthMonitorable, AutoCloseable

public final class LogStreamImpl
extends Actor
implements LogStream, FailureListener, LogStorage.CommitListener

Nested Class Summary

Nested classes/interfaces inherited from class io.camunda.zeebe.scheduler.Actor

Actor.ActorBuilder

Field Summary

Fields inherited from class io.camunda.zeebe.scheduler.Actor

actor, ACTOR_PROP_NAME, ACTOR_PROP_PARTITION_ID

Method Summary

Modifier and Type	Method	Description
void	addFailureListener(FailureListener failureListener)
void	close()
ActorFuture<Void>	closeAsync()
protected Map<String,String>	createContext()
HealthReport	getHealthReport()
String	getLogName()	Returns the name of the log stream.
String	getName()
int	getPartitionId()
protected void	handleFailure(Throwable failure)
ActorFuture<LogStreamBatchWriter>	newLogStreamBatchWriter()
ActorFuture<LogStreamReader>	newLogStreamReader()
ActorFuture<LogStreamRecordWriter>	newLogStreamRecordWriter()
protected void	onActorClosed()
protected void	onActorClosing()
protected void	onActorStarted()
void	onCommit()	Called when a new record is committed in the storage
void	onFailure(HealthReport report)
void	onRecovered()
void	onUnrecoverableFailure(HealthReport report)
void	registerRecordAvailableListener(LogRecordAwaiter recordAwaiter)	Registers a listener that will be notified when new records are available to read from the logstream.
void	removeFailureListener(FailureListener failureListener)
void	removeRecordAvailableListener(LogRecordAwaiter recordAwaiter)	Removes the listener.

Methods inherited from class io.camunda.zeebe.scheduler.Actor

buildActorName, buildActorName, getContext, isActorClosed, newActor, onActorCloseRequested, onActorFailed, onActorStarting, run, runOnCompletion, wrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.camunda.zeebe.scheduler.ConcurrencyControl

createCompletedFuture, createFuture

Method Details

createContext

protected Map<String,String> createContext()

Overrides:

createContext in class Actor

getName

public String getName()

Specified by:

getName in interface HealthMonitorable

Overrides:

getName in class Actor

onActorStarted

protected void onActorStarted()

Overrides:

onActorStarted in class Actor

onActorClosing

protected void onActorClosing()

Overrides:

onActorClosing in class Actor

onActorClosed

protected void onActorClosed()

Overrides:

onActorClosed in class Actor

close

public void close()

Specified by:

close in interface AutoCloseable

Overrides:

close in class Actor

closeAsync

public ActorFuture<Void> closeAsync()

Specified by:

closeAsync in interface AsyncClosable

Overrides:

closeAsync in class Actor

handleFailure

protected void handleFailure(Throwable failure)

Overrides:

handleFailure in class Actor

getPartitionId

public int getPartitionId()

Specified by:

getPartitionId in interface LogStream

Returns:

the partition id of the log stream

getLogName

public String getLogName()

Description copied from interface: LogStream

Returns the name of the log stream.

Specified by:

getLogName in interface LogStream

Returns:

the log stream name

newLogStreamReader

public ActorFuture<LogStreamReader> newLogStreamReader()

Specified by:

newLogStreamReader in interface LogStream

Returns:

a future, when successfully completed it returns a newly created log stream reader

newLogStreamRecordWriter

public ActorFuture<LogStreamRecordWriter> newLogStreamRecordWriter()

Specified by:

newLogStreamRecordWriter in interface LogStream

Returns:

a future, when successfully completed it returns a newly created log stream record writer

newLogStreamBatchWriter

public ActorFuture<LogStreamBatchWriter> newLogStreamBatchWriter()

Specified by:

newLogStreamBatchWriter in interface LogStream

Returns:

a future, when successfully completed it returns a newly created log stream batch writer

registerRecordAvailableListener

public void registerRecordAvailableListener(LogRecordAwaiter recordAwaiter)

Description copied from interface: LogStream

Registers a listener that will be notified when new records are available to read from the logstream.

Specified by:

registerRecordAvailableListener in interface LogStream

Parameters:

recordAwaiter - the listener to be notified

removeRecordAvailableListener

public void removeRecordAvailableListener(LogRecordAwaiter recordAwaiter)

Description copied from interface: LogStream

Removes the listener.

Specified by:

removeRecordAvailableListener in interface LogStream

Parameters:

recordAwaiter - the listener to remove

onCommit

public void onCommit()

Description copied from interface: LogStorage.CommitListener

Called when a new record is committed in the storage

Specified by:

onCommit in interface LogStorage.CommitListener

getHealthReport

public HealthReport getHealthReport()

Specified by:

getHealthReport in interface HealthMonitorable

addFailureListener

public void addFailureListener(FailureListener failureListener)

Specified by:

addFailureListener in interface HealthMonitorable

removeFailureListener

public void removeFailureListener(FailureListener failureListener)

Specified by:

removeFailureListener in interface HealthMonitorable

onFailure

public void onFailure(HealthReport report)

Specified by:

onFailure in interface FailureListener

onRecovered

public void onRecovered()

Specified by:

onRecovered in interface FailureListener

onUnrecoverableFailure

public void onUnrecoverableFailure(HealthReport report)

Specified by:

onUnrecoverableFailure in interface FailureListener