Package io.camunda.zeebe.logstreams.impl.flowcontrol

Class InFlightAppend

java.lang.Object

io.camunda.zeebe.logstreams.impl.flowcontrol.InFlightAppend

All Implemented Interfaces:

LogStorage.AppendListener

public final class InFlightAppend
extends Object
implements LogStorage.AppendListener

Represents an in-flight append. Updates metrics and backpressure limits after being started and handles callbacks from the log storage. Commit and write errors are propagated to an AppendErrorHandler.

Constructor Summary

Constructors

Constructor	Description
InFlightAppend(AppendErrorHandler errorHandler, com.netflix.concurrency.limits.Limiter.Listener limiter, AppenderMetrics metrics)

Method Summary

Modifier and Type	Method	Description
void	discard()
void	onCommit(long address)	Called when the entry has been successfully committed.
void	onCommitError(long address, Throwable error)	Called when an error occurs while committing an entry.
void	onWrite(long address)	Called when the entry has been successfully written to the local storage.
void	onWriteError(Throwable error)	Called when an error occurred while writing to the entry.
InFlightAppend	start(long position)

Methods inherited from class java.lang.Object

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

Constructor Details

InFlightAppend

public InFlightAppend(AppendErrorHandler errorHandler,
 com.netflix.concurrency.limits.Limiter.Listener limiter,
 AppenderMetrics metrics)

Method Details

onWrite

public void onWrite(long address)

Description copied from interface: LogStorage.AppendListener

Called when the entry has been successfully written to the local storage.

Specified by:

onWrite in interface LogStorage.AppendListener

Parameters:

address - the address of the written entry

onWriteError

public void onWriteError(Throwable error)

Description copied from interface: LogStorage.AppendListener

Called when an error occurred while writing to the entry.

Specified by:

onWriteError in interface LogStorage.AppendListener

Parameters:

error - the error that occurred

onCommit

public void onCommit(long address)

Description copied from interface: LogStorage.AppendListener

Called when the entry has been successfully committed.

Specified by:

onCommit in interface LogStorage.AppendListener

Parameters:

address - the address of the committed entry

onCommitError

public void onCommitError(long address,
 Throwable error)

Description copied from interface: LogStorage.AppendListener

Called when an error occurs while committing an entry.

Specified by:

onCommitError in interface LogStorage.AppendListener

Parameters:

address - the address of the entry to be committed

error - the error that occurred

start

public InFlightAppend start(long position)

discard

public void discard()