Package io.debezium.connector.spanner.task.leader

Class LowWatermarkStampPublisher

java.lang.Object

io.debezium.connector.spanner.task.leader.LowWatermarkStampPublisher

public class LowWatermarkStampPublisher
extends Object

Generates watermark update messages to output topics with the latest watermark value

Field Summary

Fields

Modifier and Type	Field	Description
private final Consumer<Throwable>	errorHandler
private static final org.slf4j.Logger	LOGGER
private final boolean	lowWatermarkEnabled
private Thread	publisherThread
private final Duration	publishInterval
private final SpannerEventDispatcher	spannerEventDispatcher
private final AtomicBoolean	suspendFlag
private final TaskSyncContextHolder	taskSyncContextHolder

Constructor Summary

Constructors

Constructor	Description
LowWatermarkStampPublisher(SpannerConnectorConfig spannerConnectorConfig, SpannerEventDispatcher spannerEventDispatcher, Consumer<Throwable> errorHandler, TaskSyncContextHolder taskSyncContextHolder)

Method Summary

Modifier and Type	Method	Description
private Thread	createPublisherThread()
void	destroy()
void	init()
void	start()
void	suspend()

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

publishInterval

private final Duration publishInterval

publisherThread

private volatile Thread publisherThread

spannerEventDispatcher

private final SpannerEventDispatcher spannerEventDispatcher

lowWatermarkEnabled

private final boolean lowWatermarkEnabled

suspendFlag

private final AtomicBoolean suspendFlag

errorHandler

private final Consumer<Throwable> errorHandler

taskSyncContextHolder

private final TaskSyncContextHolder taskSyncContextHolder

Constructor Details

LowWatermarkStampPublisher

public LowWatermarkStampPublisher(SpannerConnectorConfig spannerConnectorConfig,
 SpannerEventDispatcher spannerEventDispatcher,
 Consumer<Throwable> errorHandler,
 TaskSyncContextHolder taskSyncContextHolder)

Method Details

init

public void init()

start

public void start()

suspend

public void suspend()

destroy

public void destroy()
             throws InterruptedException

Throws:

InterruptedException

createPublisherThread

private Thread createPublisherThread()