Package io.debezium.connector.spanner.kafka.internal

Class RebalancingEventListener

java.lang.Object

io.debezium.connector.spanner.kafka.internal.RebalancingEventListener

public class RebalancingEventListener
extends Object

Listens for Rebalance Event from the Rebalance-topic, propagates information about it: Member ID, Generation ID, is current task a Leader or not further for processing

Field Summary

Fields

Modifier and Type	Field	Description
private final long	commitOffsetsInterval
private final Duration	commitOffsetsTimeout
private org.apache.kafka.clients.consumer.Consumer<?,?>	consumer
private final RebalancingConsumerFactory<?,?>	consumerFactory
private final String	consumerGroup
private final Consumer<RuntimeException>	errorHandler
private RebalanceEventMetadata	lastRebalanceEventMetadata
private static final org.slf4j.Logger	LOGGER
private final Duration	pollDuration
private io.debezium.function.BlockingConsumer<RebalanceEventMetadata>	rebalancingAction
private final ResettableDelayedAction	resettableDelayedAction
private final SpannerConnectorTask	task
private Thread	thread
private final String	topic

Constructor Summary

Constructors

Constructor	Description
RebalancingEventListener(SpannerConnectorTask task, String consumerGroup, String topic, Duration rebalancingTaskWaitingTimeout, RebalancingConsumerFactory<?,?> consumerFactory, Consumer<RuntimeException> errorHandler)

Method Summary

Modifier and Type	Method	Description
private boolean	isLeader(Collection<org.apache.kafka.common.TopicPartition> partitions)
void	listen(io.debezium.function.BlockingConsumer<RebalanceEventMetadata> action)
void	shutdown()

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

consumerGroup

private final String consumerGroup

topic

private final String topic

pollDuration

private final Duration pollDuration

commitOffsetsTimeout

private final Duration commitOffsetsTimeout

commitOffsetsInterval

private final long commitOffsetsInterval

consumerFactory

private final RebalancingConsumerFactory<?,?> consumerFactory

errorHandler

private final Consumer<RuntimeException> errorHandler

consumer

private volatile org.apache.kafka.clients.consumer.Consumer<?,?> consumer

thread

private volatile Thread thread

rebalancingAction

private volatile io.debezium.function.BlockingConsumer<RebalanceEventMetadata> rebalancingAction

resettableDelayedAction

private final ResettableDelayedAction resettableDelayedAction

lastRebalanceEventMetadata

private volatile RebalanceEventMetadata lastRebalanceEventMetadata

task

private final SpannerConnectorTask task

Constructor Details

RebalancingEventListener

public RebalancingEventListener(SpannerConnectorTask task,
 String consumerGroup,
 String topic,
 Duration rebalancingTaskWaitingTimeout,
 RebalancingConsumerFactory<?,?> consumerFactory,
 Consumer<RuntimeException> errorHandler)

Method Details

listen

public void listen(io.debezium.function.BlockingConsumer<RebalanceEventMetadata> action)

isLeader

private boolean isLeader(Collection<org.apache.kafka.common.TopicPartition> partitions)

shutdown

public void shutdown()