Package io.debezium.connector.postgresql

Class PostgresChangeEventSourceCoordinator

java.lang.Object

io.debezium.pipeline.ChangeEventSourceCoordinator<PostgresPartition,PostgresOffsetContext>

io.debezium.connector.postgresql.PostgresChangeEventSourceCoordinator

public class PostgresChangeEventSourceCoordinator
extends ChangeEventSourceCoordinator<PostgresPartition,PostgresOffsetContext>

Coordinates one or more ChangeEventSources and executes them in order. Extends the base ChangeEventSourceCoordinator to support a pre-snapshot catch up streaming phase.

Nested Class Summary

Nested classes/interfaces inherited from class io.debezium.pipeline.ChangeEventSourceCoordinator

ChangeEventSourceCoordinator.CatchUpStreamingResult, ChangeEventSourceCoordinator.ChangeEventSourceContextImpl

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	LOGGER
private final SlotState	slotInfo
private final SnapshotterService	snapshotterService

Fields inherited from class io.debezium.pipeline.ChangeEventSourceCoordinator

changeEventSourceFactory, changeEventSourceMetricsFactory, commitOffsetLock, connectorConfig, errorHandler, eventDispatcher, executor, notificationService, previousOffsets, schema, SHUTDOWN_WAIT_TIMEOUT, signalProcessor, snapshotMetrics, streamingMetrics, streamingSource

Constructor Summary

Constructors

Constructor

Description

PostgresChangeEventSourceCoordinator(Offsets<PostgresPartition,PostgresOffsetContext> previousOffsets, ErrorHandler errorHandler, Class<? extends org.apache.kafka.connect.source.SourceConnector> connectorType, CommonConnectorConfig connectorConfig, PostgresChangeEventSourceFactory changeEventSourceFactory, ChangeEventSourceMetricsFactory<PostgresPartition> changeEventSourceMetricsFactory, EventDispatcher<PostgresPartition,?> eventDispatcher, DatabaseSchema<?> schema, SnapshotterService snapshotterService, SlotState slotInfo, SignalProcessor<PostgresPartition,PostgresOffsetContext> signalProcessor, NotificationService<PostgresPartition,PostgresOffsetContext> notificationService)

Method Summary

Modifier and Type	Method	Description
protected ChangeEventSourceCoordinator<PostgresPartition,PostgresOffsetContext>.CatchUpStreamingResult	executeCatchUpStreaming(ChangeEventSource.ChangeEventSourceContext context, SnapshotChangeEventSource<PostgresPartition,PostgresOffsetContext> snapshotSource, PostgresPartition partition, PostgresOffsetContext previousOffset)
private void	setSnapshotStartLsn(PostgresSnapshotChangeEventSource snapshotSource, PostgresOffsetContext offsetContext)

Methods inherited from class io.debezium.pipeline.ChangeEventSourceCoordinator

commitOffset, doBlockingSnapshot, doSnapshot, doSnapshot, executeChangeEventSources, getErrorHandler, getSignalProcessor, initStreamEvents, registerSignalActionsAndStartProcessor, start, stop, streamEvents, streamingConnected

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

snapshotterService

private final SnapshotterService snapshotterService

slotInfo

private final SlotState slotInfo

Constructor Details

PostgresChangeEventSourceCoordinator

public PostgresChangeEventSourceCoordinator(Offsets<PostgresPartition,PostgresOffsetContext> previousOffsets,
 ErrorHandler errorHandler,
 Class<? extends org.apache.kafka.connect.source.SourceConnector> connectorType,
 CommonConnectorConfig connectorConfig,
 PostgresChangeEventSourceFactory changeEventSourceFactory,
 ChangeEventSourceMetricsFactory<PostgresPartition> changeEventSourceMetricsFactory,
 EventDispatcher<PostgresPartition,?> eventDispatcher,
 DatabaseSchema<?> schema,
 SnapshotterService snapshotterService,
 SlotState slotInfo,
 SignalProcessor<PostgresPartition,PostgresOffsetContext> signalProcessor,
 NotificationService<PostgresPartition,PostgresOffsetContext> notificationService)

Method Details

executeCatchUpStreaming

protected ChangeEventSourceCoordinator<PostgresPartition,PostgresOffsetContext>.CatchUpStreamingResult executeCatchUpStreaming(ChangeEventSource.ChangeEventSourceContext context,
 SnapshotChangeEventSource<PostgresPartition,PostgresOffsetContext> snapshotSource,
 PostgresPartition partition,
 PostgresOffsetContext previousOffset)
                                                                                                                        throws InterruptedException

Overrides:

executeCatchUpStreaming in class ChangeEventSourceCoordinator<PostgresPartition,PostgresOffsetContext>

Throws:

InterruptedException

setSnapshotStartLsn

private void setSnapshotStartLsn(PostgresSnapshotChangeEventSource snapshotSource,
 PostgresOffsetContext offsetContext)
                          throws SQLException

Throws:

SQLException