Package io.debezium.connector.mongodb

Class MongoDbStreamingChangeEventSource

java.lang.Object

io.debezium.connector.mongodb.MongoDbStreamingChangeEventSource

All Implemented Interfaces:

ChangeEventSource, StreamingChangeEventSource<MongoDbPartition,MongoDbOffsetContext>

public class MongoDbStreamingChangeEventSource
extends Object
implements StreamingChangeEventSource<MongoDbPartition,MongoDbOffsetContext>

Author:

Chris Cranford

Nested Class Summary

Nested classes/interfaces inherited from interface io.debezium.pipeline.source.spi.ChangeEventSource

ChangeEventSource.ChangeEventSourceContext

Field Summary

Fields

Modifier and Type	Field	Description
private final Clock	clock
private final ConnectionContext	connectionContext
private final MongoDbConnection.ChangeEventSourceConnectionFactory	connections
private final MongoDbConnectorConfig	connectorConfig
private final EventDispatcher<MongoDbPartition,CollectionId>	dispatcher
private final ErrorHandler	errorHandler
private static final org.slf4j.Logger	LOGGER
private final ReplicaSets	replicaSets
private final MongoDbTaskContext	taskContext

Constructor Summary

Constructors

Constructor	Description
MongoDbStreamingChangeEventSource(MongoDbConnectorConfig connectorConfig, MongoDbTaskContext taskContext, MongoDbConnection.ChangeEventSourceConnectionFactory connections, ReplicaSets replicaSets, EventDispatcher<MongoDbPartition,CollectionId> dispatcher, ErrorHandler errorHandler, Clock clock)

Method Summary

Modifier and Type	Method	Description
protected MongoDbOffsetContext	emptyOffsets(MongoDbConnectorConfig connectorConfig)
void	execute(ChangeEventSource.ChangeEventSourceContext context, MongoDbPartition partition, MongoDbOffsetContext offsetContext)
private void	readChangeStream(com.mongodb.client.MongoClient client, ReplicaSet replicaSet, ChangeEventSource.ChangeEventSourceContext context, MongoDbOffsetContext offsetContext)
private void	streamChangesForReplicaSet(ChangeEventSource.ChangeEventSourceContext context, MongoDbPartition partition, ReplicaSet replicaSet, MongoDbOffsetContext offsetContext)
private void	streamChangesForReplicaSets(ChangeEventSource.ChangeEventSourceContext context, MongoDbPartition partition, List<ReplicaSet> replicaSets, MongoDbOffsetContext offsetContext)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.debezium.pipeline.source.spi.StreamingChangeEventSource

commitOffset, executeIteration, init

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

connectorConfig

private final MongoDbConnectorConfig connectorConfig

dispatcher

private final EventDispatcher<MongoDbPartition,CollectionId> dispatcher

errorHandler

private final ErrorHandler errorHandler

clock

private final Clock clock

connectionContext

private final ConnectionContext connectionContext

replicaSets

private final ReplicaSets replicaSets

taskContext

private final MongoDbTaskContext taskContext

connections

private final MongoDbConnection.ChangeEventSourceConnectionFactory connections

Constructor Details

MongoDbStreamingChangeEventSource

public MongoDbStreamingChangeEventSource(MongoDbConnectorConfig connectorConfig,
 MongoDbTaskContext taskContext,
 MongoDbConnection.ChangeEventSourceConnectionFactory connections,
 ReplicaSets replicaSets,
 EventDispatcher<MongoDbPartition,CollectionId> dispatcher,
 ErrorHandler errorHandler,
 Clock clock)

Method Details

execute

public void execute(ChangeEventSource.ChangeEventSourceContext context,
 MongoDbPartition partition,
 MongoDbOffsetContext offsetContext)
             throws InterruptedException

Specified by:

execute in interface StreamingChangeEventSource<MongoDbPartition,MongoDbOffsetContext>

Throws:

InterruptedException

streamChangesForReplicaSet

private void streamChangesForReplicaSet(ChangeEventSource.ChangeEventSourceContext context,
 MongoDbPartition partition,
 ReplicaSet replicaSet,
 MongoDbOffsetContext offsetContext)

streamChangesForReplicaSets

private void streamChangesForReplicaSets(ChangeEventSource.ChangeEventSourceContext context,
 MongoDbPartition partition,
 List<ReplicaSet> replicaSets,
 MongoDbOffsetContext offsetContext)

readChangeStream

private void readChangeStream(com.mongodb.client.MongoClient client,
 ReplicaSet replicaSet,
 ChangeEventSource.ChangeEventSourceContext context,
 MongoDbOffsetContext offsetContext)

emptyOffsets

protected MongoDbOffsetContext emptyOffsets(MongoDbConnectorConfig connectorConfig)