Package io.debezium.connector.mongodb

Class MongoDbOffsetContext

java.lang.Object

io.debezium.connector.mongodb.MongoDbOffsetContext

All Implemented Interfaces:

OffsetContext

public class MongoDbOffsetContext
extends Object
implements OffsetContext

A context that facilitates the management of the current offsets across a set of mongodb replica sets.

Author:

Chris Cranford

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MongoDbOffsetContext.Loader

Field Summary

Fields

Modifier and Type	Field	Description
private IncrementalSnapshotContext<CollectionId>	incrementalSnapshotContext
private Map<ReplicaSet,ReplicaSetOffsetContext>	replicaSetOffsetContexts
private Map<ReplicaSet,ReplicaSetPartition>	replicaSetPartitions
private SourceInfo	sourceInfo
private TransactionContext	transactionContext

Constructor Summary

Constructors

Constructor	Description
MongoDbOffsetContext(SourceInfo sourceInfo, TransactionContext transactionContext, IncrementalSnapshotContext<CollectionId> incrementalSnapshotContext)
MongoDbOffsetContext(SourceInfo sourceInfo, TransactionContext transactionContext, IncrementalSnapshotContext<CollectionId> incrementalSnapshotContext, Map<ReplicaSet,org.bson.Document> offsets)

Method Summary

Modifier and Type	Method	Description
void	event(DataCollectionId collectionId, Instant timestamp)
IncrementalSnapshotContext<?>	getIncrementalSnapshotContext()
Map<String,?>	getOffset()
ReplicaSetOffsetContext	getReplicaSetOffsetContext(ReplicaSet replicaSet)	Get a ReplicaSetOffsetContext instance for a given ReplicaSet.
ReplicaSetPartition	getReplicaSetPartition(ReplicaSet replicaSet)	Get a ReplicaSetPartition instance for a given ReplicaSet.
org.apache.kafka.connect.data.Struct	getSourceInfo()
org.apache.kafka.connect.data.Schema	getSourceInfoSchema()
TransactionContext	getTransactionContext()
void	incrementalSnapshotEvents()
boolean	isSnapshotRunning()
void	markLastSnapshotRecord()
void	postSnapshotCompletion()
void	preSnapshotCompletion()
void	preSnapshotStart()
(package private) void	startReplicaSetSnapshot(String replicaSetName)
(package private) void	stopReplicaSetSnapshot(String replicaSetName)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

sourceInfo

private final SourceInfo sourceInfo

transactionContext

private final TransactionContext transactionContext

replicaSetPartitions

private final Map<ReplicaSet,ReplicaSetPartition> replicaSetPartitions

replicaSetOffsetContexts

private final Map<ReplicaSet,ReplicaSetOffsetContext> replicaSetOffsetContexts

incrementalSnapshotContext

private final IncrementalSnapshotContext<CollectionId> incrementalSnapshotContext

Constructor Detail

MongoDbOffsetContext

public MongoDbOffsetContext(SourceInfo sourceInfo,
                            TransactionContext transactionContext,
                            IncrementalSnapshotContext<CollectionId> incrementalSnapshotContext)

MongoDbOffsetContext

public MongoDbOffsetContext(SourceInfo sourceInfo,
                            TransactionContext transactionContext,
                            IncrementalSnapshotContext<CollectionId> incrementalSnapshotContext,
                            Map<ReplicaSet,org.bson.Document> offsets)

Method Detail

startReplicaSetSnapshot

void startReplicaSetSnapshot(String replicaSetName)

stopReplicaSetSnapshot

void stopReplicaSetSnapshot(String replicaSetName)

getOffset

public Map<String,?> getOffset()

Specified by:

getOffset in interface OffsetContext

getSourceInfoSchema

public org.apache.kafka.connect.data.Schema getSourceInfoSchema()

Specified by:

getSourceInfoSchema in interface OffsetContext

getSourceInfo

public org.apache.kafka.connect.data.Struct getSourceInfo()

Specified by:

getSourceInfo in interface OffsetContext

isSnapshotRunning

public boolean isSnapshotRunning()

Specified by:

isSnapshotRunning in interface OffsetContext

preSnapshotStart

public void preSnapshotStart()

Specified by:

preSnapshotStart in interface OffsetContext

preSnapshotCompletion

public void preSnapshotCompletion()

Specified by:

preSnapshotCompletion in interface OffsetContext

postSnapshotCompletion

public void postSnapshotCompletion()

Specified by:

postSnapshotCompletion in interface OffsetContext

markLastSnapshotRecord

public void markLastSnapshotRecord()

Specified by:

markLastSnapshotRecord in interface OffsetContext

getTransactionContext

public TransactionContext getTransactionContext()

Specified by:

getTransactionContext in interface OffsetContext

incrementalSnapshotEvents

public void incrementalSnapshotEvents()

Specified by:

incrementalSnapshotEvents in interface OffsetContext

getIncrementalSnapshotContext

public IncrementalSnapshotContext<?> getIncrementalSnapshotContext()

Specified by:

getIncrementalSnapshotContext in interface OffsetContext

event

public void event(DataCollectionId collectionId,
                  Instant timestamp)

Specified by:

event in interface OffsetContext

getReplicaSetPartition

public ReplicaSetPartition getReplicaSetPartition(ReplicaSet replicaSet)

Get a ReplicaSetPartition instance for a given ReplicaSet.

Parameters:

replicaSet - the replica set; must not be null.

Returns:

a replica set partition; never null.

getReplicaSetOffsetContext

public ReplicaSetOffsetContext getReplicaSetOffsetContext(ReplicaSet replicaSet)

Get a ReplicaSetOffsetContext instance for a given ReplicaSet.

Parameters:

replicaSet - the replica set; must not be null.

Returns:

a replica set offset context; never null.

toString

public String toString()

Overrides:

toString in class Object