Package io.debezium.connector.spanner.task.operation

Class TakePartitionForStreamingOperation

java.lang.Object

io.debezium.connector.spanner.task.operation.TakePartitionForStreamingOperation

All Implemented Interfaces:

Operation

public class TakePartitionForStreamingOperation
extends Object
implements Operation

Check what partitions are ready to and schedule them for streaming

Field Summary

Fields

Modifier and Type	Field	Description
private final ChangeStream	changeStream
private boolean	isRequiredPublishSyncEvent
private static final org.slf4j.Logger	LOGGER
private final PartitionFactory	partitionFactory

Constructor Summary

Constructors

Constructor	Description
TakePartitionForStreamingOperation(ChangeStream changeStream, PartitionFactory partitionFactory)

Method Summary

Modifier and Type	Method	Description
TaskSyncContext	doOperation(TaskSyncContext taskSyncContext)
private boolean	isPartition(Collection<TaskState> taskStates, String token)
private boolean	isPartitionStreamingAlready(Collection<TaskState> taskStates, String token, String taskUid)
boolean	isRequiredPublishSyncEvent()
private TaskSyncContext	removeAlreadyStreamingPartitions(TaskSyncContext taskSyncContext)
private boolean	submitPartition(PartitionState partitionState, TaskSyncContext taskSyncContext)
private TaskSyncContext	takePartitionForStreaming(TaskSyncContext taskSyncContext)

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

changeStream

private final ChangeStream changeStream

partitionFactory

private final PartitionFactory partitionFactory

isRequiredPublishSyncEvent

private boolean isRequiredPublishSyncEvent

Constructor Details

TakePartitionForStreamingOperation

public TakePartitionForStreamingOperation(ChangeStream changeStream,
 PartitionFactory partitionFactory)

Method Details

takePartitionForStreaming

private TaskSyncContext takePartitionForStreaming(TaskSyncContext taskSyncContext)

submitPartition

private boolean submitPartition(PartitionState partitionState,
 TaskSyncContext taskSyncContext)

removeAlreadyStreamingPartitions

private TaskSyncContext removeAlreadyStreamingPartitions(TaskSyncContext taskSyncContext)

isPartitionStreamingAlready

private boolean isPartitionStreamingAlready(Collection<TaskState> taskStates,
 String token,
 String taskUid)

isPartition

private boolean isPartition(Collection<TaskState> taskStates,
 String token)

isRequiredPublishSyncEvent

public boolean isRequiredPublishSyncEvent()

Specified by:

isRequiredPublishSyncEvent in interface Operation

doOperation

public TaskSyncContext doOperation(TaskSyncContext taskSyncContext)

Specified by:

doOperation in interface Operation