org.apache.hudi.sink.event

Class WriteMetadataEvent

java.lang.Object

org.apache.hudi.sink.event.WriteMetadataEvent

All Implemented Interfaces:

Serializable, org.apache.flink.runtime.operators.coordination.OperatorEvent

public class WriteMetadataEvent
extends Object
implements org.apache.flink.runtime.operators.coordination.OperatorEvent

An operator event to mark successful checkpoint batch write.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WriteMetadataEvent.Builder Builder for WriteMetadataEvent.

Field Summary

Fields

Modifier and Type	Field and Description
static String	BOOTSTRAP_INSTANT

Constructor Summary

Constructors

Constructor and Description
WriteMetadataEvent()

Method Summary

Modifier and Type	Method and Description
static WriteMetadataEvent.Builder	builder() Returns the builder for WriteMetadataEvent.
static WriteMetadataEvent	emptyBootstrap(int taskId) Creates empty bootstrap event for task taskId.
String	getInstantTime()
int	getTaskID()
List<WriteStatus>	getWriteStatuses()
boolean	isBootstrap()
boolean	isEndInput()
boolean	isLastBatch()
boolean	isReady(String currentInstant) Returns whether the event is ready to commit.
void	mergeWith(WriteMetadataEvent other) Merges this event with given WriteMetadataEvent other.
void	setBootstrap(boolean bootstrap)
void	setEndInput(boolean endInput)
void	setInstantTime(String instantTime)
void	setLastBatch(boolean lastBatch)
void	setTaskID(int taskID)
void	setWriteStatuses(List<WriteStatus> writeStatuses)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

BOOTSTRAP_INSTANT

public static final String BOOTSTRAP_INSTANT

See Also:

Constant Field Values

Constructor Detail

WriteMetadataEvent

public WriteMetadataEvent()

Method Detail

builder

public static WriteMetadataEvent.Builder builder()

Returns the builder for WriteMetadataEvent.

getWriteStatuses

public List<WriteStatus> getWriteStatuses()

setWriteStatuses

public void setWriteStatuses(List<WriteStatus> writeStatuses)

getTaskID

public int getTaskID()

setTaskID

public void setTaskID(int taskID)

getInstantTime

public String getInstantTime()

setInstantTime

public void setInstantTime(String instantTime)

isEndInput

public boolean isEndInput()

setEndInput

public void setEndInput(boolean endInput)

isBootstrap

public boolean isBootstrap()

setBootstrap

public void setBootstrap(boolean bootstrap)

isLastBatch

public boolean isLastBatch()

setLastBatch

public void setLastBatch(boolean lastBatch)

mergeWith

public void mergeWith(WriteMetadataEvent other)

Merges this event with given WriteMetadataEvent other.

Parameters:

other - The event to be merged

isReady

public boolean isReady(String currentInstant)

Returns whether the event is ready to commit.

toString

public String toString()

Overrides:

toString in class Object

emptyBootstrap

public static WriteMetadataEvent emptyBootstrap(int taskId)

Creates empty bootstrap event for task taskId.

The event indicates that the new instant can start directly, there is no old instant write statuses to recover.