Package org.apache.flink.runtime.checkpoint.metadata

Class MetadataV5Serializer

java.lang.Object

org.apache.flink.runtime.checkpoint.metadata.MetadataV2V3SerializerBase

org.apache.flink.runtime.checkpoint.metadata.MetadataV3Serializer

org.apache.flink.runtime.checkpoint.metadata.MetadataV4Serializer

org.apache.flink.runtime.checkpoint.metadata.MetadataV5Serializer

All Implemented Interfaces:

org.apache.flink.core.io.Versioned, MetadataSerializer

@Internal
public class MetadataV5Serializer
extends MetadataV4Serializer

V5 serializer that adds Operator name and uid.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.runtime.checkpoint.metadata.MetadataV2V3SerializerBase

MetadataV2V3SerializerBase.DeserializationContext

Field Summary

Fields

Modifier and Type	Field	Description
static final MetadataSerializer	INSTANCE
static final int	VERSION

Constructor Summary

Constructors

Constructor	Description
MetadataV5Serializer()

Method Summary

Modifier and Type	Method	Description
protected OperatorState	deserializeOperatorState(DataInputStream dis, MetadataV2V3SerializerBase.DeserializationContext context)
int	getVersion()
protected void	serializeOperatorState(OperatorState operatorState, DataOutputStream dos)

Methods inherited from class org.apache.flink.runtime.checkpoint.metadata.MetadataV4Serializer

deserialize, serialize

Methods inherited from class org.apache.flink.runtime.checkpoint.metadata.MetadataV3Serializer

deserializeInputChannelStateHandle, deserializeInputChannelStateHandle, deserializeKeyedStateHandleUtil, deserializeOperatorStateHandleUtil, deserializeResultSubpartitionStateHandle, deserializeResultSubpartitionStateHandle, deserializeStreamStateHandle, deserializeSubtaskIndexAndFinishedState, serializeInputChannelStateHandle, serializeKeyedStateHandleUtil, serializeOperatorStateHandleUtil, serializeResultSubpartitionStateHandle, serializeStreamStateHandle, serializeSubtaskState

Methods inherited from class org.apache.flink.runtime.checkpoint.metadata.MetadataV2V3SerializerBase

deserializeMasterState, deserializeMetadata, deserializeSubtaskState, serializeMasterState, serializeMetadata

Methods inherited from class java.lang.Object

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

Field Details

INSTANCE

public static final MetadataSerializer INSTANCE

VERSION

public static final int VERSION

See Also:

• Constant Field Values

Constructor Details

MetadataV5Serializer

public MetadataV5Serializer()

Method Details

getVersion

public int getVersion()

Specified by:

getVersion in interface org.apache.flink.core.io.Versioned

Overrides:

getVersion in class MetadataV4Serializer

serializeOperatorState

protected void serializeOperatorState(OperatorState operatorState,
 DataOutputStream dos)
                               throws IOException

Overrides:

serializeOperatorState in class MetadataV3Serializer

Throws:

IOException

deserializeOperatorState

protected OperatorState deserializeOperatorState(DataInputStream dis,
 @Nullable
 MetadataV2V3SerializerBase.DeserializationContext context)
                                          throws IOException

Overrides:

deserializeOperatorState in class MetadataV3Serializer

Throws:

IOException