org.apache.flink.table.runtime.typeutils

Class WindowKeySerializer.WindowKeySerializerSnapshot

java.lang.Object

org.apache.flink.api.common.typeutils.CompositeTypeSerializerSnapshot<WindowKey,WindowKeySerializer>

org.apache.flink.table.runtime.typeutils.WindowKeySerializer.WindowKeySerializerSnapshot

All Implemented Interfaces:

TypeSerializerSnapshot<WindowKey>

Enclosing class:

WindowKeySerializer

public static final class WindowKeySerializer.WindowKeySerializerSnapshot
extends CompositeTypeSerializerSnapshot<WindowKey,WindowKeySerializer>

A TypeSerializerSnapshot for WindowKeySerializer.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.api.common.typeutils.CompositeTypeSerializerSnapshot

CompositeTypeSerializerSnapshot.OuterSchemaCompatibility

Constructor Summary

Constructors

Constructor and Description
WindowKeySerializerSnapshot() This empty nullary constructor is required for deserializing the configuration.
WindowKeySerializerSnapshot(WindowKeySerializer serializerInstance)

Method Summary

Modifier and Type	Method and Description
protected WindowKeySerializer	createOuterSerializerWithNestedSerializers(TypeSerializer<?>[] nestedSerializers) Creates an instance of the outer serializer with a given array of its nested serializers.
protected int	getCurrentOuterSnapshotVersion() Returns the version of the current outer snapshot's written binary format.
protected TypeSerializer<?>[]	getNestedSerializers(WindowKeySerializer outerSerializer) Gets the nested serializers from the outer serializer.

Methods inherited from class org.apache.flink.api.common.typeutils.CompositeTypeSerializerSnapshot

getCurrentVersion, getNestedSerializerSnapshots, isOuterSnapshotCompatible, readOuterSnapshot, readSnapshot, resolveOuterSchemaCompatibility, resolveOuterSchemaCompatibility, resolveSchemaCompatibility, restoreSerializer, writeOuterSnapshot, writeSnapshot

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.api.common.typeutils.TypeSerializerSnapshot

readVersionedSnapshot, resolveSchemaCompatibility, writeVersionedSnapshot

Constructor Detail

WindowKeySerializerSnapshot

public WindowKeySerializerSnapshot()

This empty nullary constructor is required for deserializing the configuration.

WindowKeySerializerSnapshot

public WindowKeySerializerSnapshot(WindowKeySerializer serializerInstance)

Method Detail

getCurrentOuterSnapshotVersion

protected int getCurrentOuterSnapshotVersion()

Description copied from class: CompositeTypeSerializerSnapshot

Returns the version of the current outer snapshot's written binary format.

Specified by:

getCurrentOuterSnapshotVersion in class CompositeTypeSerializerSnapshot<WindowKey,WindowKeySerializer>

Returns:

the version of the current outer snapshot's written binary format.

getNestedSerializers

protected TypeSerializer<?>[] getNestedSerializers(WindowKeySerializer outerSerializer)

Description copied from class: CompositeTypeSerializerSnapshot

Gets the nested serializers from the outer serializer.

Specified by:

getNestedSerializers in class CompositeTypeSerializerSnapshot<WindowKey,WindowKeySerializer>

Parameters:

outerSerializer - the outer serializer.

Returns:

the nested serializers.

createOuterSerializerWithNestedSerializers

protected WindowKeySerializer createOuterSerializerWithNestedSerializers(TypeSerializer<?>[] nestedSerializers)

Description copied from class: CompositeTypeSerializerSnapshot

Creates an instance of the outer serializer with a given array of its nested serializers.

Specified by:

createOuterSerializerWithNestedSerializers in class CompositeTypeSerializerSnapshot<WindowKey,WindowKeySerializer>

Parameters:

nestedSerializers - array of nested serializers to create the outer serializer with.

Returns:

an instance of the outer serializer.