org.apache.flink.cep.nfa

Class NFAStateSerializerSnapshot

java.lang.Object

org.apache.flink.api.common.typeutils.CompositeTypeSerializerSnapshot<NFAState,NFAStateSerializer>

org.apache.flink.cep.nfa.NFAStateSerializerSnapshot

All Implemented Interfaces:

TypeSerializerSnapshot<NFAState>

public class NFAStateSerializerSnapshot
extends CompositeTypeSerializerSnapshot<NFAState,NFAStateSerializer>

Snapshot class for NFAStateSerializer.

Constructor Summary

Constructors

Constructor and Description
NFAStateSerializerSnapshot() Constructor for read instantiation.
NFAStateSerializerSnapshot(NFAStateSerializer serializerInstance) Constructor to create the snapshot for writing.

Method Summary

Modifier and Type	Method and Description
protected NFAStateSerializer	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(NFAStateSerializer outerSerializer) Gets the nested serializers from the outer serializer.

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

getCurrentVersion, isOuterSnapshotCompatible, readOuterSnapshot, readSnapshot, 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, writeVersionedSnapshot

Constructor Detail

NFAStateSerializerSnapshot

public NFAStateSerializerSnapshot()

Constructor for read instantiation.

NFAStateSerializerSnapshot

public NFAStateSerializerSnapshot(NFAStateSerializer serializerInstance)

Constructor to create the snapshot for writing.

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<NFAState,NFAStateSerializer>

Returns:

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

getNestedSerializers

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

Description copied from class: CompositeTypeSerializerSnapshot

Gets the nested serializers from the outer serializer.

Specified by:

getNestedSerializers in class CompositeTypeSerializerSnapshot<NFAState,NFAStateSerializer>

Parameters:

outerSerializer - the outer serializer.

Returns:

the nested serializers.

createOuterSerializerWithNestedSerializers

protected NFAStateSerializer 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<NFAState,NFAStateSerializer>

Parameters:

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

Returns:

an instance of the outer serializer.