org.apache.flink.runtime.state.ttl

Class TtlStateFactory.TtlSerializer<T>

java.lang.Object

org.apache.flink.api.common.typeutils.TypeSerializer<T>

org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>>

org.apache.flink.runtime.state.ttl.TtlStateFactory.TtlSerializer<T>

All Implemented Interfaces:

Serializable

Enclosing class:

TtlStateFactory<K,N,SV,TTLSV,S extends org.apache.flink.api.common.state.State,IS extends S>

public static class TtlStateFactory.TtlSerializer<T>
extends org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>>

Serializer for user state value with TTL. Visibility is public for usage with external tools.

See Also:

Serialized Form

Nested Class Summary

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

org.apache.flink.api.common.typeutils.CompositeSerializer.PrecomputedParameters

Field Summary

Fields inherited from class org.apache.flink.api.common.typeutils.CompositeSerializer

fieldSerializers

Constructor Summary

Constructors

Constructor and Description
TtlSerializer(org.apache.flink.api.common.typeutils.CompositeSerializer.PrecomputedParameters precomputed, org.apache.flink.api.common.typeutils.TypeSerializer<?>... fieldSerializers)
TtlSerializer(org.apache.flink.api.common.typeutils.TypeSerializer<Long> timestampSerializer, org.apache.flink.api.common.typeutils.TypeSerializer<T> userValueSerializer)

Method Summary

Modifier and Type	Method and Description
TtlValue<T>	createInstance(Object... values)
protected org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>>	createSerializerInstance(org.apache.flink.api.common.typeutils.CompositeSerializer.PrecomputedParameters precomputed, org.apache.flink.api.common.typeutils.TypeSerializer<?>... originalSerializers)
protected Object	getField(TtlValue<T> v, int index)
static boolean	isTtlStateSerializer(org.apache.flink.api.common.typeutils.TypeSerializer<?> typeSerializer)
protected void	setField(TtlValue<T> v, int index, Object fieldValue)
org.apache.flink.api.common.typeutils.TypeSerializerSnapshot<TtlValue<T>>	snapshotConfiguration()

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

copy, copy, copy, createInstance, deserialize, deserialize, duplicate, equals, getLength, hashCode, isImmutableType, serialize

Methods inherited from class java.lang.Object

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

Constructor Detail

TtlSerializer

public TtlSerializer(org.apache.flink.api.common.typeutils.TypeSerializer<Long> timestampSerializer,
                     org.apache.flink.api.common.typeutils.TypeSerializer<T> userValueSerializer)

TtlSerializer

public TtlSerializer(org.apache.flink.api.common.typeutils.CompositeSerializer.PrecomputedParameters precomputed,
                     org.apache.flink.api.common.typeutils.TypeSerializer<?>... fieldSerializers)

Method Detail

createInstance

public TtlValue<T> createInstance(@Nonnull
                                  Object... values)

Specified by:

createInstance in class org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>>

setField

protected void setField(@Nonnull
                        TtlValue<T> v,
                        int index,
                        Object fieldValue)

Specified by:

setField in class org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>>

getField

protected Object getField(@Nonnull
                          TtlValue<T> v,
                          int index)

Specified by:

getField in class org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>>

createSerializerInstance

protected org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>> createSerializerInstance(org.apache.flink.api.common.typeutils.CompositeSerializer.PrecomputedParameters precomputed,
                                                                                                          org.apache.flink.api.common.typeutils.TypeSerializer<?>... originalSerializers)

Specified by:

createSerializerInstance in class org.apache.flink.api.common.typeutils.CompositeSerializer<TtlValue<T>>

snapshotConfiguration

public org.apache.flink.api.common.typeutils.TypeSerializerSnapshot<TtlValue<T>> snapshotConfiguration()

Specified by:

snapshotConfiguration in class org.apache.flink.api.common.typeutils.TypeSerializer<TtlValue<T>>

isTtlStateSerializer

public static boolean isTtlStateSerializer(org.apache.flink.api.common.typeutils.TypeSerializer<?> typeSerializer)