Package org.apache.flink.streaming.api.operators

Class TimerSerializer<K,N>

java.lang.Object

org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

org.apache.flink.streaming.api.operators.TimerSerializer<K,N>

Type Parameters:

K - type of the timer key.

N - type of the timer namespace.

All Implemented Interfaces:

Serializable

@Internal
public class TimerSerializer<K,N>
extends org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

A serializer for TimerHeapInternalTimer objects that produces a serialization format that is lexicographically aligned the priority of the timers.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
TimerSerializer(org.apache.flink.api.common.typeutils.TypeSerializer<K> keySerializer, org.apache.flink.api.common.typeutils.TypeSerializer<N> namespaceSerializer)

Method Summary

Modifier and Type	Method	Description
void	copy(org.apache.flink.core.memory.DataInputView source, org.apache.flink.core.memory.DataOutputView target)
TimerHeapInternalTimer<K,N>	copy(TimerHeapInternalTimer<K,N> from)
TimerHeapInternalTimer<K,N>	copy(TimerHeapInternalTimer<K,N> from, TimerHeapInternalTimer<K,N> reuse)
TimerHeapInternalTimer<K,N>	createInstance()
TimerHeapInternalTimer<K,N>	deserialize(org.apache.flink.core.memory.DataInputView source)
TimerHeapInternalTimer<K,N>	deserialize(TimerHeapInternalTimer<K,N> reuse, org.apache.flink.core.memory.DataInputView source)
TimerSerializer<K,N>	duplicate()
boolean	equals(Object o)
org.apache.flink.api.common.typeutils.TypeSerializer<K>	getKeySerializer()
int	getLength()
org.apache.flink.api.common.typeutils.TypeSerializer<N>	getNamespaceSerializer()
int	hashCode()
boolean	isImmutableType()
void	serialize(TimerHeapInternalTimer<K,N> record, org.apache.flink.core.memory.DataOutputView target)
TimerSerializerSnapshot<K,N>	snapshotConfiguration()

Methods inherited from class java.lang.Object

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

Constructor Details

TimerSerializer

public TimerSerializer(@Nonnull
 org.apache.flink.api.common.typeutils.TypeSerializer<K> keySerializer,
 @Nonnull
 org.apache.flink.api.common.typeutils.TypeSerializer<N> namespaceSerializer)

Method Details

isImmutableType

public boolean isImmutableType()

Specified by:

isImmutableType in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

duplicate

public TimerSerializer<K,N> duplicate()

Specified by:

duplicate in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

createInstance

public TimerHeapInternalTimer<K,N> createInstance()

Specified by:

createInstance in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

copy

public TimerHeapInternalTimer<K,N> copy(TimerHeapInternalTimer<K,N> from)

Specified by:

copy in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

copy

public TimerHeapInternalTimer<K,N> copy(TimerHeapInternalTimer<K,N> from,
 TimerHeapInternalTimer<K,N> reuse)

Specified by:

copy in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

getLength

public int getLength()

Specified by:

getLength in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

serialize

public void serialize(TimerHeapInternalTimer<K,N> record,
 org.apache.flink.core.memory.DataOutputView target)
               throws IOException

Specified by:

serialize in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

Throws:

IOException

deserialize

public TimerHeapInternalTimer<K,N> deserialize(org.apache.flink.core.memory.DataInputView source)
                                        throws IOException

Specified by:

deserialize in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

Throws:

IOException

deserialize

public TimerHeapInternalTimer<K,N> deserialize(TimerHeapInternalTimer<K,N> reuse,
 org.apache.flink.core.memory.DataInputView source)
                                        throws IOException

Specified by:

deserialize in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

Throws:

IOException

copy

public void copy(org.apache.flink.core.memory.DataInputView source,
 org.apache.flink.core.memory.DataOutputView target)
          throws IOException

Specified by:

copy in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

Throws:

IOException

equals

public boolean equals(Object o)

Specified by:

equals in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

hashCode

public int hashCode()

Specified by:

hashCode in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

snapshotConfiguration

public TimerSerializerSnapshot<K,N> snapshotConfiguration()

Specified by:

snapshotConfiguration in class org.apache.flink.api.common.typeutils.TypeSerializer<TimerHeapInternalTimer<K,N>>

getKeySerializer

@Nonnull
public org.apache.flink.api.common.typeutils.TypeSerializer<K> getKeySerializer()

getNamespaceSerializer

@Nonnull
public org.apache.flink.api.common.typeutils.TypeSerializer<N> getNamespaceSerializer()