org.apache.kafka.streams.kstream

Class Repartitioned<K,V>

java.lang.Object

org.apache.kafka.streams.kstream.Repartitioned<K,V>

Type Parameters:

K - key type

V - value type

public class Repartitioned<K,V>
extends Object

This class is used to provide the optional parameters for internal repartition topics.

See Also:

KStream.repartition(), KStream.repartition(Repartitioned)

Method Summary

Modifier and Type	Method and Description
static <K,V> Repartitioned<K,V>	as(String name) Create a Repartitioned instance with the provided name used as part of the repartition topic.
static <K,V> Repartitioned<K,V>	numberOfPartitions(int numberOfPartitions) Create a Repartitioned instance with provided number of partitions for repartition topic.
static <K,V> Repartitioned<K,V>	streamPartitioner(StreamPartitioner<K,V> partitioner) Create a Repartitioned instance with provided partitioner.
static <K,V> Repartitioned<K,V>	with(org.apache.kafka.common.serialization.Serde<K> keySerde, org.apache.kafka.common.serialization.Serde<V> valueSerde) Create a Repartitioned instance with provided key serde and value serde.
Repartitioned<K,V>	withKeySerde(org.apache.kafka.common.serialization.Serde<K> keySerde) Create a new instance of Repartitioned with the provided key serde.
Repartitioned<K,V>	withName(String name) Create a new instance of Repartitioned with the provided name used as part of repartition topic and processor name.
Repartitioned<K,V>	withNumberOfPartitions(int numberOfPartitions) Create a new instance of Repartitioned with the provided number of partitions for repartition topic.
Repartitioned<K,V>	withStreamPartitioner(StreamPartitioner<K,V> partitioner) Create a new instance of Repartitioned with the provided partitioner.
Repartitioned<K,V>	withValueSerde(org.apache.kafka.common.serialization.Serde<V> valueSerde) Create a new instance of Repartitioned with the provided value serde.

Methods inherited from class java.lang.Object

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

Method Detail

as

public static <K,V> Repartitioned<K,V> as(String name)

Create a Repartitioned instance with the provided name used as part of the repartition topic.

Type Parameters:

K - key type

V - value type

Parameters:

name - the name used as a processor named and part of the repartition topic name.

Returns:

A new Repartitioned instance configured with processor name and repartition topic name

See Also:

KStream.repartition(Repartitioned)

with

public static <K,V> Repartitioned<K,V> with(org.apache.kafka.common.serialization.Serde<K> keySerde,
                                            org.apache.kafka.common.serialization.Serde<V> valueSerde)

Create a Repartitioned instance with provided key serde and value serde.

Type Parameters:

K - key type

V - value type

Parameters:

keySerde - Serde to use for serializing the key

valueSerde - Serde to use for serializing the value

Returns:

A new Repartitioned instance configured with key serde and value serde

See Also:

KStream.repartition(Repartitioned)

streamPartitioner

public static <K,V> Repartitioned<K,V> streamPartitioner(StreamPartitioner<K,V> partitioner)

Create a Repartitioned instance with provided partitioner.

Type Parameters:

K - key type

V - value type

Parameters:

partitioner - the function used to determine how records are distributed among partitions of the topic, if not specified and the key serde provides a WindowedSerializer for the key WindowedStreamPartitioner will be used—otherwise DefaultStreamPartitioner will be used

Returns:

A new Repartitioned instance configured with partitioner

See Also:

KStream.repartition(Repartitioned)

numberOfPartitions

public static <K,V> Repartitioned<K,V> numberOfPartitions(int numberOfPartitions)

Create a Repartitioned instance with provided number of partitions for repartition topic.

Type Parameters:

K - key type

V - value type

Parameters:

numberOfPartitions - number of partitions used when creating repartition topic

Returns:

A new Repartitioned instance configured number of partitions

See Also:

KStream.repartition(Repartitioned)

withName

public Repartitioned<K,V> withName(String name)

Create a new instance of Repartitioned with the provided name used as part of repartition topic and processor name.

Parameters:

name - the name used for the processor name and as part of the repartition topic

Returns:

a new Repartitioned instance configured with the name

withNumberOfPartitions

public Repartitioned<K,V> withNumberOfPartitions(int numberOfPartitions)

Create a new instance of Repartitioned with the provided number of partitions for repartition topic.

Parameters:

numberOfPartitions - the name used for the processor name and as part of the repartition topic name

Returns:

a new Repartitioned instance configured with the number of partitions

withKeySerde

public Repartitioned<K,V> withKeySerde(org.apache.kafka.common.serialization.Serde<K> keySerde)

Create a new instance of Repartitioned with the provided key serde.

Parameters:

keySerde - Serde to use for serializing the key

Returns:

a new Repartitioned instance configured with the key serde

withValueSerde

public Repartitioned<K,V> withValueSerde(org.apache.kafka.common.serialization.Serde<V> valueSerde)

Create a new instance of Repartitioned with the provided value serde.

Parameters:

valueSerde - Serde to use for serializing the value

Returns:

a new Repartitioned instance configured with the value serde

withStreamPartitioner

public Repartitioned<K,V> withStreamPartitioner(StreamPartitioner<K,V> partitioner)

Create a new instance of Repartitioned with the provided partitioner.

Parameters:

partitioner - the function used to determine how records are distributed among partitions of the topic, if not specified and the key serde provides a WindowedSerializer for the key WindowedStreamPartitioner will be used—otherwise DefaultStreamPartitioner will be used

Returns:

a new Repartitioned instance configured with provided partitioner