Package 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)

  • Field Details

    • name

      protected final String name

    • keySerde

      protected final Serde<K> keySerde

    • valueSerde

      protected final Serde<V> valueSerde

    • numberOfPartitions

      protected final Integer numberOfPartitions

    • partitioner

      protected final StreamPartitioner<K,​V> partitioner

  • Constructor Details

    • Repartitioned

      protected Repartitioned​(Repartitioned<K,​V> repartitioned)

  • Method Details

    • 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​(Serde<K> keySerde, 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 DefaultPartitioner 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​(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​(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 DefaultPartitioner wil be used
      Returns:
      a new Repartitioned instance configured with provided partitioner