org.apache.kafka.streams.kstream

Class Produced<K,V>

java.lang.Object

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

Type Parameters:

K - key type

V - value type

public class Produced<K,V>
extends Object

This class is used to provide the optional parameters when producing to new topics using KStream.to(String, Produced).

Field Summary

Fields

Modifier and Type	Field and Description
protected Serde<K>	keySerde
protected StreamPartitioner<? super K,? super V>	partitioner
protected String	processorName
protected Serde<V>	valueSerde

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Produced(Produced<K,V> produced)

Method Summary

Modifier and Type	Method and Description
static <K,V> Produced<K,V>	as(String processorName) Create an instance of Produced with provided processor name.
boolean	equals(Object o)
int	hashCode()
static <K,V> Produced<K,V>	keySerde(Serde<K> keySerde) Create a Produced instance with provided keySerde.
static <K,V> Produced<K,V>	streamPartitioner(StreamPartitioner<? super K,? super V> partitioner) Create a Produced instance with provided partitioner.
static <K,V> Produced<K,V>	valueSerde(Serde<V> valueSerde) Create a Produced instance with provided valueSerde.
static <K,V> Produced<K,V>	with(Serde<K> keySerde, Serde<V> valueSerde) Create a Produced instance with provided keySerde and valueSerde.
static <K,V> Produced<K,V>	with(Serde<K> keySerde, Serde<V> valueSerde, StreamPartitioner<? super K,? super V> partitioner) Create a Produced instance with provided keySerde, valueSerde, and partitioner.
Produced<K,V>	withKeySerde(Serde<K> keySerde) Produce records using the provided keySerde.
Produced<K,V>	withName(String name) Sets the name to be used for an operation.
Produced<K,V>	withStreamPartitioner(StreamPartitioner<? super K,? super V> partitioner) Produce records using the provided partitioner.
Produced<K,V>	withValueSerde(Serde<V> valueSerde) Produce records using the provided valueSerde.

Methods inherited from class java.lang.Object

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

Field Detail

keySerde

protected Serde<K> keySerde

valueSerde

protected Serde<V> valueSerde

partitioner

protected StreamPartitioner<? super K,? super V> partitioner

processorName

protected String processorName

Constructor Detail

Produced

protected Produced(Produced<K,V> produced)

Method Detail

with

public static <K,V> Produced<K,V> with(Serde<K> keySerde,
                                       Serde<V> valueSerde)

Create a Produced instance with provided keySerde and valueSerde.

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 Produced instance configured with keySerde and valueSerde

See Also:

KStream.to(String, Produced)

with

public static <K,V> Produced<K,V> with(Serde<K> keySerde,
                                       Serde<V> valueSerde,
                                       StreamPartitioner<? super K,? super V> partitioner)

Create a Produced instance with provided keySerde, valueSerde, and partitioner.

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

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

Returns:

A new Produced instance configured with keySerde, valueSerde, and partitioner

See Also:

KStream.to(String, Produced)

as

public static <K,V> Produced<K,V> as(String processorName)

Create an instance of Produced with provided processor name.

Type Parameters:

K - key type

V - value type

Parameters:

processorName - the processor name to be used. If null a default processor name will be generated

Returns:

a new instance of Produced

keySerde

public static <K,V> Produced<K,V> keySerde(Serde<K> keySerde)

Create a Produced instance with provided keySerde.

Type Parameters:

K - key type

V - value type

Parameters:

keySerde - Serde to use for serializing the key

Returns:

A new Produced instance configured with keySerde

See Also:

KStream.to(String, Produced)

valueSerde

public static <K,V> Produced<K,V> valueSerde(Serde<V> valueSerde)

Create a Produced instance with provided valueSerde.

Type Parameters:

K - key type

V - value type

Parameters:

valueSerde - Serde to use for serializing the key

Returns:

A new Produced instance configured with valueSerde

See Also:

KStream.to(String, Produced)

streamPartitioner

public static <K,V> Produced<K,V> streamPartitioner(StreamPartitioner<? super K,? super V> partitioner)

Create a Produced 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 Produced instance configured with partitioner

See Also:

KStream.to(String, Produced)

withStreamPartitioner

public Produced<K,V> withStreamPartitioner(StreamPartitioner<? super K,? super V> partitioner)

Produce records using 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:

this

withValueSerde

public Produced<K,V> withValueSerde(Serde<V> valueSerde)

Produce records using the provided valueSerde.

Parameters:

valueSerde - Serde to use for serializing the value

Returns:

this

withKeySerde

public Produced<K,V> withKeySerde(Serde<K> keySerde)

Produce records using the provided keySerde.

Parameters:

keySerde - Serde to use for serializing the key

Returns:

this

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

withName

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

Sets the name to be used for an operation.

Parameters:

name - the name to use.

Returns:

an instance of NamedOperation