org.apache.beam.sdk.io.kafka

Class KafkaRecordCoder<K,V>

java.lang.Object

org.apache.beam.sdk.coders.StandardCoder<KafkaRecord<K,V>>

org.apache.beam.sdk.io.kafka.KafkaRecordCoder<K,V>

All Implemented Interfaces:

Serializable, Coder<KafkaRecord<K,V>>

public class KafkaRecordCoder<K,V>
extends StandardCoder<KafkaRecord<K,V>>

Coder for KafkaRecord.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.beam.sdk.coders.Coder

Coder.Context, Coder.NonDeterministicException

Constructor Summary

Constructors

Constructor and Description
KafkaRecordCoder(Coder<K> keyCoder, Coder<V> valueCoder)

Method Summary

Modifier and Type	Method and Description
boolean	consistentWithEquals()
KafkaRecord<K,V>	decode(InputStream inStream, Coder.Context context)
void	encode(KafkaRecord<K,V> value, OutputStream outStream, Coder.Context context)
List<? extends Coder<?>>	getCoderArguments()
boolean	isRegisterByteSizeObserverCheap(KafkaRecord<K,V> value, Coder.Context context)
static <K,V> KafkaRecordCoder<K,V>	of(Coder<K> keyCoder, Coder<V> valueCoder)
static KafkaRecordCoder<?,?>	of(List<Coder<?>> components)
Object	structuralValue(KafkaRecord<K,V> value)
void	verifyDeterministic()

Methods inherited from class org.apache.beam.sdk.coders.StandardCoder

asCloudObject, equals, getAllowedEncodings, getComponents, getEncodedElementByteSize, getEncodingId, hashCode, registerByteSizeObserver, toString, verifyDeterministic, verifyDeterministic

Methods inherited from class java.lang.Object

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

Constructor Detail

KafkaRecordCoder

public KafkaRecordCoder(Coder<K> keyCoder,
                        Coder<V> valueCoder)

Method Detail

of

public static KafkaRecordCoder<?,?> of(List<Coder<?>> components)

of

public static <K,V> KafkaRecordCoder<K,V> of(Coder<K> keyCoder,
                                             Coder<V> valueCoder)

encode

public void encode(KafkaRecord<K,V> value,
                   OutputStream outStream,
                   Coder.Context context)
            throws CoderException,
                   IOException

Throws:

CoderException

IOException

decode

public KafkaRecord<K,V> decode(InputStream inStream,
                               Coder.Context context)
                        throws CoderException,
                               IOException

Throws:

CoderException

IOException

getCoderArguments

public List<? extends Coder<?>> getCoderArguments()

verifyDeterministic

public void verifyDeterministic()
                         throws Coder.NonDeterministicException

Throws:

Coder.NonDeterministicException

isRegisterByteSizeObserverCheap

public boolean isRegisterByteSizeObserverCheap(KafkaRecord<K,V> value,
                                               Coder.Context context)

Specified by:

isRegisterByteSizeObserverCheap in interface Coder<KafkaRecord<K,V>>

Overrides:

isRegisterByteSizeObserverCheap in class StandardCoder<KafkaRecord<K,V>>

structuralValue

public Object structuralValue(KafkaRecord<K,V> value)
                       throws Exception

Specified by:

structuralValue in interface Coder<KafkaRecord<K,V>>

Overrides:

structuralValue in class StandardCoder<KafkaRecord<K,V>>

Throws:

Exception

consistentWithEquals

public boolean consistentWithEquals()

Specified by:

consistentWithEquals in interface Coder<KafkaRecord<K,V>>

Overrides:

consistentWithEquals in class StandardCoder<KafkaRecord<K,V>>