Package io.debezium.connector.cassandra

Class KafkaRecordEmitter

java.lang.Object

io.debezium.connector.cassandra.KafkaRecordEmitter

All Implemented Interfaces:

Emitter, AutoCloseable

public class KafkaRecordEmitter
extends Object
implements Emitter

This emitter is responsible for emitting records to Kafka broker and managing offsets post send.

Field Summary

Fields

Modifier and Type	Field	Description
private final CommitLogTransfer	commitLogTransfer
private final AtomicLong	emitCount
private final Set<String>	erroneousCommitLogs
private final org.apache.kafka.connect.storage.Converter	keyConverter
private static final org.slf4j.Logger	LOGGER
private final OffsetWriter	offsetWriter
private final org.apache.kafka.clients.producer.KafkaProducer<byte[],byte[]>	producer
private static final int	RECORD_LOG_COUNT
private final io.debezium.spi.topic.TopicNamingStrategy<KeyspaceTable>	topicNamingStrategy
private final org.apache.kafka.connect.storage.Converter	valueConverter

Constructor Summary

Constructors

Constructor	Description
KafkaRecordEmitter(CassandraConnectorConfig connectorConfig, org.apache.kafka.clients.producer.KafkaProducer<byte[],byte[]> kafkaProducer, OffsetWriter offsetWriter, org.apache.kafka.connect.storage.Converter keyConverter, org.apache.kafka.connect.storage.Converter valueConverter, Set<String> erroneousCommitLogs, CommitLogTransfer commitLogTransfer)

Method Summary

Modifier and Type	Method	Description
private void	callback(Record record, Exception exception)
void	close()
void	emit(Record record)
private boolean	hasOffset(Record record)
private void	markOffset(Record record)
protected org.apache.kafka.clients.producer.ProducerRecord<byte[],byte[]>	toProducerRecord(Record record)

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

RECORD_LOG_COUNT

private static final int RECORD_LOG_COUNT

See Also:

• Constant Field Values

producer

private final org.apache.kafka.clients.producer.KafkaProducer<byte[],byte[]> producer

topicNamingStrategy

private final io.debezium.spi.topic.TopicNamingStrategy<KeyspaceTable> topicNamingStrategy

offsetWriter

private final OffsetWriter offsetWriter

erroneousCommitLogs

private final Set<String> erroneousCommitLogs

commitLogTransfer

private final CommitLogTransfer commitLogTransfer

keyConverter

private final org.apache.kafka.connect.storage.Converter keyConverter

valueConverter

private final org.apache.kafka.connect.storage.Converter valueConverter

emitCount

private final AtomicLong emitCount

Constructor Details

KafkaRecordEmitter

public KafkaRecordEmitter(CassandraConnectorConfig connectorConfig,
 org.apache.kafka.clients.producer.KafkaProducer<byte[],byte[]> kafkaProducer,
 OffsetWriter offsetWriter,
 org.apache.kafka.connect.storage.Converter keyConverter,
 org.apache.kafka.connect.storage.Converter valueConverter,
 Set<String> erroneousCommitLogs,
 CommitLogTransfer commitLogTransfer)

Method Details

emit

public void emit(Record record)

Specified by:

emit in interface Emitter

toProducerRecord

protected org.apache.kafka.clients.producer.ProducerRecord<byte[],byte[]> toProducerRecord(Record record)

callback

private void callback(Record record,
 Exception exception)

hasOffset

private boolean hasOffset(Record record)

markOffset

private void markOffset(Record record)

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception