程序包 org.apache.seatunnel.connectors.seatunnel.kafka.sink

类 KafkaTransactionSender<K,V>

java.lang.Object

org.apache.seatunnel.connectors.seatunnel.kafka.sink.KafkaTransactionSender<K,V>

类型参数:

K - key type.

V - value type.

所有已实现的接口:

AutoCloseable, KafkaProduceSender<K,V>

public class KafkaTransactionSender<K,V>
extends Object
implements KafkaProduceSender<K,V>

This sender will use kafka transaction to guarantee the data is sent to kafka at exactly-once.

构造器概要

构造器

构造器	说明
KafkaTransactionSender(String transactionPrefix, Properties kafkaProperties)

方法概要

修饰符和类型	方法	说明
void	abortTransaction()	Abort the current transaction.
void	abortTransaction(long checkpointId)	Abort the given transaction.
void	beginTransaction(String transactionId)
void	close()
Optional<KafkaCommitInfo>	prepareCommit()	Prepare a transaction commit.
void	send(org.apache.kafka.clients.producer.ProducerRecord<K,V> producerRecord)	Send data to kafka.
List<KafkaSinkState>	snapshotState(long checkpointId)	Get the current kafka state of the sender.

从类继承的方法 java.lang.Object

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

构造器详细资料

KafkaTransactionSender

public KafkaTransactionSender(String transactionPrefix,
                              Properties kafkaProperties)

方法详细资料

send

public void send(org.apache.kafka.clients.producer.ProducerRecord<K,V> producerRecord)

从接口复制的说明: KafkaProduceSender

Send data to kafka.

指定者:

send 在接口中 KafkaProduceSender<K,V>

参数:

producerRecord - data to send

beginTransaction

public void beginTransaction(String transactionId)

指定者:

beginTransaction 在接口中 KafkaProduceSender<K,V>

prepareCommit

public Optional<KafkaCommitInfo> prepareCommit()

从接口复制的说明: KafkaProduceSender

Prepare a transaction commit.

指定者:

prepareCommit 在接口中 KafkaProduceSender<K,V>

返回:

commit info, or empty if no commit is needed.

abortTransaction

public void abortTransaction()

从接口复制的说明: KafkaProduceSender

Abort the current transaction.

指定者:

abortTransaction 在接口中 KafkaProduceSender<K,V>

abortTransaction

public void abortTransaction(long checkpointId)

从接口复制的说明: KafkaProduceSender

Abort the given transaction.

指定者:

abortTransaction 在接口中 KafkaProduceSender<K,V>

参数:

checkpointId - the id of the last checkpoint of the last run

snapshotState

public List<KafkaSinkState> snapshotState(long checkpointId)

从接口复制的说明: KafkaProduceSender

Get the current kafka state of the sender.

指定者:

snapshotState 在接口中 KafkaProduceSender<K,V>

返回:

kafka state List, or empty if no state is available.

close

public void close()

指定者:

close 在接口中 AutoCloseable