Package io.debezium.server.nats.jetstream

Class NatsJetStreamChangeConsumer

java.lang.Object

io.debezium.server.BaseChangeConsumer

io.debezium.server.nats.jetstream.NatsJetStreamChangeConsumer

All Implemented Interfaces:

DebeziumEngine.ChangeConsumer<ChangeEvent<Object,Object>>

@Named("nats-jetstream")
@Dependent
public class NatsJetStreamChangeConsumer
extends BaseChangeConsumer
implements DebeziumEngine.ChangeConsumer<ChangeEvent<Object,Object>>

Implementation of the consumer that delivers the messages into a NATS Jetstream stream.

Author:

Balázs Sipos

Field Summary

Fields

Modifier and Type	Field	Description
(package private) boolean	createStream
(package private) javax.enterprise.inject.Instance<io.nats.client.JetStream>	customStreamingConnection
private io.nats.client.JetStream	js
private static final org.slf4j.Logger	LOGGER
private io.nats.client.Connection	nc
private static final String	PROP_CREATE_STREAM
private static final String	PROP_PREFIX
private static final String	PROP_STORAGE
private static final String	PROP_SUBJECTS
private static final String	PROP_URL

Fields inherited from class io.debezium.server.BaseChangeConsumer

streamNameMapper

Constructor Summary

Constructors

Constructor	Description
NatsJetStreamChangeConsumer()

Method Summary

Modifier and Type	Method	Description
(package private) void	close()
(package private) void	connect()
void	handleBatch(List<ChangeEvent<Object,Object>> records, DebeziumEngine.RecordCommitter<ChangeEvent<Object,Object>> committer)

Methods inherited from class io.debezium.server.BaseChangeConsumer

getBytes, getConfigSubset, getString, unsupportedTypeMessage

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.debezium.engine.DebeziumEngine.ChangeConsumer

supportsTombstoneEvents

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

PROP_PREFIX

private static final String PROP_PREFIX

See Also:

• Constant Field Values

PROP_URL

private static final String PROP_URL

See Also:

• Constant Field Values

PROP_CREATE_STREAM

private static final String PROP_CREATE_STREAM

See Also:

• Constant Field Values

PROP_SUBJECTS

private static final String PROP_SUBJECTS

See Also:

• Constant Field Values

PROP_STORAGE

private static final String PROP_STORAGE

See Also:

• Constant Field Values

nc

private io.nats.client.Connection nc

js

private io.nats.client.JetStream js

createStream

boolean createStream

customStreamingConnection

@Inject
@CustomConsumerBuilder
javax.enterprise.inject.Instance<io.nats.client.JetStream> customStreamingConnection

Constructor Details

NatsJetStreamChangeConsumer

public NatsJetStreamChangeConsumer()

Method Details

connect

@PostConstruct
void connect()

close

@PreDestroy
void close()

handleBatch

public void handleBatch(List<ChangeEvent<Object,Object>> records,
 DebeziumEngine.RecordCommitter<ChangeEvent<Object,Object>> committer)
                 throws InterruptedException

Specified by:

handleBatch in interface DebeziumEngine.ChangeConsumer<ChangeEvent<Object,Object>>

Throws:

InterruptedException