Package io.debezium.server.nats.jetstream

Class NatsJetStreamChangeConsumer

java.lang.Object

io.debezium.server.BaseChangeConsumer

io.debezium.server.nats.jetstream.NatsJetStreamChangeConsumer

All Implemented Interfaces:

io.debezium.engine.DebeziumEngine.ChangeConsumer<io.debezium.engine.ChangeEvent<Object,Object>>

@Named("nats-jetstream")
@Dependent
public class NatsJetStreamChangeConsumer
extends BaseChangeConsumer
implements io.debezium.engine.DebeziumEngine.ChangeConsumer<io.debezium.engine.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) jakarta.enterprise.inject.Instance<io.nats.client.JetStream>	customStreamingConnection
private io.nats.client.JetStream	js
(package private) Optional<String>	jwt
private static final org.slf4j.Logger	LOGGER
private io.nats.client.Connection	nc
(package private) Optional<String>	password
private static final String	PROP_AUTH_JWT
private static final String	PROP_AUTH_PASSWORD
private static final String	PROP_AUTH_SEED
private static final String	PROP_AUTH_TLS_KEYSTORE
private static final String	PROP_AUTH_TLS_KEYSTORE_PASSWORD
private static final String	PROP_AUTH_TLS_PASSWORD
private static final String	PROP_AUTH_USER
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
(package private) Optional<String>	seed
(package private) Optional<String>	tlsKeyStore
(package private) Optional<String>	tlsKeyStorePassword
(package private) Optional<String>	tlsPassword
(package private) Optional<String>	user

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<io.debezium.engine.ChangeEvent<Object,Object>> records, io.debezium.engine.DebeziumEngine.RecordCommitter<io.debezium.engine.ChangeEvent<Object,Object>> committer)
private static SSLContext	sslAuthContext(String keystorePath, String keystorePassword, String password)

Methods inherited from class io.debezium.server.BaseChangeConsumer

convertHeaders, 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

PROP_AUTH_JWT

private static final String PROP_AUTH_JWT

See Also:

• Constant Field Values

PROP_AUTH_SEED

private static final String PROP_AUTH_SEED

See Also:

• Constant Field Values

PROP_AUTH_USER

private static final String PROP_AUTH_USER

See Also:

• Constant Field Values

PROP_AUTH_PASSWORD

private static final String PROP_AUTH_PASSWORD

See Also:

• Constant Field Values

PROP_AUTH_TLS_KEYSTORE

private static final String PROP_AUTH_TLS_KEYSTORE

See Also:

• Constant Field Values

PROP_AUTH_TLS_KEYSTORE_PASSWORD

private static final String PROP_AUTH_TLS_KEYSTORE_PASSWORD

See Also:

• Constant Field Values

PROP_AUTH_TLS_PASSWORD

private static final String PROP_AUTH_TLS_PASSWORD

See Also:

• Constant Field Values

nc

private io.nats.client.Connection nc

js

private io.nats.client.JetStream js

createStream

boolean createStream

jwt

Optional<String> jwt

seed

Optional<String> seed

user

Optional<String> user

password

Optional<String> password

tlsKeyStore

Optional<String> tlsKeyStore

tlsKeyStorePassword

Optional<String> tlsKeyStorePassword

tlsPassword

Optional<String> tlsPassword

customStreamingConnection

@Inject
@CustomConsumerBuilder
jakarta.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<io.debezium.engine.ChangeEvent<Object,Object>> records,
 io.debezium.engine.DebeziumEngine.RecordCommitter<io.debezium.engine.ChangeEvent<Object,Object>> committer)
                 throws InterruptedException

Specified by:

handleBatch in interface io.debezium.engine.DebeziumEngine.ChangeConsumer<io.debezium.engine.ChangeEvent<Object,Object>>

Throws:

InterruptedException

sslAuthContext

private static SSLContext sslAuthContext(String keystorePath,
 String keystorePassword,
 String password)
                                  throws Exception

Throws:

Exception