Package io.debezium.server.redis

Class RedisStreamChangeConsumer

java.lang.Object

io.debezium.server.BaseChangeConsumer

io.debezium.server.redis.RedisStreamChangeConsumer

All Implemented Interfaces:

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

@Named("redis")
@Dependent
public class RedisStreamChangeConsumer
extends BaseChangeConsumer
implements io.debezium.engine.DebeziumEngine.ChangeConsumer<io.debezium.engine.ChangeEvent<Object,Object>>

Implementation of the consumer that delivers the messages into Redis (stream) destination.

Author:

M Sazzadul Hoque, Yossi Shirizli

Field Summary

Fields

Modifier and Type	Field	Description
private io.debezium.storage.redis.RedisClient	client
private RedisStreamChangeConsumerConfig	config
private static final String	DEBEZIUM_REDIS_SINK_CLIENT_NAME
private static final String	EXTENDED_MESSAGE_KEY_KEY
private static final String	EXTENDED_MESSAGE_VALUE_KEY
private RedisMemoryThreshold	isMemoryOk
private static final org.slf4j.Logger	LOGGER
private Function<io.debezium.engine.ChangeEvent<Object,Object>,Map<String,String>>	recordMapFunction

Fields inherited from class io.debezium.server.BaseChangeConsumer

streamNameMapper

Constructor Summary

Constructors

Constructor	Description
RedisStreamChangeConsumer()

Method Summary

Modifier and Type	Method	Description
private <T> Stream<List<T>>	batches(List<T> source, int length)	Split collection to batches by batch size using a stream
(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)

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

DEBEZIUM_REDIS_SINK_CLIENT_NAME

private static final String DEBEZIUM_REDIS_SINK_CLIENT_NAME

See Also:

• Constant Field Values

EXTENDED_MESSAGE_KEY_KEY

private static final String EXTENDED_MESSAGE_KEY_KEY

See Also:

• Constant Field Values

EXTENDED_MESSAGE_VALUE_KEY

private static final String EXTENDED_MESSAGE_VALUE_KEY

See Also:

• Constant Field Values

client

private io.debezium.storage.redis.RedisClient client

recordMapFunction

private Function<io.debezium.engine.ChangeEvent<Object,Object>,Map<String,String>> recordMapFunction

isMemoryOk

private RedisMemoryThreshold isMemoryOk

config

private RedisStreamChangeConsumerConfig config

Constructor Details

RedisStreamChangeConsumer

public RedisStreamChangeConsumer()

Method Details

connect

@PostConstruct
void connect()

close

@PreDestroy
void close()

batches

private <T> Stream<List<T>> batches(List<T> source,
 int length)

Split collection to batches by batch size using a stream

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