Package io.debezium.embedded

Class ConvertingEngineBuilder<R>

java.lang.Object

io.debezium.embedded.ConvertingEngineBuilder<R>

All Implemented Interfaces:

io.debezium.engine.DebeziumEngine.Builder<R>

public class ConvertingEngineBuilder<R>
extends Object
implements io.debezium.engine.DebeziumEngine.Builder<R>

A builder that creates a decorator around EmbeddedEngine that is responsible for the conversion to the final format.

Author:

Jiri Pechanec

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	APICURIO_SCHEMA_REGISTRY_URL_CONFIG
private Configuration	config
private static final String	CONVERTER_PREFIX
private final io.debezium.engine.DebeziumEngine.Builder<org.apache.kafka.connect.source.SourceRecord>	delegate
private static final String	FIELD_CLASS
private final Class<? extends io.debezium.engine.format.SerializationFormat<?>>	formatHeader
private final Class<? extends io.debezium.engine.format.SerializationFormat<?>>	formatKey
private final Class<? extends io.debezium.engine.format.SerializationFormat<?>>	formatValue
private Function<R,org.apache.kafka.connect.source.SourceRecord>	fromFormat
private static final String	HEADER_CONVERTER_PREFIX
private static final String	KEY_CONVERTER_PREFIX
private Function<org.apache.kafka.connect.source.SourceRecord,R>	toFormat
private static final String	TOPIC_NAME
private static final String	VALUE_CONVERTER_PREFIX

Constructor Summary

Constructors

Constructor	Description
ConvertingEngineBuilder(io.debezium.engine.format.ChangeEventFormat<?> format)
ConvertingEngineBuilder(io.debezium.engine.format.KeyValueChangeEventFormat<?,?> format)
ConvertingEngineBuilder(io.debezium.engine.format.KeyValueHeaderChangeEventFormat<?,?,?> format)

Method Summary

Modifier and Type	Method	Description
io.debezium.engine.DebeziumEngine<R>	build()
private List<io.debezium.engine.Header<byte[]>>	convertHeaders(org.apache.kafka.connect.source.SourceRecord record, String topicName, org.apache.kafka.connect.storage.HeaderConverter headerConverter)
private org.apache.kafka.connect.storage.Converter	createConverter(Class<? extends io.debezium.engine.format.SerializationFormat<?>> format, boolean key)
private org.apache.kafka.connect.storage.HeaderConverter	createHeaderConverter(Class<? extends io.debezium.engine.format.SerializationFormat<?>> format)
private static boolean	isFormat(Class<? extends io.debezium.engine.format.SerializationFormat<?>> format1, Class<? extends io.debezium.engine.format.SerializationFormat<?>> format2)
io.debezium.engine.DebeziumEngine.Builder<R>	notifying(io.debezium.engine.DebeziumEngine.ChangeConsumer<R> handler)
io.debezium.engine.DebeziumEngine.Builder<R>	notifying(Consumer<R> consumer)
private boolean	shouldConvertHeadersToString()
private boolean	shouldConvertKeyAndValueToString()
io.debezium.engine.DebeziumEngine.Builder<R>	using(io.debezium.engine.DebeziumEngine.CompletionCallback completionCallback)
io.debezium.engine.DebeziumEngine.Builder<R>	using(io.debezium.engine.DebeziumEngine.ConnectorCallback connectorCallback)
io.debezium.engine.DebeziumEngine.Builder<R>	using(io.debezium.engine.spi.OffsetCommitPolicy policy)
io.debezium.engine.DebeziumEngine.Builder<R>	using(ClassLoader classLoader)
io.debezium.engine.DebeziumEngine.Builder<R>	using(Clock clock)
io.debezium.engine.DebeziumEngine.Builder<R>	using(Properties config)

Methods inherited from class java.lang.Object

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

Field Details

CONVERTER_PREFIX

private static final String CONVERTER_PREFIX

See Also:

• Constant Field Values

HEADER_CONVERTER_PREFIX

private static final String HEADER_CONVERTER_PREFIX

See Also:

• Constant Field Values

KEY_CONVERTER_PREFIX

private static final String KEY_CONVERTER_PREFIX

See Also:

• Constant Field Values

VALUE_CONVERTER_PREFIX

private static final String VALUE_CONVERTER_PREFIX

See Also:

• Constant Field Values

FIELD_CLASS

private static final String FIELD_CLASS

See Also:

• Constant Field Values

TOPIC_NAME

private static final String TOPIC_NAME

See Also:

• Constant Field Values

APICURIO_SCHEMA_REGISTRY_URL_CONFIG

private static final String APICURIO_SCHEMA_REGISTRY_URL_CONFIG

See Also:

• Constant Field Values

delegate

private final io.debezium.engine.DebeziumEngine.Builder<org.apache.kafka.connect.source.SourceRecord> delegate

formatHeader

private final Class<? extends io.debezium.engine.format.SerializationFormat<?>> formatHeader

formatKey

private final Class<? extends io.debezium.engine.format.SerializationFormat<?>> formatKey

formatValue

private final Class<? extends io.debezium.engine.format.SerializationFormat<?>> formatValue

config

private Configuration config

toFormat

private Function<org.apache.kafka.connect.source.SourceRecord,R> toFormat

fromFormat

private Function<R,org.apache.kafka.connect.source.SourceRecord> fromFormat

Constructor Details

ConvertingEngineBuilder

ConvertingEngineBuilder(io.debezium.engine.format.ChangeEventFormat<?> format)

ConvertingEngineBuilder

ConvertingEngineBuilder(io.debezium.engine.format.KeyValueChangeEventFormat<?,?> format)

ConvertingEngineBuilder

ConvertingEngineBuilder(io.debezium.engine.format.KeyValueHeaderChangeEventFormat<?,?,?> format)

Method Details

notifying

public io.debezium.engine.DebeziumEngine.Builder<R> notifying(Consumer<R> consumer)

Specified by:

notifying in interface io.debezium.engine.DebeziumEngine.Builder<R>

isFormat

private static boolean isFormat(Class<? extends io.debezium.engine.format.SerializationFormat<?>> format1,
 Class<? extends io.debezium.engine.format.SerializationFormat<?>> format2)

notifying

public io.debezium.engine.DebeziumEngine.Builder<R> notifying(io.debezium.engine.DebeziumEngine.ChangeConsumer<R> handler)

Specified by:

notifying in interface io.debezium.engine.DebeziumEngine.Builder<R>

using

public io.debezium.engine.DebeziumEngine.Builder<R> using(Properties config)

Specified by:

using in interface io.debezium.engine.DebeziumEngine.Builder<R>

using

public io.debezium.engine.DebeziumEngine.Builder<R> using(ClassLoader classLoader)

Specified by:

using in interface io.debezium.engine.DebeziumEngine.Builder<R>

using

public io.debezium.engine.DebeziumEngine.Builder<R> using(Clock clock)

Specified by:

using in interface io.debezium.engine.DebeziumEngine.Builder<R>

using

public io.debezium.engine.DebeziumEngine.Builder<R> using(io.debezium.engine.DebeziumEngine.CompletionCallback completionCallback)

Specified by:

using in interface io.debezium.engine.DebeziumEngine.Builder<R>

using

public io.debezium.engine.DebeziumEngine.Builder<R> using(io.debezium.engine.DebeziumEngine.ConnectorCallback connectorCallback)

Specified by:

using in interface io.debezium.engine.DebeziumEngine.Builder<R>

using

public io.debezium.engine.DebeziumEngine.Builder<R> using(io.debezium.engine.spi.OffsetCommitPolicy policy)

Specified by:

using in interface io.debezium.engine.DebeziumEngine.Builder<R>

build

public io.debezium.engine.DebeziumEngine<R> build()

Specified by:

build in interface io.debezium.engine.DebeziumEngine.Builder<R>

shouldConvertKeyAndValueToString

private boolean shouldConvertKeyAndValueToString()

shouldConvertHeadersToString

private boolean shouldConvertHeadersToString()

convertHeaders

private List<io.debezium.engine.Header<byte[]>> convertHeaders(org.apache.kafka.connect.source.SourceRecord record,
 String topicName,
 org.apache.kafka.connect.storage.HeaderConverter headerConverter)

createHeaderConverter

private org.apache.kafka.connect.storage.HeaderConverter createHeaderConverter(Class<? extends io.debezium.engine.format.SerializationFormat<?>> format)

createConverter

private org.apache.kafka.connect.storage.Converter createConverter(Class<? extends io.debezium.engine.format.SerializationFormat<?>> format,
 boolean key)