io.debezium.serde.json

Class JsonSerde<T>

java.lang.Object

io.debezium.serde.json.JsonSerde<T>

Type Parameters:

T - The object type

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.kafka.common.serialization.Serde<T>

@Incubating
public class JsonSerde<T>
extends Object
implements org.apache.kafka.common.serialization.Serde<T>

A Serde that (de-)serializes JSON. The Deserializer supports Debezium's CDC message format, i.e. for such messages the values to be deserialized will be unwrapped from the id field (for keys) or from the after field.

Author:

Gunnar Morling, Jiri Pechanec

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private class	JsonSerde.JsonDeserializer
private class	JsonSerde.JsonSerializer

Field Summary

Fields

Modifier and Type	Field and Description
private JsonSerdeConfig	config
private boolean	isKey
private com.fasterxml.jackson.databind.ObjectMapper	mapper
private static String	PAYLOAD_FIELD
private com.fasterxml.jackson.databind.ObjectReader	reader

Constructor Summary

Constructors

Constructor and Description
JsonSerde(Class<T> objectType)

Method Summary

Modifier and Type	Method and Description
void	close()
void	configure(Map<String,?> configs, boolean isKey)
org.apache.kafka.common.serialization.Deserializer<T>	deserializer()
org.apache.kafka.common.serialization.Serializer<T>	serializer()

Methods inherited from class java.lang.Object

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

Field Detail

PAYLOAD_FIELD

private static final String PAYLOAD_FIELD

See Also:

Constant Field Values

mapper

private final com.fasterxml.jackson.databind.ObjectMapper mapper

reader

private com.fasterxml.jackson.databind.ObjectReader reader

isKey

private boolean isKey

config

private JsonSerdeConfig config

Constructor Detail

JsonSerde

public JsonSerde(Class<T> objectType)

Method Detail

configure

public void configure(Map<String,?> configs,
                      boolean isKey)

Specified by:

configure in interface org.apache.kafka.common.serialization.Serde<T>

close

public void close()

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in interface org.apache.kafka.common.serialization.Serde<T>

serializer

public org.apache.kafka.common.serialization.Serializer<T> serializer()

Specified by:

serializer in interface org.apache.kafka.common.serialization.Serde<T>

deserializer

public org.apache.kafka.common.serialization.Deserializer<T> deserializer()

Specified by:

deserializer in interface org.apache.kafka.common.serialization.Serde<T>