Package org.apache.flink.cdc.connectors.kafka.json.debezium

Class DebeziumJsonSerializationSchema

java.lang.Object

org.apache.flink.cdc.connectors.kafka.json.debezium.DebeziumJsonSerializationSchema

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.serialization.SerializationSchema<Event>

public class DebeziumJsonSerializationSchema
extends Object
implements org.apache.flink.api.common.serialization.SerializationSchema<Event>

Serialization schema from FlinkCDC pipeline internal data structure Event to Debezium JSON.

See Also:

Debezium, Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.api.common.serialization.SerializationSchema

org.apache.flink.api.common.serialization.SerializationSchema.InitializationContext

Constructor Summary

Constructors

Constructor	Description
DebeziumJsonSerializationSchema(org.apache.flink.formats.common.TimestampFormat timestampFormat, org.apache.flink.formats.json.JsonFormatOptions.MapNullKeyMode mapNullKeyMode, String mapNullKeyLiteral, java.time.ZoneId zoneId, boolean encodeDecimalAsPlainNumber, boolean ignoreNullFields, boolean isIncludedDebeziumSchema)

Method Summary

Modifier and Type	Method	Description
String	convertSchemaToDebeziumSchema(Schema schema)	convert CDC Schema to Debezium schema.
void	open(org.apache.flink.api.common.serialization.SerializationSchema.InitializationContext context)
byte[]	serialize(Event event)

Methods inherited from class java.lang.Object

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

Constructor Detail

DebeziumJsonSerializationSchema

public DebeziumJsonSerializationSchema(org.apache.flink.formats.common.TimestampFormat timestampFormat,
                                       org.apache.flink.formats.json.JsonFormatOptions.MapNullKeyMode mapNullKeyMode,
                                       String mapNullKeyLiteral,
                                       java.time.ZoneId zoneId,
                                       boolean encodeDecimalAsPlainNumber,
                                       boolean ignoreNullFields,
                                       boolean isIncludedDebeziumSchema)

Method Detail

open

public void open(org.apache.flink.api.common.serialization.SerializationSchema.InitializationContext context)

Specified by:

open in interface org.apache.flink.api.common.serialization.SerializationSchema<Event>

serialize

public byte[] serialize(Event event)

Specified by:

serialize in interface org.apache.flink.api.common.serialization.SerializationSchema<Event>

convertSchemaToDebeziumSchema

public String convertSchemaToDebeziumSchema(Schema schema)

convert CDC Schema to Debezium schema.

Parameters:

schema - CDC schema

Returns:

Debezium schema json string