org.apache.flink.formats.json

Class JsonRowFormatFactory

java.lang.Object

org.apache.flink.table.factories.TableFormatFactoryBase<Row>

org.apache.flink.formats.json.JsonRowFormatFactory

All Implemented Interfaces:

DeserializationSchemaFactory<Row>, SerializationSchemaFactory<Row>, TableFactory, TableFormatFactory<Row>

public class JsonRowFormatFactory
extends TableFormatFactoryBase<Row>
implements SerializationSchemaFactory<Row>, DeserializationSchemaFactory<Row>

Table format factory for providing configured instances of JSON-to-row SerializationSchema and DeserializationSchema.

Constructor Summary

Constructors

Constructor and Description
JsonRowFormatFactory()

Method Summary

Modifier and Type	Method and Description
DeserializationSchema<Row>	createDeserializationSchema(Map<String,String> properties) Creates and configures a DeserializationSchema using the given properties.
SerializationSchema<Row>	createSerializationSchema(Map<String,String> properties) Creates and configures a [[SerializationSchema]] using the given properties.
protected List<String>	supportedFormatProperties() Format specific supported properties.

Methods inherited from class org.apache.flink.table.factories.TableFormatFactoryBase

deriveSchema, requiredContext, requiredFormatContext, supportedProperties, supportsSchemaDerivation

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.table.factories.TableFormatFactory

supportedProperties, supportsSchemaDerivation

Methods inherited from interface org.apache.flink.table.factories.TableFactory

requiredContext

Constructor Detail

JsonRowFormatFactory

public JsonRowFormatFactory()

Method Detail

supportedFormatProperties

protected List<String> supportedFormatProperties()

Description copied from class: TableFormatFactoryBase

Format specific supported properties.

This method can be used if schema derivation is not enough.

Overrides:

supportedFormatProperties in class TableFormatFactoryBase<Row>

createDeserializationSchema

public DeserializationSchema<Row> createDeserializationSchema(Map<String,String> properties)

Description copied from interface: DeserializationSchemaFactory

Creates and configures a DeserializationSchema using the given properties.

Specified by:

createDeserializationSchema in interface DeserializationSchemaFactory<Row>

Parameters:

properties - normalized properties describing the format

Returns:

the configured serialization schema or null if the factory cannot provide an instance of this class

createSerializationSchema

public SerializationSchema<Row> createSerializationSchema(Map<String,String> properties)

Description copied from interface: SerializationSchemaFactory

Creates and configures a [[SerializationSchema]] using the given properties.

Specified by:

createSerializationSchema in interface SerializationSchemaFactory<Row>

Parameters:

properties - normalized properties describing the format

Returns:

the configured serialization schema or null if the factory cannot provide an instance of this class