Package org.apache.beam.sdk.io.gcp.pubsub

Class PubsubWriteSchemaTransformProvider

java.lang.Object

org.apache.beam.sdk.schemas.transforms.TypedSchemaTransformProvider<PubsubWriteSchemaTransformConfiguration>

org.apache.beam.sdk.io.gcp.pubsub.PubsubWriteSchemaTransformProvider

All Implemented Interfaces:

SchemaTransformProvider

@AutoService(SchemaTransformProvider.class)
public class PubsubWriteSchemaTransformProvider
extends TypedSchemaTransformProvider<PubsubWriteSchemaTransformConfiguration>

An implementation of TypedSchemaTransformProvider for Pub/Sub reads configured using PubsubWriteSchemaTransformConfiguration.

Internal only: This class is actively being worked on, and it will likely change. We provide no backwards compatibility guarantees, and it should not be implemented outside the Beam repository.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PubsubWriteSchemaTransformProvider.ErrorFn

Field Summary

Fields

Modifier and Type	Field	Description
static final TupleTag<Row>	ERROR_TAG
static final TupleTag<PubsubMessage>	OUTPUT_TAG
static final Set<String>	VALID_DATA_FORMATS
static final String	VALID_FORMATS_STR

Constructor Summary

Constructors

Constructor	Description
PubsubWriteSchemaTransformProvider()

Method Summary

Modifier and Type	Method	Description
Class<PubsubWriteSchemaTransformConfiguration>	configurationClass()
SchemaTransform	from(PubsubWriteSchemaTransformConfiguration configuration)	Produce a SchemaTransform from ConfigT.
String	identifier()	Returns an id that uniquely represents this transform.
List<String>	inputCollectionNames()	Returns the input collection names of this transform.
List<String>	outputCollectionNames()	Returns the output collection names of this transform.

Methods inherited from class org.apache.beam.sdk.schemas.transforms.TypedSchemaTransformProvider

configurationSchema, dependencies, from

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.beam.sdk.schemas.transforms.SchemaTransformProvider

description

Field Details

OUTPUT_TAG

public static final TupleTag<PubsubMessage> OUTPUT_TAG

ERROR_TAG

public static final TupleTag<Row> ERROR_TAG

VALID_FORMATS_STR

public static final String VALID_FORMATS_STR

See Also:

• Constant Field Values

VALID_DATA_FORMATS

public static final Set<String> VALID_DATA_FORMATS

Constructor Details

PubsubWriteSchemaTransformProvider

public PubsubWriteSchemaTransformProvider()

Method Details

configurationClass

public Class<PubsubWriteSchemaTransformConfiguration> configurationClass()

Overrides:

configurationClass in class TypedSchemaTransformProvider<PubsubWriteSchemaTransformConfiguration>

from

public SchemaTransform from(PubsubWriteSchemaTransformConfiguration configuration)

Description copied from class: TypedSchemaTransformProvider

Produce a SchemaTransform from ConfigT. Can throw a InvalidConfigurationException or a InvalidSchemaException.

Specified by:

from in class TypedSchemaTransformProvider<PubsubWriteSchemaTransformConfiguration>

identifier

public String identifier()

Description copied from interface: SchemaTransformProvider

Returns an id that uniquely represents this transform.

inputCollectionNames

public List<String> inputCollectionNames()

Description copied from interface: SchemaTransformProvider

Returns the input collection names of this transform.

outputCollectionNames

public List<String> outputCollectionNames()

Description copied from interface: SchemaTransformProvider

Returns the output collection names of this transform.