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

@Internal
 @AutoService(value=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.

Constructor Summary

Constructors

Constructor and Description
PubsubWriteSchemaTransformProvider()

Method Summary

Modifier and Type	Method and Description
protected java.lang.Class<PubsubWriteSchemaTransformConfiguration>	configurationClass() Returns the expected class of the configuration.
SchemaTransform	from(PubsubWriteSchemaTransformConfiguration configuration) Returns the expected SchemaTransform of the configuration.
java.lang.String	identifier() Implementation of the SchemaTransformProvider identifier method.
java.util.List<java.lang.String>	inputCollectionNames() Implementation of the TypedSchemaTransformProvider inputCollectionNames method.
java.util.List<java.lang.String>	outputCollectionNames() Implementation of the TypedSchemaTransformProvider outputCollectionNames method.

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

Constructor Detail

PubsubWriteSchemaTransformProvider

public PubsubWriteSchemaTransformProvider()

Method Detail

configurationClass

protected java.lang.Class<PubsubWriteSchemaTransformConfiguration> configurationClass()

Returns the expected class of the configuration.

Specified by:

configurationClass in class TypedSchemaTransformProvider<PubsubWriteSchemaTransformConfiguration>

from

public SchemaTransform from(PubsubWriteSchemaTransformConfiguration configuration)

Returns the expected SchemaTransform of the configuration.

Specified by:

from in class TypedSchemaTransformProvider<PubsubWriteSchemaTransformConfiguration>

identifier

public java.lang.String identifier()

Implementation of the SchemaTransformProvider identifier method.

inputCollectionNames

public java.util.List<java.lang.String> inputCollectionNames()

Implementation of the TypedSchemaTransformProvider inputCollectionNames method. Since a single input is expected, this returns a list with a single name.

outputCollectionNames

public java.util.List<java.lang.String> outputCollectionNames()

Implementation of the TypedSchemaTransformProvider outputCollectionNames method. The only expected output is the ERROR_TAG.