org.apache.beam.sdk.schemas.transforms.providers

Class JavaMapToFieldsTransformProvider

java.lang.Object

org.apache.beam.sdk.schemas.transforms.TypedSchemaTransformProvider<JavaMapToFieldsTransformProvider.Configuration>

org.apache.beam.sdk.schemas.transforms.providers.JavaMapToFieldsTransformProvider

All Implemented Interfaces:

SchemaTransformProvider

@AutoService(value=SchemaTransformProvider.class)
public class JavaMapToFieldsTransformProvider
extends TypedSchemaTransformProvider<JavaMapToFieldsTransformProvider.Configuration>

An implementation of TypedSchemaTransformProvider for MapToFields for the java language.

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 and Description
static class	JavaMapToFieldsTransformProvider.Configuration
protected static class	JavaMapToFieldsTransformProvider.JavaMapToFieldsTransform A SchemaTransform for MapToFields-java.

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.lang.String	INPUT_ROWS_TAG
protected static java.lang.String	OUTPUT_ROWS_TAG

Constructor Summary

Constructors

Constructor and Description
JavaMapToFieldsTransformProvider()

Method Summary

Modifier and Type	Method and Description
protected java.lang.Class<JavaMapToFieldsTransformProvider.Configuration>	configurationClass()
protected SchemaTransform	from(JavaMapToFieldsTransformProvider.Configuration configuration) Produce a SchemaTransform from ConfigT.
java.lang.String	identifier() Returns an id that uniquely represents this transform.
java.util.List<java.lang.String>	inputCollectionNames() Returns the input collection names of this transform.
java.util.List<java.lang.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 Detail

INPUT_ROWS_TAG

protected static final java.lang.String INPUT_ROWS_TAG

See Also:

Constant Field Values

OUTPUT_ROWS_TAG

protected static final java.lang.String OUTPUT_ROWS_TAG

See Also:

Constant Field Values

Constructor Detail

JavaMapToFieldsTransformProvider

public JavaMapToFieldsTransformProvider()

Method Detail

configurationClass

protected java.lang.Class<JavaMapToFieldsTransformProvider.Configuration> configurationClass()

Specified by:

configurationClass in class TypedSchemaTransformProvider<JavaMapToFieldsTransformProvider.Configuration>

from

protected SchemaTransform from(JavaMapToFieldsTransformProvider.Configuration configuration)

Description copied from class: TypedSchemaTransformProvider

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

Specified by:

from in class TypedSchemaTransformProvider<JavaMapToFieldsTransformProvider.Configuration>

identifier

public java.lang.String identifier()

Description copied from interface: SchemaTransformProvider

Returns an id that uniquely represents this transform.

inputCollectionNames

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

Description copied from interface: SchemaTransformProvider

Returns the input collection names of this transform.

outputCollectionNames

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

Description copied from interface: SchemaTransformProvider

Returns the output collection names of this transform.