org.apache.beam.sdk.io.kafka

Class KafkaIO.Read.External

java.lang.Object

org.apache.beam.sdk.io.kafka.KafkaIO.Read.External

All Implemented Interfaces:

ExternalTransformRegistrar

Enclosing class:

KafkaIO.Read<K,V>

@Experimental(value=PORTABILITY)
 @AutoService(value=ExternalTransformRegistrar.class)
public static class KafkaIO.Read.External
extends java.lang.Object
implements ExternalTransformRegistrar

Exposes KafkaIO.TypedWithoutMetadata as an external transform for cross-language usage.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	KafkaIO.Read.External.Configuration Parameters class to expose the Read transform to an external SDK.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	URN_WITH_METADATA
static java.lang.String	URN_WITHOUT_METADATA

Constructor Summary

Constructors

Constructor and Description
External()

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,java.lang.Class<? extends ExternalTransformBuilder<?,?,?>>>	knownBuilders() A mapping from URN to an ExternalTransformBuilder class.

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.expansion.ExternalTransformRegistrar

knownBuilderInstances

Field Detail

URN_WITH_METADATA

public static final java.lang.String URN_WITH_METADATA

See Also:

Constant Field Values

URN_WITHOUT_METADATA

public static final java.lang.String URN_WITHOUT_METADATA

See Also:

Constant Field Values

Constructor Detail

External

public External()

Method Detail

knownBuilders

public java.util.Map<java.lang.String,java.lang.Class<? extends ExternalTransformBuilder<?,?,?>>> knownBuilders()

Description copied from interface: ExternalTransformRegistrar

A mapping from URN to an ExternalTransformBuilder class.

Specified by:

knownBuilders in interface ExternalTransformRegistrar