org.apache.beam.fn.harness

Class CombineRunners.PrecombineFactory<KeyT,InputT,AccumT>

java.lang.Object

org.apache.beam.fn.harness.CombineRunners.PrecombineFactory<KeyT,InputT,AccumT>

All Implemented Interfaces:

PTransformRunnerFactory<org.apache.beam.fn.harness.CombineRunners.PrecombineRunner<KeyT,InputT,AccumT>>

Enclosing class:

CombineRunners

public static class CombineRunners.PrecombineFactory<KeyT,InputT,AccumT>
extends java.lang.Object
implements PTransformRunnerFactory<org.apache.beam.fn.harness.CombineRunners.PrecombineRunner<KeyT,InputT,AccumT>>

A factory for PrecombineRunners.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.beam.fn.harness.PTransformRunnerFactory

PTransformRunnerFactory.Context, PTransformRunnerFactory.Registrar

Constructor Summary

Constructors

Constructor and Description
PrecombineFactory()

Method Summary

Modifier and Type	Method and Description
org.apache.beam.fn.harness.CombineRunners.PrecombineRunner<KeyT,InputT,AccumT>	createRunnerForPTransform(PTransformRunnerFactory.Context context) Creates and returns a handler for a given PTransform.

Methods inherited from class java.lang.Object

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

Constructor Detail

PrecombineFactory

public PrecombineFactory()

Method Detail

createRunnerForPTransform

public org.apache.beam.fn.harness.CombineRunners.PrecombineRunner<KeyT,InputT,AccumT> createRunnerForPTransform(PTransformRunnerFactory.Context context)
                                                                                                         throws java.io.IOException

Description copied from interface: PTransformRunnerFactory

Creates and returns a handler for a given PTransform. Note that the handler must support processing multiple bundles. The handler will be discarded if bundle processing fails or management of the handler between bundle processing fails. The handler may also be discarded due to memory pressure.

Specified by:

createRunnerForPTransform in interface PTransformRunnerFactory<org.apache.beam.fn.harness.CombineRunners.PrecombineRunner<KeyT,InputT,AccumT>>

Throws:

java.io.IOException