Package org.apache.beam.runners.direct

Class DirectOptions.AvailableParallelismFactory

java.lang.Object

org.apache.beam.runners.direct.DirectOptions.AvailableParallelismFactory

All Implemented Interfaces:

DefaultValueFactory<Integer>

Enclosing interface:

DirectOptions

public static class DirectOptions.AvailableParallelismFactory
extends Object
implements DefaultValueFactory<Integer>

A DefaultValueFactory that returns the result of Runtime.availableProcessors() from the create(PipelineOptions) method. Uses Runtime.getRuntime() to obtain the Runtime.

Constructor Summary

Constructors

Constructor	Description
AvailableParallelismFactory()

Method Summary

Modifier and Type	Method	Description
Integer	create(PipelineOptions options)	Creates a default value for a getter marked with Default.InstanceFactory.

Methods inherited from class java.lang.Object

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

Constructor Details

AvailableParallelismFactory

public AvailableParallelismFactory()

Method Details

create

public Integer create(PipelineOptions options)

Description copied from interface: DefaultValueFactory

Creates a default value for a getter marked with Default.InstanceFactory.

Specified by:

create in interface DefaultValueFactory<Integer>

Parameters:

options - The current pipeline options.

Returns:

The default value to be used for the annotated getter.