com.google.cloud.dataflow.sdk.options

Class DataflowPipelineOptions.JobNameFactory

java.lang.Object

com.google.cloud.dataflow.sdk.options.DataflowPipelineOptions.JobNameFactory

All Implemented Interfaces:

DefaultValueFactory<String>

Enclosing interface:

DataflowPipelineOptions

public static class DataflowPipelineOptions.JobNameFactory
extends Object
implements DefaultValueFactory<String>

Returns a normalized job name constructed from ApplicationNameOptions.getAppName(), the local system user name (if available), and the current time. The normalization makes sure that the job name matches the required pattern of [a-z]([-a-z0-9]*[a-z0-9])? and length limit of 40 characters.

This job name factory is only able to generate one unique name per second per application and user combination.

Constructor Summary

Constructors

Constructor and Description
JobNameFactory()

Method Summary

Modifier and Type	Method and Description
String	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 Detail

JobNameFactory

public JobNameFactory()

Method Detail

create

public String 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<String>

Parameters:

options - The current pipeline options.

Returns:

The default value to be used for the annotated getter.