org.apache.beam.runners.dataflow

Class CreateDataflowView<ElemT,ViewT>

java.lang.Object

org.apache.beam.sdk.transforms.PTransform<PCollection<ElemT>,PCollection<ElemT>>

org.apache.beam.runners.dataflow.CreateDataflowView<ElemT,ViewT>

All Implemented Interfaces:

Serializable, HasDisplayData

public class CreateDataflowView<ElemT,ViewT>
extends PTransform<PCollection<ElemT>,PCollection<ElemT>>

A DataflowRunner marker class for creating a PCollectionView.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.beam.sdk.transforms.PTransform

name

Method Summary

Modifier and Type	Method and Description
PCollection<ElemT>	expand(PCollection<ElemT> input)
PCollectionView<ViewT>	getView()
static <ElemT,ViewT> CreateDataflowView<ElemT,ViewT>	of(PCollectionView<ViewT> view)

Methods inherited from class org.apache.beam.sdk.transforms.PTransform

getAdditionalInputs, getDefaultOutputCoder, getDefaultOutputCoder, getDefaultOutputCoder, getKindString, getName, populateDisplayData, toString, validate

Methods inherited from class java.lang.Object

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

Method Detail

of

public static <ElemT,ViewT> CreateDataflowView<ElemT,ViewT> of(PCollectionView<ViewT> view)

expand

public PCollection<ElemT> expand(PCollection<ElemT> input)

Specified by:

expand in class PTransform<PCollection<ElemT>,PCollection<ElemT>>

getView

public PCollectionView<ViewT> getView()