com.google.cloud.dataflow.sdk.values

Class PDone

java.lang.Object

com.google.cloud.dataflow.sdk.values.POutputValueBase

com.google.cloud.dataflow.sdk.values.PDone

All Implemented Interfaces:

POutput

public class PDone
extends POutputValueBase

PDone is the output of a PTransform that has a trivial result, such as a Write.

Method Summary

Modifier and Type	Method and Description
Collection<? extends PValue>	expand() Expands this POutput into a list of its component output PValues.
static PDone	in(Pipeline pipeline) Creates a PDone in the given Pipeline.

Methods inherited from class com.google.cloud.dataflow.sdk.values.POutputValueBase

finishSpecifyingOutput, getPipeline, getProducingTransformInternal, recordAsOutput

Methods inherited from class java.lang.Object

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

Method Detail

in

public static PDone in(Pipeline pipeline)

Creates a PDone in the given Pipeline.

expand

public Collection<? extends PValue> expand()

Description copied from interface: POutput

Expands this POutput into a list of its component output PValues.

• A PValue expands to itself.
• A tuple or list of PValues (such as PCollectionTuple or PCollectionList) expands to its component PValue PValues.

Not intended to be invoked directly by user code.