org.apache.beam.runners.samza.translation

Class PViewToIdMapper

java.lang.Object

org.apache.beam.sdk.Pipeline.PipelineVisitor.Defaults

org.apache.beam.runners.samza.translation.PViewToIdMapper

All Implemented Interfaces:

org.apache.beam.sdk.Pipeline.PipelineVisitor

public class PViewToIdMapper
extends org.apache.beam.sdk.Pipeline.PipelineVisitor.Defaults

This class generates an ID for each PValue during a topological traversal of the BEAM Pipeline.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.beam.sdk.Pipeline.PipelineVisitor

org.apache.beam.sdk.Pipeline.PipelineVisitor.CompositeBehavior, org.apache.beam.sdk.Pipeline.PipelineVisitor.Defaults

Method Summary

Modifier and Type	Method and Description
static java.util.Map<org.apache.beam.sdk.values.PValue,java.lang.String>	buildIdMap(org.apache.beam.sdk.Pipeline pipeline)
java.util.Map<org.apache.beam.sdk.values.PValue,java.lang.String>	getIdMap()
void	visitPrimitiveTransform(org.apache.beam.sdk.runners.TransformHierarchy.Node node)
void	visitValue(org.apache.beam.sdk.values.PValue value, org.apache.beam.sdk.runners.TransformHierarchy.Node producer)

Methods inherited from class org.apache.beam.sdk.Pipeline.PipelineVisitor.Defaults

enterCompositeTransform, enterPipeline, getPipeline, leaveCompositeTransform, leavePipeline

Methods inherited from class java.lang.Object

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

Method Detail

buildIdMap

public static java.util.Map<org.apache.beam.sdk.values.PValue,java.lang.String> buildIdMap(org.apache.beam.sdk.Pipeline pipeline)

visitValue

public void visitValue(org.apache.beam.sdk.values.PValue value,
                       org.apache.beam.sdk.runners.TransformHierarchy.Node producer)

Specified by:

visitValue in interface org.apache.beam.sdk.Pipeline.PipelineVisitor

Overrides:

visitValue in class org.apache.beam.sdk.Pipeline.PipelineVisitor.Defaults

visitPrimitiveTransform

public void visitPrimitiveTransform(org.apache.beam.sdk.runners.TransformHierarchy.Node node)

Specified by:

visitPrimitiveTransform in interface org.apache.beam.sdk.Pipeline.PipelineVisitor

Overrides:

visitPrimitiveTransform in class org.apache.beam.sdk.Pipeline.PipelineVisitor.Defaults

getIdMap

public java.util.Map<org.apache.beam.sdk.values.PValue,java.lang.String> getIdMap()