org.apache.beam.runners.samza.translation

Class StateIdParser

java.lang.Object

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

org.apache.beam.runners.samza.translation.StateIdParser

All Implemented Interfaces:

org.apache.beam.sdk.Pipeline.PipelineVisitor

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

This class identifies the set of non-unique state ids by scanning the BEAM Pipeline with a topological traversal.

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
java.util.Set<java.lang.String>	getNonUniqueStateIds()
static java.util.Set<java.lang.String>	scan(org.apache.beam.sdk.Pipeline pipeline)
void	visitPrimitiveTransform(org.apache.beam.sdk.runners.TransformHierarchy.Node node)

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

enterCompositeTransform, enterPipeline, getPipeline, leaveCompositeTransform, leavePipeline, visitValue

Methods inherited from class java.lang.Object

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

Method Detail

scan

public static java.util.Set<java.lang.String> scan(org.apache.beam.sdk.Pipeline pipeline)

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

getNonUniqueStateIds

public java.util.Set<java.lang.String> getNonUniqueStateIds()