cascading.flow.planner.iso.transformer

Class ReplaceGraphFactoryBasedTransformer

java.lang.Object

cascading.flow.planner.iso.transformer.GraphTransformer<E,E>

cascading.flow.planner.iso.transformer.RecursiveGraphTransformer<ElementGraph>

cascading.flow.planner.iso.transformer.MutateGraphTransformer

cascading.flow.planner.iso.transformer.ReplaceGraphFactoryBasedTransformer

public class ReplaceGraphFactoryBasedTransformer
extends MutateGraphTransformer

GraphTransformer that uses the supplied factory to generate the replacement FlowElement.

Note: This only works if exactly one FlowElement is being replaced.

Field Summary

Fields inherited from class cascading.flow.planner.iso.transformer.MutateGraphTransformer

graphTransformer

Fields inherited from class cascading.flow.planner.iso.transformer.RecursiveGraphTransformer

DEFAULT_TRANSFORM_RECURSION_DEPTH_MAX, TRANSFORM_RECURSION_DEPTH_MAX

Constructor Summary

Constructors

Constructor and Description
ReplaceGraphFactoryBasedTransformer(ExpressionGraph filter, java.lang.String factoryName)
ReplaceGraphFactoryBasedTransformer(GraphTransformer graphTransformer, ExpressionGraph filter, java.lang.String factoryName)

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	transformGraphInPlaceUsing(Transformed<ElementGraph> transformed, ElementGraph graph, Match match)

Methods inherited from class cascading.flow.planner.iso.transformer.MutateGraphTransformer

prepareForMatch, requiresRecursiveSearch

Methods inherited from class cascading.flow.planner.iso.transformer.RecursiveGraphTransformer

addExclusions, transform, transform

Methods inherited from class cascading.flow.planner.iso.transformer.GraphTransformer

transform

Methods inherited from class java.lang.Object

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

Constructor Detail

ReplaceGraphFactoryBasedTransformer

public ReplaceGraphFactoryBasedTransformer(ExpressionGraph filter,
                                   java.lang.String factoryName)

ReplaceGraphFactoryBasedTransformer

public ReplaceGraphFactoryBasedTransformer(GraphTransformer graphTransformer,
                                   ExpressionGraph filter,
                                   java.lang.String factoryName)

Method Detail

transformGraphInPlaceUsing

protected boolean transformGraphInPlaceUsing(Transformed<ElementGraph> transformed,
                                 ElementGraph graph,
                                 Match match)

Specified by:

transformGraphInPlaceUsing in class RecursiveGraphTransformer<ElementGraph>