org.apache.pig.newplan
Class SubtreeDependencyOrderWalker

java.lang.Object
  extended by org.apache.pig.newplan.PlanWalker
      extended by org.apache.pig.newplan.DependencyOrderWalker
          extended by org.apache.pig.newplan.SubtreeDependencyOrderWalker

public class SubtreeDependencyOrderWalker
extends DependencyOrderWalker


Field Summary
 
Fields inherited from class org.apache.pig.newplan.PlanWalker
plan
 
Constructor Summary
SubtreeDependencyOrderWalker(OperatorPlan plan)
           
SubtreeDependencyOrderWalker(OperatorPlan plan, Operator startNode)
           
 
Method Summary
 void walk(PlanVisitor visitor)
          Begin traversing the graph.
 
Methods inherited from class org.apache.pig.newplan.DependencyOrderWalker
doAllPredecessors, spawnChildWalker
 
Methods inherited from class org.apache.pig.newplan.PlanWalker
getPlan, setPlan
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SubtreeDependencyOrderWalker

public SubtreeDependencyOrderWalker(OperatorPlan plan)

SubtreeDependencyOrderWalker

public SubtreeDependencyOrderWalker(OperatorPlan plan,
                                    Operator startNode)
Method Detail

walk

public void walk(PlanVisitor visitor)
          throws FrontendException
Description copied from class: DependencyOrderWalker
Begin traversing the graph.

Overrides:
walk in class DependencyOrderWalker
Parameters:
visitor - Visitor this walker is being used by.
Throws:
FrontendException


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