org.apache.pig.pen
Class PhysicalPlanResetter

java.lang.Object
  extended by org.apache.pig.impl.plan.PlanVisitor<PhysicalOperator,PhysicalPlan>
      extended by org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhyPlanVisitor
          extended by org.apache.pig.pen.PhysicalPlanResetter

public class PhysicalPlanResetter
extends PhyPlanVisitor

This visitor visits the physical plan and resets it for next MRCompilation


Field Summary
 
Fields inherited from class org.apache.pig.impl.plan.PlanVisitor
mCurrentWalker, mPlan
 
Constructor Summary
PhysicalPlanResetter(PhysicalPlan plan)
           
 
Method Summary
 void visitPackage(POPackage pkg)
           
 
Methods inherited from class org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhyPlanVisitor
visitAdd, visitAnd, visitBinCond, visitCast, visitCollectedGroup, visitCombinerPackage, visitComparisonFunc, visitConstant, visitCross, visitDemux, visitDistinct, visitDivide, visitEqualTo, visitFilter, visitFRJoin, visitGlobalRearrange, visitGreaterThan, visitGTOrEqual, visitIsNull, visitJoinPackage, visitLessThan, visitLimit, visitLoad, visitLocalRearrange, visitLTOrEqual, visitMapLookUp, visitMergeCoGroup, visitMergeJoin, visitMod, visitMultiply, visitMultiQueryPackage, visitNative, visitNegative, visitNot, visitNotEqualTo, visitOr, visitPartialAgg, visitPartitionRearrange, visitPOForEach, visitPOOptimizedForEach, visitPreCombinerLocalRearrange, visitProject, visitRegexp, visitSkewedJoin, visitSort, visitSplit, visitStore, visitStream, visitSubtract, visitUnion, visitUserFunc
 
Methods inherited from class org.apache.pig.impl.plan.PlanVisitor
getPlan, popWalker, pushWalker, visit
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

PhysicalPlanResetter

public PhysicalPlanResetter(PhysicalPlan plan)
Method Detail

visitPackage

public void visitPackage(POPackage pkg)
                  throws VisitorException
Overrides:
visitPackage in class PhyPlanVisitor
Throws:
VisitorException


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