org.apache.pig.pen
Class PhysicalPlanResetter

java.lang.Object
  org.apache.pig.impl.plan.PlanVisitor<PhysicalOperator,PhysicalPlan>
      org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhyPlanVisitor
          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, visitComparisonFunc, visitConstant, visitCounter, visitCross, visitDemux, visitDistinct, visitDivide, visitEqualTo, visitFilter, visitFRJoin, visitGlobalRearrange, visitGreaterThan, visitGTOrEqual, visitIsNull, visitLessThan, visitLimit, visitLoad, visitLocalRearrange, visitLTOrEqual, visitMapLookUp, visitMergeCoGroup, visitMergeJoin, visitMod, visitMultiply, visitNative, visitNegative, visitNot, visitNotEqualTo, visitOr, visitPartialAgg, visitPartitionRearrange, visitPOForEach, visitPOOptimizedForEach, visitPreCombinerLocalRearrange, visitProject, visitRank, 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