org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans
Class ScalarPhyFinder

java.lang.Object
  org.apache.pig.impl.plan.PlanVisitor<PhysicalOperator,PhysicalPlan>
      org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhyPlanVisitor
          org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans.ScalarPhyFinder

public class ScalarPhyFinder
extends PhyPlanVisitor

Field Summary

Fields inherited from class org.apache.pig.impl.plan.PlanVisitor

mCurrentWalker, mPlan

Constructor Summary

ScalarPhyFinder(PhysicalPlan plan)

Method Summary

List<PhysicalOperator>	getScalars()
void	visitUserFunc(POUserFunc userFunc)

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, visitPackage, visitPartialAgg, visitPartitionRearrange, visitPOForEach, visitPOOptimizedForEach, visitPreCombinerLocalRearrange, visitProject, visitRank, visitRegexp, visitSkewedJoin, visitSort, visitSplit, visitStore, visitStream, visitSubtract, visitUnion

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

ScalarPhyFinder

public ScalarPhyFinder(PhysicalPlan plan)

Method Detail

getScalars

public List<PhysicalOperator> getScalars()

visitUserFunc

public void visitUserFunc(POUserFunc userFunc)
                   throws VisitorException

Overrides:

visitUserFunc in class PhyPlanVisitor

Throws:

VisitorException