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

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.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, visitCombinerPackage, visitComparisonFunc, visitConstant, 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, visitPackage, visitPartitionRearrange, visitPOForEach, visitPOOptimizedForEach, visitPreCombinerLocalRearrange, visitProject, 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


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