org.apache.pig.tools.pigstats

Class ScriptState.AliasVisitor

java.lang.Object

org.apache.pig.impl.plan.PlanVisitor<PhysicalOperator,PhysicalPlan>

org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhyPlanVisitor

org.apache.pig.tools.pigstats.ScriptState.AliasVisitor

Enclosing class:

ScriptState

protected static class ScriptState.AliasVisitor
extends PhyPlanVisitor

Field Summary

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

mCurrentWalker, mPlan

Constructor Summary

Constructors

Constructor and Description
ScriptState.AliasVisitor(PhysicalPlan plan, List<String> alias, List<String> aliasLocation)

Method Summary

Methods

Modifier and Type	Method and Description
void	visitCollectedGroup(POCollectedGroup mg)
void	visitDistinct(PODistinct distinct)
void	visitFilter(POFilter fl)
void	visitFRJoin(POFRJoin join)
void	visitLimit(POLimit lim)
void	visitLoad(POLoad load)
void	visitLocalRearrange(POLocalRearrange lr)
void	visitMergeCoGroup(POMergeCogroup mergeCoGrp)
void	visitMergeJoin(POMergeJoin join)
void	visitPOForEach(POForEach nfe)
void	visitSkewedJoin(POSkewedJoin sk)
void	visitSort(POSort sort)
void	visitStream(POStream stream)
void	visitUnion(POUnion un)

Methods inherited from class org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhyPlanVisitor

visit, visitAdd, visitAnd, visitBinCond, visitCast, visitComparisonFunc, visitConstant, visitCounter, visitCross, visitDemux, visitDivide, visitEqualTo, visitGlobalRearrange, visitGreaterThan, visitGTOrEqual, visitIsNull, visitLessThan, visitLTOrEqual, visitMapLookUp, visitMod, visitMultiply, visitNative, visitNegative, visitNot, visitNotEqualTo, visitOr, visitPackage, visitPartialAgg, visitPartitionRearrange, visitPoissonSample, visitPOOptimizedForEach, visitPreCombinerLocalRearrange, visitProject, visitRank, visitRegexp, visitReservoirSample, visitSplit, visitStore, visitSubtract, 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

ScriptState.AliasVisitor

public ScriptState.AliasVisitor(PhysicalPlan plan,
                        List<String> alias,
                        List<String> aliasLocation)

Method Detail

visitLoad

public void visitLoad(POLoad load)
               throws VisitorException

Overrides:

visitLoad in class PhyPlanVisitor

Throws:

VisitorException

visitFRJoin

public void visitFRJoin(POFRJoin join)
                 throws VisitorException

Overrides:

visitFRJoin in class PhyPlanVisitor

Throws:

VisitorException

visitMergeJoin

public void visitMergeJoin(POMergeJoin join)
                    throws VisitorException

Overrides:

visitMergeJoin in class PhyPlanVisitor

Throws:

VisitorException

visitMergeCoGroup

public void visitMergeCoGroup(POMergeCogroup mergeCoGrp)
                       throws VisitorException

Overrides:

visitMergeCoGroup in class PhyPlanVisitor

Throws:

VisitorException

visitCollectedGroup

public void visitCollectedGroup(POCollectedGroup mg)
                         throws VisitorException

Overrides:

visitCollectedGroup in class PhyPlanVisitor

Throws:

VisitorException

visitDistinct

public void visitDistinct(PODistinct distinct)
                   throws VisitorException

Overrides:

visitDistinct in class PhyPlanVisitor

Throws:

VisitorException

visitStream

public void visitStream(POStream stream)
                 throws VisitorException

Overrides:

visitStream in class PhyPlanVisitor

Throws:

VisitorException

visitFilter

public void visitFilter(POFilter fl)
                 throws VisitorException

Overrides:

visitFilter in class PhyPlanVisitor

Throws:

VisitorException

visitLocalRearrange

public void visitLocalRearrange(POLocalRearrange lr)
                         throws VisitorException

Overrides:

visitLocalRearrange in class PhyPlanVisitor

Throws:

VisitorException

visitPOForEach

public void visitPOForEach(POForEach nfe)
                    throws VisitorException

Overrides:

visitPOForEach in class PhyPlanVisitor

Throws:

VisitorException

visitUnion

public void visitUnion(POUnion un)
                throws VisitorException

Overrides:

visitUnion in class PhyPlanVisitor

Throws:

VisitorException

visitSort

public void visitSort(POSort sort)
               throws VisitorException

Overrides:

visitSort in class PhyPlanVisitor

Throws:

VisitorException

visitLimit

public void visitLimit(POLimit lim)
                throws VisitorException

Overrides:

visitLimit in class PhyPlanVisitor

Throws:

VisitorException

visitSkewedJoin

public void visitSkewedJoin(POSkewedJoin sk)
                     throws VisitorException

Overrides:

visitSkewedJoin in class PhyPlanVisitor

Throws:

VisitorException