org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans
Class XMLPhysicalPlanPrinter<P extends OperatorPlan<PhysicalOperator>>

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.physicalLayer.plans.XMLPhysicalPlanPrinter<P>

public class XMLPhysicalPlanPrinter<P extends OperatorPlan<PhysicalOperator>>
extends PhyPlanVisitor

Field Summary

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

mCurrentWalker, mPlan

Constructor Summary

XMLPhysicalPlanPrinter(PhysicalPlan plan, Document doc, Element parent)

Method Summary

protected void	depthFirstPP(Element parentNode)
void	print(OutputStream printer)
void	visit() Entry point for visiting the plan.

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, visitUserFunc

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

getPlan, popWalker, pushWalker

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

XMLPhysicalPlanPrinter

public XMLPhysicalPlanPrinter(PhysicalPlan plan,
                              Document doc,
                              Element parent)

Method Detail

visit

public void visit()
           throws VisitorException

Description copied from class: PlanVisitor

Entry point for visiting the plan.

Overrides:

visit in class PlanVisitor<PhysicalOperator,PhysicalPlan>

Throws:

VisitorException - if an error is encountered while visiting.

print

public void print(OutputStream printer)
           throws VisitorException,
                  IOException

Throws:

VisitorException

IOException

depthFirstPP

protected void depthFirstPP(Element parentNode)
                     throws VisitorException

Throws:

VisitorException