org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer

Class ParallelismSetter

java.lang.Object

org.apache.pig.impl.plan.PlanVisitor<TezOperator,TezOperPlan>

org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOpPlanVisitor

org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer.ParallelismSetter

public class ParallelismSetter
extends TezOpPlanVisitor

Field Summary

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

mCurrentWalker, mPlan

Constructor Summary

Constructors

Constructor and Description
ParallelismSetter(TezOperPlan plan, PigContext pigContext)

Method Summary

Modifier and Type	Method and Description
int	getEstimatedTotalParallelism()
void	visitTezOp(TezOperator tezOp)

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

ParallelismSetter

public ParallelismSetter(TezOperPlan plan,
                         PigContext pigContext)

Method Detail

getEstimatedTotalParallelism

public int getEstimatedTotalParallelism()

visitTezOp

public void visitTezOp(TezOperator tezOp)
                throws VisitorException

Overrides:

visitTezOp in class TezOpPlanVisitor

Throws:

VisitorException