org.apache.pig.newplan.logical.visitor

Class ScalarVariableValidator.ProjectFinder

java.lang.Object

org.apache.pig.newplan.PlanVisitor

org.apache.pig.newplan.logical.expression.LogicalExpressionVisitor

org.apache.pig.newplan.logical.visitor.ScalarVariableValidator.ProjectFinder

Enclosing class:

ScalarVariableValidator

public static class ScalarVariableValidator.ProjectFinder
extends LogicalExpressionVisitor

Field Summary

Fields inherited from class org.apache.pig.newplan.PlanVisitor

currentWalker, DEFAULT_SCOPE, plan

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ProjectFinder(OperatorPlan p, PlanWalker walker)

Method Summary

Modifier and Type	Method and Description
boolean	found()
void	visit(ProjectExpression project)

Methods inherited from class org.apache.pig.newplan.logical.expression.LogicalExpressionVisitor

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class org.apache.pig.newplan.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

ProjectFinder

protected ProjectFinder(OperatorPlan p,
                        PlanWalker walker)
                 throws FrontendException

Throws:

FrontendException

Method Detail

found

public boolean found()

visit

public void visit(ProjectExpression project)

Overrides:

visit in class LogicalExpressionVisitor