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

protected

ScalarVariableValidator.ProjectFinder(OperatorPlan p, PlanWalker walker)

Method Summary

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

ScalarVariableValidator.ProjectFinder

protected ScalarVariableValidator.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