org.apache.pig.newplan.logical.rules

Class ForEachConstantCalculator

java.lang.Object

org.apache.pig.newplan.optimizer.Rule

org.apache.pig.newplan.logical.rules.ConstantCalculator

org.apache.pig.newplan.logical.rules.ForEachConstantCalculator

public class ForEachConstantCalculator
extends ConstantCalculator

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.pig.newplan.logical.rules.ConstantCalculator

ConstantCalculator.ConstantCalculatorTransformer

Field Summary

Fields inherited from class org.apache.pig.newplan.optimizer.Rule

currentPlan, log, name, pattern

Constructor Summary

Constructors

Constructor and Description
ForEachConstantCalculator(String n, PigContext pc)

Method Summary

Methods

Modifier and Type	Method and Description
protected OperatorPlan	buildPattern() Build the pattern that this rule will look for

Methods inherited from class org.apache.pig.newplan.logical.rules.ConstantCalculator

getNewTransformer

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

getName, getPattern, isMandatory, isSkipListener, match, setSkipListener

Methods inherited from class java.lang.Object

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

Constructor Detail

ForEachConstantCalculator

public ForEachConstantCalculator(String n,
                         PigContext pc)

Method Detail

buildPattern

protected OperatorPlan buildPattern()

Description copied from class: Rule

Build the pattern that this rule will look for

Specified by:

buildPattern in class Rule

Returns:

the pattern to look for by this rule