org.apache.drill.common.expression

Class IfExpression

java.lang.Object

org.apache.drill.common.expression.LogicalExpressionBase

org.apache.drill.common.expression.IfExpression

All Implemented Interfaces:

Iterable<LogicalExpression>, LogicalExpression

public class IfExpression
extends LogicalExpressionBase

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	IfExpression.Builder
static class	IfExpression.IfCondition

Nested classes/interfaces inherited from interface org.apache.drill.common.expression.LogicalExpression

LogicalExpression.De, LogicalExpression.Se

Field Summary

Fields

Modifier and Type	Field and Description
LogicalExpression	elseExpression
IfExpression.IfCondition	ifCondition
TypeProtos.MajorType	outputType

Method Summary

Modifier and Type	Method and Description
<T,V,E extends Exception> T	accept(ExprVisitor<T,V,E> visitor, V value)
int	getCumulativeCost()
TypeProtos.MajorType	getMajorType()
Iterator<LogicalExpression>	iterator()
static IfExpression.Builder	newBuilder()

Methods inherited from class org.apache.drill.common.expression.LogicalExpressionBase

getDescription, getPosition, getSelfCost, i

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

ifCondition

public final IfExpression.IfCondition ifCondition

elseExpression

public final LogicalExpression elseExpression

outputType

public final TypeProtos.MajorType outputType

Method Detail

accept

public <T,V,E extends Exception> T accept(ExprVisitor<T,V,E> visitor,
                                          V value)
                                   throws E extends Exception

Throws:

E extends Exception

getMajorType

public TypeProtos.MajorType getMajorType()

Specified by:

getMajorType in interface LogicalExpression

Overrides:

getMajorType in class LogicalExpressionBase

newBuilder

public static IfExpression.Builder newBuilder()

iterator

public Iterator<LogicalExpression> iterator()

getCumulativeCost

public int getCumulativeCost()

Specified by:

getCumulativeCost in interface LogicalExpression

Overrides:

getCumulativeCost in class LogicalExpressionBase