Package 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	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	Description
final LogicalExpression	elseExpression
final IfExpression.IfCondition	ifCondition
final TypeProtos.MajorType	outputType

Method Summary

Modifier and Type	Method	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 Details

ifCondition

public final IfExpression.IfCondition ifCondition

elseExpression

public final LogicalExpression elseExpression

outputType

public final TypeProtos.MajorType outputType

Method Details

accept

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

Throws:

E

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